From 043d0cf1e605b17e12f70a5411892a144cb77454 Mon Sep 17 00:00:00 2001
From: Cameron Taggart <cataggar@microsoft.com>
Date: Sat, 28 Feb 2026 19:33:45 -0400
Subject: [PATCH 1/3] add coreutils-builtins

---
 Cargo.lock                          | 2413 +++++++++++++++++++++++++--
 Cargo.toml                          |    1 +
 brush-coreutils-builtins/Cargo.toml |  274 +++
 brush-coreutils-builtins/src/lib.rs |  420 +++++
 brush-shell/Cargo.toml              |    2 +
 brush-shell/src/entry.rs            |   12 +
 6 files changed, 2995 insertions(+), 127 deletions(-)
 create mode 100644 brush-coreutils-builtins/Cargo.toml
 create mode 100644 brush-coreutils-builtins/src/lib.rs

diff --git a/Cargo.lock b/Cargo.lock
index 86ee3ce30..8066f40bd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -24,6 +24,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
 dependencies = [
  "cfg-if",
+ "getrandom 0.3.4",
  "once_cell",
  "version_check",
  "zerocopy",
@@ -68,6 +69,15 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
 
+[[package]]
+name = "ansi-width"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "219e3ce6f2611d83b51ec2098a12702112c29e57203a6b0a0929b2cddb486608"
+dependencies = [
+ "unicode-width 0.1.14",
+]
+
 [[package]]
 name = "anstream"
 version = "0.6.21"
@@ -142,6 +152,12 @@ dependencies = [
  "triomphe",
 ]
 
+[[package]]
+name = "arrayref"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76a2e8124351fda1ef8aaaa3bbd7ebbcb486bbcd4225aca0aa0d84bb2db8fecb"
+
 [[package]]
 name = "arrayvec"
 version = "0.7.6"
@@ -230,6 +246,16 @@ dependencies = [
  "backtrace",
 ]
 
+[[package]]
+name = "base64-simd"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "339abbe78e73178762e23bea9dfd08e697eb3f3301cd4be981c0f78ba5859195"
+dependencies = [
+ "outref",
+ "vsimd",
+]
+
 [[package]]
 name = "bigdecimal"
 version = "0.4.10"
@@ -243,6 +269,15 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "binary-heap-plus"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e4551d8382e911ecc0d0f0ffb602777988669be09447d536ff4388d1def11296"
+dependencies = [
+ "compare",
+]
+
 [[package]]
 name = "bit-set"
 version = "0.8.0"
@@ -273,6 +308,43 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "bitvec"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bc2832c24239b0141d5674bb9174f9d68a8b5b3f2753311927c172ca46f7e9c"
+dependencies = [
+ "funty",
+ "radium",
+ "tap",
+ "wyz",
+]
+
+[[package]]
+name = "blake2b_simd"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b79834656f71332577234b50bfc009996f7449e0c056884e6a02492ded0ca2f3"
+dependencies = [
+ "arrayref",
+ "arrayvec",
+ "constant_time_eq",
+]
+
+[[package]]
+name = "blake3"
+version = "1.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2468ef7d57b3fb7e16b576e8377cdbde2320c60e1491e961d11da40fc4f02a2d"
+dependencies = [
+ "arrayref",
+ "arrayvec",
+ "cc",
+ "cfg-if",
+ "constant_time_eq",
+ "cpufeatures 0.2.17",
+]
+
 [[package]]
 name = "block-buffer"
 version = "0.10.4"
@@ -282,6 +354,15 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "block2"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdeb9d870516001442e364c5220d3574d2da8dc765554b4a617230d33fa58ef5"
+dependencies = [
+ "objc2",
+]
+
 [[package]]
 name = "bon"
 version = "3.9.0"
@@ -333,10 +414,10 @@ dependencies = [
  "rlimit",
  "strum 0.27.2",
  "strum_macros 0.27.2",
- "thiserror",
+ "thiserror 2.0.18",
  "tokio",
  "tracing",
- "uucore",
+ "uucore 0.6.0",
 ]
 
 [[package]]
@@ -370,7 +451,7 @@ dependencies = [
  "strum 0.27.2",
  "strum_macros 0.27.2",
  "terminfo",
- "thiserror",
+ "thiserror 2.0.18",
  "tokio",
  "tracing",
  "uuid",
@@ -378,6 +459,95 @@ dependencies = [
  "whoami",
 ]
 
+[[package]]
+name = "brush-coreutils-builtins"
+version = "0.1.0"
+dependencies = [
+ "brush-core",
+ "uu_arch",
+ "uu_b2sum",
+ "uu_base32",
+ "uu_base64",
+ "uu_basename",
+ "uu_basenc",
+ "uu_cat",
+ "uu_cksum",
+ "uu_comm",
+ "uu_cp",
+ "uu_csplit",
+ "uu_cut",
+ "uu_date",
+ "uu_dd",
+ "uu_df",
+ "uu_dir",
+ "uu_dircolors",
+ "uu_dirname",
+ "uu_du",
+ "uu_echo",
+ "uu_env",
+ "uu_expand",
+ "uu_expr",
+ "uu_factor",
+ "uu_false",
+ "uu_fmt",
+ "uu_fold",
+ "uu_head",
+ "uu_hostname",
+ "uu_join",
+ "uu_link",
+ "uu_ln",
+ "uu_ls",
+ "uu_md5sum",
+ "uu_mkdir",
+ "uu_mktemp",
+ "uu_more",
+ "uu_mv",
+ "uu_nl",
+ "uu_nproc",
+ "uu_numfmt",
+ "uu_od",
+ "uu_paste",
+ "uu_pr",
+ "uu_printenv",
+ "uu_printf",
+ "uu_ptx",
+ "uu_pwd",
+ "uu_readlink",
+ "uu_realpath",
+ "uu_rm",
+ "uu_rmdir",
+ "uu_seq",
+ "uu_sha1sum",
+ "uu_sha224sum",
+ "uu_sha256sum",
+ "uu_sha384sum",
+ "uu_sha512sum",
+ "uu_shred",
+ "uu_shuf",
+ "uu_sleep",
+ "uu_sort",
+ "uu_split",
+ "uu_sum",
+ "uu_sync",
+ "uu_tac",
+ "uu_tail",
+ "uu_tee",
+ "uu_test",
+ "uu_touch",
+ "uu_tr",
+ "uu_true",
+ "uu_truncate",
+ "uu_tsort",
+ "uu_uname",
+ "uu_unexpand",
+ "uu_uniq",
+ "uu_unlink",
+ "uu_vdir",
+ "uu_wc",
+ "uu_whoami",
+ "uu_yes",
+]
+
 [[package]]
 name = "brush-experimental-builtins"
 version = "0.1.0"
@@ -412,7 +582,7 @@ dependencies = [
  "pretty_assertions",
  "radix_trie",
  "reedline",
- "thiserror",
+ "thiserror 2.0.18",
  "tokio",
  "tracing",
 ]
@@ -435,7 +605,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_yaml",
- "thiserror",
+ "thiserror 2.0.18",
  "tracing",
  "utf8-chars",
  "uuid",
@@ -451,6 +621,7 @@ dependencies = [
  "assert_fs",
  "brush-builtins",
  "brush-core",
+ "brush-coreutils-builtins",
  "brush-experimental-builtins",
  "brush-interactive",
  "brush-parser",
@@ -484,7 +655,7 @@ dependencies = [
  "strip-ansi-escapes",
  "tempfile",
  "test-with",
- "thiserror",
+ "thiserror 2.0.18",
  "tokio",
  "toml 1.0.1+spec-1.1.0",
  "tracing",
@@ -539,6 +710,18 @@ version = "3.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5dd9dc738b7a8311c7ade152424974d8115f2cdad61e8dab8dac9f2362298510"
 
+[[package]]
+name = "bytecount"
+version = "0.6.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "175812e0be2bccb6abe50bb8d566126198344f707e304f45c648fd8f2cc0365e"
+
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
 [[package]]
 name = "bytes"
 version = "1.11.1"
@@ -556,7 +739,7 @@ dependencies = [
  "cached_proc_macro_types",
  "hashbrown 0.15.5",
  "once_cell",
- "thiserror",
+ "thiserror 2.0.18",
  "web-time",
 ]
 
@@ -578,6 +761,16 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ade8366b8bd5ba243f0a58f036cc0ca8a2f069cff1a2351ef1cac6b083e16fc0"
 
+[[package]]
+name = "calendrical_calculations"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a0b39595c6ee54a8d0900204ba4c401d0ab4eb45adaf07178e8d017541529e7"
+dependencies = [
+ "core_maths",
+ "displaydoc",
+]
+
 [[package]]
 name = "cast"
 version = "0.3.0"
@@ -744,7 +937,7 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "692186b5ebe54007e45a59aea47ece9eb4108e141326c304cdc91699a7118a22"
 dependencies = [
- "nom",
+ "nom 7.1.3",
  "proc-macro2",
  "quote",
  "syn 2.0.114",
@@ -772,9 +965,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f849b92c694fe237ecd8fafd1ba0df7ae0d45c1df6daeb7f68ed4220d51640bd"
 dependencies = [
  "nix 0.30.1",
- "thiserror",
+ "thiserror 2.0.18",
 ]
 
+[[package]]
+name = "compare"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "120133d4db2ec47efe2e26502ee984747630c67f51974fca0b6c1340cf2368d3"
+
 [[package]]
 name = "conpty"
 version = "0.5.1"
@@ -796,6 +995,39 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "console"
+version = "0.16.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03e45a4a8926227e4197636ba97a9fc9b00477e9f4bd711395687c5f0734bec4"
+dependencies = [
+ "encode_unicode",
+ "libc",
+ "once_cell",
+ "unicode-width 0.2.2",
+ "windows-sys 0.61.2",
+]
+
+[[package]]
+name = "const-random"
+version = "0.1.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87e00182fe74b066627d63b85fd550ac2998d4b0bd86bfed477a0ae4c7c71359"
+dependencies = [
+ "const-random-macro",
+]
+
+[[package]]
+name = "const-random-macro"
+version = "0.1.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9d839f2a20b0aee515dc581a6172f2321f96cab76c1a38a4c584a194955390e"
+dependencies = [
+ "getrandom 0.2.17",
+ "once_cell",
+ "tiny-keccak",
+]
+
 [[package]]
 name = "const_format"
 version = "0.2.35"
@@ -816,6 +1048,12 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "constant_time_eq"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d52eff69cd5e647efe296129160853a42795992097e8af39800e1060caeea9b"
+
 [[package]]
 name = "convert_case"
 version = "0.10.0"
@@ -831,6 +1069,15 @@ version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
+[[package]]
+name = "core_maths"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77745e017f5edba1a9c1d854f6f3a52dac8a12dd5af5d2f54aecf61e43d80d30"
+dependencies = [
+ "libm",
+]
+
 [[package]]
 name = "cpufeatures"
 version = "0.2.17"
@@ -849,6 +1096,33 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "crc"
+version = "3.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9710d3b3739c2e349eb44fe848ad0b7c8cb1e42bd87ee49371df2f7acaf3e675"
+dependencies = [
+ "crc-catalog",
+]
+
+[[package]]
+name = "crc-catalog"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19d374276b40fb8bbdee95aef7c7fa6b5316ec764510eb64b8dd0e2ed0d7e7f5"
+
+[[package]]
+name = "crc-fast"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2fd92aca2c6001b1bf5ba0ff84ee74ec8501b52bbef0cac80bf25a6c1d87a83d"
+dependencies = [
+ "crc",
+ "digest",
+ "rustversion",
+ "spin",
+]
+
 [[package]]
 name = "crc32fast"
 version = "1.5.0"
@@ -929,6 +1203,7 @@ dependencies = [
  "crossterm_winapi",
  "derive_more",
  "document-features",
+ "filedescriptor",
  "mio",
  "parking_lot",
  "rustix",
@@ -963,6 +1238,17 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "ctrlc"
+version = "3.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0b1fab2ae45819af2d0731d60f2afe17227ebb1a1538a236da84c93e9a60162"
+dependencies = [
+ "dispatch2",
+ "nix 0.31.1",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "darling"
 version = "0.20.11"
@@ -1032,6 +1318,32 @@ dependencies = [
  "syn 2.0.114",
 ]
 
+[[package]]
+name = "data-encoding"
+version = "2.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d7a1e2f27636f116493b8b860f5546edb47c8d8f8ea73e1d2a20be88e28d1fea"
+
+[[package]]
+name = "data-encoding-macro"
+version = "0.1.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8142a83c17aa9461d637e649271eae18bf2edd00e91f2e105df36c3c16355bdb"
+dependencies = [
+ "data-encoding",
+ "data-encoding-macro-internal",
+]
+
+[[package]]
+name = "data-encoding-macro-internal"
+version = "0.1.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ab67060fc6b8ef687992d439ca0fa36e7ed17e9a0b16b25b601e8757df720de"
+dependencies = [
+ "data-encoding",
+ "syn 2.0.114",
+]
+
 [[package]]
 name = "deranged"
 version = "0.5.5"
@@ -1113,6 +1425,18 @@ dependencies = [
  "crypto-common",
 ]
 
+[[package]]
+name = "dispatch2"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e0e367e4e7da84520dedcac1901e4da967309406d1e51017ae1abfb97adbd38"
+dependencies = [
+ "bitflags 2.10.0",
+ "block2",
+ "libc",
+ "objc2",
+]
+
 [[package]]
 name = "displaydoc"
 version = "0.2.5"
@@ -1124,6 +1448,27 @@ dependencies = [
  "syn 2.0.114",
 ]
 
+[[package]]
+name = "dlv-list"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "442039f5147480ba31067cb00ada1adae6892028e40e45fc5de7b7df6dcc1b5f"
+dependencies = [
+ "const-random",
+]
+
+[[package]]
+name = "dns-lookup"
+version = "3.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e39034cee21a2f5bbb66ba0e3689819c4bb5d00382a282006e802a7ffa6c41d"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "socket2",
+ "windows-sys 0.60.2",
+]
+
 [[package]]
 name = "doc-comment"
 version = "0.3.4"
@@ -1139,6 +1484,12 @@ dependencies = [
  "litrs",
 ]
 
+[[package]]
+name = "dunce"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "92773504d58c093f6de2459af4af33faa518c13451eb8f2b5698ed3d36e7c813"
+
 [[package]]
 name = "dyn-clone"
 version = "1.0.20"
@@ -1235,12 +1586,45 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "filedescriptor"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e40758ed24c9b2eeb76c35fb0aebc66c626084edd827e07e1552279814c6682d"
+dependencies = [
+ "libc",
+ "thiserror 1.0.69",
+ "winapi",
+]
+
+[[package]]
+name = "filetime"
+version = "0.2.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f98844151eee8917efc50bd9e8318cb963ae8b297431495d3f758616ea5c57db"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "libredox",
+]
+
 [[package]]
 name = "find-msvc-tools"
 version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5baebc0774151f905a1a2cc41989300b1e6fbb29aff0ceffa1064fdd3088d582"
 
+[[package]]
+name = "fixed_decimal"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35eabf480f94d69182677e37571d3be065822acfafd12f2f085db44fbbcc8e57"
+dependencies = [
+ "displaydoc",
+ "smallvec",
+ "writeable",
+]
+
 [[package]]
 name = "flate2"
 version = "1.1.9"
@@ -1302,7 +1686,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "54f0d287c53ffd184d04d8677f590f4ac5379785529e5e08b1c8083acdd5c198"
 dependencies = [
  "memchr",
- "thiserror",
+ "thiserror 2.0.18",
 ]
 
 [[package]]
@@ -1317,6 +1701,33 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 
+[[package]]
+name = "foldhash"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
+
+[[package]]
+name = "fs_extra"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42703706b716c37f96a77aea830392ad231f44c9e9a67872fa5548707e11b11c"
+
+[[package]]
+name = "fsevent-sys"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76ee7a02da4d231650c7cea31349b889be2f45ddb3ef3032d2ec8185f6313fd2"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "funty"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c"
+
 [[package]]
 name = "futures"
 version = "0.3.32"
@@ -1405,6 +1816,12 @@ dependencies = [
  "slab",
 ]
 
+[[package]]
+name = "gcd"
+version = "2.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d758ba1b47b00caf47f24925c0074ecb20d6dfcffe7f6d53395c0465674841a"
+
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -1415,6 +1832,17 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff2abc00be7fca6ebc474524697ae276ad847ad0a6b3faa4bcb027e9a4614ad0"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi 0.11.1+wasi-snapshot-preview1",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.3.4"
@@ -1510,6 +1938,12 @@ dependencies = [
  "zerocopy",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+
 [[package]]
 name = "hashbrown"
 version = "0.15.5"
@@ -1518,7 +1952,7 @@ checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
 dependencies = [
  "allocator-api2",
  "equivalent",
- "foldhash",
+ "foldhash 0.1.5",
 ]
 
 [[package]]
@@ -1526,6 +1960,11 @@ name = "hashbrown"
 version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
+dependencies = [
+ "allocator-api2",
+ "equivalent",
+ "foldhash 0.2.0",
+]
 
 [[package]]
 name = "heck"
@@ -1591,27 +2030,126 @@ dependencies = [
 ]
 
 [[package]]
-name = "icu_collections"
+name = "icu_calendar"
 version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c6b649701667bbe825c3b7e6388cb521c23d88644678e83c0c4d0a621a34b43"
+checksum = "d6f0e52e009b6b16ba9c0693578796f2dd4aaa59a7f8f920423706714a89ac4e"
 dependencies = [
+ "calendrical_calculations",
  "displaydoc",
- "potential_utf",
- "yoke",
- "zerofrom",
+ "icu_calendar_data",
+ "icu_locale",
+ "icu_locale_core",
+ "icu_provider",
+ "ixdtf",
+ "serde",
+ "tinystr",
  "zerovec",
 ]
 
 [[package]]
-name = "icu_locale"
+name = "icu_calendar_data"
 version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "532b11722e350ab6bf916ba6eb0efe3ee54b932666afec989465f9243fe6dd60"
+checksum = "527f04223b17edfe0bd43baf14a0cb1b017830db65f3950dc00224860a9a446d"
+
+[[package]]
+name = "icu_collator"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32eed11a5572f1088b63fa21dc2e70d4a865e5739fc2d10abc05be93bae97019"
 dependencies = [
+ "icu_collator_data",
  "icu_collections",
+ "icu_locale",
  "icu_locale_core",
- "icu_locale_data",
+ "icu_normalizer",
+ "icu_properties",
+ "icu_provider",
+ "smallvec",
+ "utf16_iter",
+ "utf8_iter",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_collator_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ab06f0e83a613efddba3e4913e00e43ed4001fae651cb7d40fc7e66b83b6fb9"
+
+[[package]]
+name = "icu_collections"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c6b649701667bbe825c3b7e6388cb521c23d88644678e83c0c4d0a621a34b43"
+dependencies = [
+ "displaydoc",
+ "potential_utf",
+ "yoke",
+ "zerofrom",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_datetime"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b9d49f41ded8e63761b6b4c3120dfdc289415a1ed10107db6198eb311057ca5"
+dependencies = [
+ "displaydoc",
+ "fixed_decimal",
+ "icu_calendar",
+ "icu_datetime_data",
+ "icu_decimal",
+ "icu_locale",
+ "icu_locale_core",
+ "icu_pattern",
+ "icu_plurals",
+ "icu_provider",
+ "icu_time",
+ "potential_utf",
+ "tinystr",
+ "writeable",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_datetime_data"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46597233625417b7c8052a63d916e4fdc73df21614ac0b679492a5d6e3b01aeb"
+
+[[package]]
+name = "icu_decimal"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a38c52231bc348f9b982c1868a2af3195199623007ba2c7650f432038f5b3e8e"
+dependencies = [
+ "fixed_decimal",
+ "icu_decimal_data",
+ "icu_locale",
+ "icu_locale_core",
+ "icu_provider",
+ "writeable",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_decimal_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2905b4044eab2dd848fe84199f9195567b63ab3a93094711501363f63546fef7"
+
+[[package]]
+name = "icu_locale"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "532b11722e350ab6bf916ba6eb0efe3ee54b932666afec989465f9243fe6dd60"
+dependencies = [
+ "icu_collections",
+ "icu_locale_core",
+ "icu_locale_data",
  "icu_provider",
  "potential_utf",
  "tinystr",
@@ -1638,6 +2176,81 @@ version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c5f1d16b4c3a2642d3a719f18f6b06070ab0aef246a6418130c955ae08aa831"
 
+[[package]]
+name = "icu_normalizer"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f6c8828b67bf8908d82127b2054ea1b4427ff0230ee9141c54251934ab1b599"
+dependencies = [
+ "icu_collections",
+ "icu_normalizer_data",
+ "icu_properties",
+ "icu_provider",
+ "smallvec",
+ "utf16_iter",
+ "utf8_iter",
+ "write16",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_normalizer_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7aedcccd01fc5fe81e6b489c15b247b8b0690feb23304303a9e560f37efc560a"
+
+[[package]]
+name = "icu_pattern"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a7ff8c0ff6f61cdce299dcb54f557b0a251adbc78f6f0c35a21332c452b4a1b"
+dependencies = [
+ "displaydoc",
+ "either",
+ "serde",
+ "writeable",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_plurals"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f9cfe49f5b1d1163cc58db451562339916a9ca5cbcaae83924d41a0bf839474"
+dependencies = [
+ "fixed_decimal",
+ "icu_locale",
+ "icu_plurals_data",
+ "icu_provider",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_plurals_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f018a98dccf7f0eb02ba06ac0ff67d102d8ded80734724305e924de304e12ff0"
+
+[[package]]
+name = "icu_properties"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "020bfc02fe870ec3a66d93e677ccca0562506e5872c650f893269e08615d74ec"
+dependencies = [
+ "icu_collections",
+ "icu_locale_core",
+ "icu_properties_data",
+ "icu_provider",
+ "zerotrie",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_properties_data"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "616c294cf8d725c6afcd8f55abc17c56464ef6211f9ed59cccffe534129c77af"
+
 [[package]]
 name = "icu_provider"
 version = "2.1.1"
@@ -1655,6 +2268,30 @@ dependencies = [
  "zerovec",
 ]
 
+[[package]]
+name = "icu_time"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8242b00da3b3b6678f731437a11c8833a43c821ae081eca60ba1b7579d45b6d8"
+dependencies = [
+ "calendrical_calculations",
+ "displaydoc",
+ "icu_calendar",
+ "icu_locale_core",
+ "icu_provider",
+ "icu_time_data",
+ "ixdtf",
+ "serde",
+ "zerotrie",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_time_data"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e10b0e5e87a2c84bd5fa407705732052edebe69291d347d0c3033785470edbf"
+
 [[package]]
 name = "id-arena"
 version = "2.3.0"
@@ -1707,6 +2344,19 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "indicatif"
+version = "0.18.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25470f23803092da7d239834776d653104d551bc4d7eacaf31e6837854b8e9eb"
+dependencies = [
+ "console 0.16.2",
+ "portable-atomic",
+ "unicode-width 0.2.2",
+ "unit-prefix",
+ "web-time",
+]
+
 [[package]]
 name = "inherent"
 version = "1.0.13"
@@ -1718,13 +2368,33 @@ dependencies = [
  "syn 2.0.114",
 ]
 
+[[package]]
+name = "inotify"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f37dccff2791ab604f9babef0ba14fbe0be30bd368dc541e2b08d07c8aa908f3"
+dependencies = [
+ "bitflags 2.10.0",
+ "inotify-sys",
+ "libc",
+]
+
+[[package]]
+name = "inotify-sys"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e05c02b5e89bff3b946cedeca278abc628fe811e604f027c45a8aa3cf793d0eb"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "insta"
 version = "1.46.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e82db8c87c7f1ccecb34ce0c24399b8a73081427f3c7c50a5d597925356115e4"
 dependencies = [
- "console",
+ "console 0.15.11",
  "globset",
  "once_cell",
  "pest",
@@ -1791,6 +2461,64 @@ version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92ecc6618181def0457392ccd0ee51198e065e016d1d527a7ac1b6dc7c1f09d2"
 
+[[package]]
+name = "ixdtf"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84de9d95a6d2547d9b77ee3f25fa0ee32e3c3a6484d47a55adebc0439c077992"
+
+[[package]]
+name = "jiff"
+version = "0.2.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "819b44bc7c87d9117eb522f14d46e918add69ff12713c475946b0a29363ed1c2"
+dependencies = [
+ "jiff-static",
+ "jiff-tzdb-platform",
+ "log",
+ "portable-atomic",
+ "portable-atomic-util",
+ "serde_core",
+ "windows-sys 0.61.2",
+]
+
+[[package]]
+name = "jiff-icu"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e67c2beaae8b10a82d849b9aabb698a43a682f32b17bcdc035d5ecadb44d646"
+dependencies = [
+ "icu_calendar",
+ "icu_time",
+ "jiff",
+]
+
+[[package]]
+name = "jiff-static"
+version = "0.2.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "470252db18ecc35fd766c0891b1e3ec6cbbcd62507e85276c01bf75d8e94d4a1"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.114",
+]
+
+[[package]]
+name = "jiff-tzdb"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68971ebff725b9e2ca27a601c5eb38a4c5d64422c4cbab0c535f248087eda5c2"
+
+[[package]]
+name = "jiff-tzdb-platform"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "875a5a69ac2bab1a891711cf5eccbec1ce0341ea805560dcd90b7a2e925132e8"
+dependencies = [
+ "jiff-tzdb",
+]
+
 [[package]]
 name = "jobserver"
 version = "0.1.34"
@@ -1823,6 +2551,35 @@ dependencies = [
  "time",
 ]
 
+[[package]]
+name = "keccak"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb26cec98cce3a3d96cbb7bced3c4b16e3d13f27ec56dbd62cbc8f39cfb9d653"
+dependencies = [
+ "cpufeatures 0.2.17",
+]
+
+[[package]]
+name = "kqueue"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eac30106d7dce88daf4a3fcb4879ea939476d5074a9b7ddd0fb97fa4bed5596a"
+dependencies = [
+ "kqueue-sys",
+ "libc",
+]
+
+[[package]]
+name = "kqueue-sys"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed9625ffda8729b85e45cf04090035ac368927b8cebc34898e7c120f52e4838b"
+dependencies = [
+ "bitflags 1.3.2",
+ "libc",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -1865,6 +2622,7 @@ checksum = "3d0b95e02c851351f877147b7deea7b1afb1df71b63aa5f8270716e0c5720616"
 dependencies = [
  "bitflags 2.10.0",
  "libc",
+ "redox_syscall 0.7.3",
 ]
 
 [[package]]
@@ -1900,12 +2658,50 @@ version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
+[[package]]
+name = "lru"
+version = "0.16.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1dc47f592c06f33f8e3aea9591776ec7c9f9e4124778ff8a3c3b87159f7e593"
+dependencies = [
+ "hashbrown 0.16.1",
+]
+
+[[package]]
+name = "lscolors"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d60e266dfb1426eb2d24792602e041131fdc0236bb7007abc0e589acafd60929"
+dependencies = [
+ "aho-corasick",
+ "nu-ansi-term",
+]
+
+[[package]]
+name = "md-5"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d89e7ee0cfbedfc4da3340218492196241d89eefb6dab27de5df917a6d2e78cf"
+dependencies = [
+ "cfg-if",
+ "digest",
+]
+
 [[package]]
 name = "memchr"
 version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
 
+[[package]]
+name = "memmap2"
+version = "0.9.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "714098028fe011992e1c3962653c96b2d578c4b4bce9036e15ff220319b1e0e3"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "memoffset"
 version = "0.7.1"
@@ -2029,6 +2825,15 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "nom"
+version = "8.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df9761775871bdef83bee530e60050f7e54b1105350d6884eb0fb4f46c2f9405"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "normalize-line-endings"
 version = "0.3.0"
@@ -2042,16 +2847,43 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f5438dd2b2ff4c6df6e1ce22d825ed2fa93ee2922235cc45186991717f0a892d"
 
 [[package]]
-name = "ntapi"
-version = "0.4.2"
+name = "notify"
+version = "8.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c70f219e21142367c70c0b30c6a9e3a14d55b4d12a204d897fbec83a0363f081"
+checksum = "4d3d07927151ff8575b7087f245456e549fea62edf0ec4e565a5ee50c8402bc3"
 dependencies = [
- "winapi",
-]
-
-[[package]]
-name = "nu-ansi-term"
+ "bitflags 2.10.0",
+ "fsevent-sys",
+ "inotify",
+ "kqueue",
+ "libc",
+ "log",
+ "mio",
+ "notify-types",
+ "walkdir",
+ "windows-sys 0.60.2",
+]
+
+[[package]]
+name = "notify-types"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42b8cfee0e339a0337359f3c88165702ac6e600dc01c0cc9579a92d62b08477a"
+dependencies = [
+ "bitflags 2.10.0",
+]
+
+[[package]]
+name = "ntapi"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c70f219e21142367c70c0b30c6a9e3a14d55b4d12a204d897fbec83a0363f081"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
+name = "nu-ansi-term"
 version = "0.50.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7957b9740744892f114936ab4a57b3f487491bbeafaf8083688b16841a4240e5"
@@ -2067,6 +2899,7 @@ checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
 dependencies = [
  "num-integer",
  "num-traits",
+ "rand 0.8.5",
 ]
 
 [[package]]
@@ -2084,6 +2917,33 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "num-modular"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17bb261bf36fa7d83f4c294f834e91256769097b3cb505d44831e0a179ac647f"
+dependencies = [
+ "num-bigint",
+ "num-integer",
+ "num-traits",
+]
+
+[[package]]
+name = "num-prime"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b285c575532a33ef6fdd3a57640d0b1c70e6ca48644d6df7bbd4b7a0cfbbb12d"
+dependencies = [
+ "bitvec",
+ "either",
+ "lru",
+ "num-bigint",
+ "num-integer",
+ "num-modular",
+ "num-traits",
+ "rand 0.8.5",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -2093,6 +2953,15 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "objc2"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a12a8ed07aefc768292f076dc3ac8c48f3781c8f2d5851dd3d98950e8c5a89f"
+dependencies = [
+ "objc2-encode",
+]
+
 [[package]]
 name = "objc2-core-foundation"
 version = "0.3.2"
@@ -2102,6 +2971,12 @@ dependencies = [
  "bitflags 2.10.0",
 ]
 
+[[package]]
+name = "objc2-encode"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef25abbcd74fb2609453eb695bd2f860d389e457f67dc17cafc8b8cbc89d0c33"
+
 [[package]]
 name = "objc2-io-kit"
 version = "0.3.2"
@@ -2133,12 +3008,44 @@ version = "1.70.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "384b8ab6d37215f3c5301a95a4accb5d64aa607f1fcb26a11b5303878451b4fe"
 
+[[package]]
+name = "onig"
+version = "6.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "336b9c63443aceef14bea841b899035ae3abe89b7c486aaf4c5bd8aafedac3f0"
+dependencies = [
+ "bitflags 2.10.0",
+ "libc",
+ "once_cell",
+ "onig_sys",
+]
+
+[[package]]
+name = "onig_sys"
+version = "69.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7f86c6eef3d6df15f23bcfb6af487cbd2fed4e5581d58d5bf1f5f8b7f6727dc"
+dependencies = [
+ "cc",
+ "pkg-config",
+]
+
 [[package]]
 name = "oorandom"
 version = "11.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6790f58c7ff633d8771f42965289203411a5e5c68388703c06e14f24770b41e"
 
+[[package]]
+name = "ordered-multimap"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49203cdcae0030493bad186b28da2fa25645fa276a51b6fec8010d281e02ef79"
+dependencies = [
+ "dlv-list",
+ "hashbrown 0.14.5",
+]
+
 [[package]]
 name = "os-release"
 version = "0.1.0"
@@ -2157,6 +3064,12 @@ dependencies = [
  "unicode-width 0.2.2",
 ]
 
+[[package]]
+name = "outref"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a80800c0488c3a21695ea981a54918fbb37abf04f4d0720c453632255e2ff0e"
+
 [[package]]
 name = "owo-colors"
 version = "4.2.3"
@@ -2191,11 +3104,22 @@ checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1"
 dependencies = [
  "cfg-if",
  "libc",
- "redox_syscall",
+ "redox_syscall 0.5.18",
  "smallvec",
  "windows-link 0.2.1",
 ]
 
+[[package]]
+name = "parse_datetime"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "413775a7eac2261d2211a79d10ef275e5b6f7b527eec42ad09adce2ffa92b6e5"
+dependencies = [
+ "jiff",
+ "num-traits",
+ "winnow",
+]
+
 [[package]]
 name = "peg"
 version = "0.8.5"
@@ -2316,6 +3240,22 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
+[[package]]
+name = "pkg-config"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
+
+[[package]]
+name = "platform-info"
+version = "2.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7539aeb3fdd8cb4f6a331307cf71a1039cee75e94e8a71725b9484f4a0d9451a"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "plotters"
 version = "0.3.7"
@@ -2344,6 +3284,21 @@ dependencies = [
  "plotters-backend",
 ]
 
+[[package]]
+name = "portable-atomic"
+version = "1.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
+
+[[package]]
+name = "portable-atomic-util"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a9db96d7fa8782dd8c15ce32ffe8680bbd1e978a43bf51a34d39483540495f5"
+dependencies = [
+ "portable-atomic",
+]
+
 [[package]]
 name = "potential_utf"
 version = "0.1.4"
@@ -2361,6 +3316,15 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
 
+[[package]]
+name = "ppv-lite86"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85eae3c4ed2f50dcfe72643da4befc30deadb458a9b590d720cde2f2b1e97da9"
+dependencies = [
+ "zerocopy",
+]
+
 [[package]]
 name = "predicates"
 version = "3.1.4"
@@ -2499,6 +3463,12 @@ version = "5.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
 
+[[package]]
+name = "radium"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
+
 [[package]]
 name = "radix_trie"
 version = "0.3.0"
@@ -2515,9 +3485,21 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
+ "libc",
+ "rand_chacha 0.3.1",
  "rand_core 0.6.4",
 ]
 
+[[package]]
+name = "rand"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6db2770f06117d490610c7488547d543617b21bfa07796d7a12f6f1bd53850d1"
+dependencies = [
+ "rand_chacha 0.9.0",
+ "rand_core 0.9.5",
+]
+
 [[package]]
 name = "rand"
 version = "0.10.0"
@@ -2529,11 +3511,43 @@ dependencies = [
  "rand_core 0.10.0",
 ]
 
+[[package]]
+name = "rand_chacha"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.6.4",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.9.5",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom 0.2.17",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76afc826de14238e6e8c374ddcc1fa19e374fd8dd986b0d2af0d02377261d83c"
+dependencies = [
+ "getrandom 0.3.4",
+]
 
 [[package]]
 name = "rand_core"
@@ -2570,6 +3584,15 @@ dependencies = [
  "bitflags 2.10.0",
 ]
 
+[[package]]
+name = "redox_syscall"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ce70a74e890531977d37e532c34d45e9055d2409ed08ddba14529471ed0be16"
+dependencies = [
+ "bitflags 2.10.0",
+]
+
 [[package]]
 name = "reedline"
 version = "0.45.0"
@@ -2585,7 +3608,7 @@ dependencies = [
  "strip-ansi-escapes",
  "strum 0.26.3",
  "strum_macros 0.26.4",
- "thiserror",
+ "thiserror 2.0.18",
  "unicase",
  "unicode-segmentation",
  "unicode-width 0.2.2",
@@ -2679,6 +3702,16 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "rust-ini"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "796e8d2b6696392a43bea58116b667fb4c29727dc5abd27d6acf338bb4f688c7"
+dependencies = [
+ "cfg-if",
+ "ordered-multimap",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.27"
@@ -2853,6 +3886,17 @@ dependencies = [
  "unsafe-libyaml",
 ]
 
+[[package]]
+name = "sha1"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
+dependencies = [
+ "cfg-if",
+ "cpufeatures 0.2.17",
+ "digest",
+]
+
 [[package]]
 name = "sha2"
 version = "0.10.9"
@@ -2864,6 +3908,16 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "sha3"
+version = "0.10.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
+dependencies = [
+ "digest",
+ "keccak",
+]
+
 [[package]]
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 version = "0.1.7"
@@ -2934,18 +3988,53 @@ version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c790de23124f9ab44544d7ac05d60440adc586479ce501c1d6d7da3cd8c9cf5"
 
+[[package]]
+name = "sm3"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebb9a3b702d0a7e33bc4d85a14456633d2b165c2ad839c5fd9a8417c1ab15860"
+dependencies = [
+ "digest",
+]
+
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
+[[package]]
+name = "socket2"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "86f4aa3ad99f2088c990dfa82d367e19cb29268ed67c574d10d0a4bfe71f07e0"
+dependencies = [
+ "libc",
+ "windows-sys 0.60.2",
+]
+
+[[package]]
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+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d5fe4ccb98d9c292d56fec89a5e07da7fc4cf0dc11e156b41793132775d3e591"
+
 [[package]]
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 version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ce2be8dc25455e1f91df71bfa12ad37d7af1092ae736f3a6cd0e37bc7810596"
 
+[[package]]
+name = "string-interner"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23de088478b31c349c9ba67816fa55d9355232d63c3afea8bf513e31f0f1d2c0"
+dependencies = [
+ "hashbrown 0.15.5",
+ "serde",
+]
+
 [[package]]
 name = "strip-ansi-escapes"
 version = "0.2.1"
@@ -3066,6 +4155,12 @@ dependencies = [
  "windows 0.61.3",
 ]
 
+[[package]]
+name = "tap"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
+
 [[package]]
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 version = "3.25.0"
@@ -3096,7 +4191,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4ea810f0692f9f51b382fff5893887bb4580f5fa246fde546e0b13e7fcee662"
 dependencies = [
  "fnv",
- "nom",
+ "nom 7.1.3",
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 ]
@@ -3131,13 +4226,33 @@ dependencies = [
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 ]
 
+[[package]]
+name = "thiserror"
+version = "1.0.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
+dependencies = [
+ "thiserror-impl 1.0.69",
+]
+
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4288b5bcbc7920c07a1149a35cf9590a2aa808e0bc1eafaade0b80947865fbc4"
 dependencies = [
- "thiserror-impl",
+ "thiserror-impl 2.0.18",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.114",
 ]
 
 [[package]]
@@ -3191,6 +4306,15 @@ dependencies = [
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 ]
 
+[[package]]
+name = "tiny-keccak"
+version = "2.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c9d3793400a45f954c52e73d068316d76b6f4e36977e3fcebb13a2721e80237"
+dependencies = [
+ "crunchy",
+]
+
 [[package]]
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@@ -3331,149 +4455,1072 @@ dependencies = [
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 [[package]]
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+dependencies = [
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+ "once_cell",
+ "tracing-core",
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+
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+dependencies = [
+ "nu-ansi-term",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing-core",
+ "tracing-log",
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+
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-checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
+name = "uu_unexpand"
+version = "0.7.0"
+dependencies = [
+ "clap",
+ "fluent",
+ "thiserror 2.0.18",
+ "uucore 0.7.0",
+]
 
 [[package]]
-name = "unicode-width"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4ac048d71ede7ee76d585517add45da530660ef4390e49b098733c6e897f254"
+name = "uu_uniq"
+version = "0.7.0"
+dependencies = [
+ "clap",
+ "fluent",
+ "uucore 0.7.0",
+]
 
 [[package]]
-name = "unicode-xid"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebc1c04c71510c7f702b52b7c350734c9ff1295c464a03335b00bb84fc54f853"
+name = "uu_unlink"
+version = "0.7.0"
+dependencies = [
+ "clap",
+ "fluent",
+ "uucore 0.7.0",
+]
 
 [[package]]
-name = "unit-prefix"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81e544489bf3d8ef66c953931f56617f423cd4b5494be343d9b9d3dda037b9a3"
+name = "uu_vdir"
+version = "0.7.0"
+dependencies = [
+ "clap",
+ "uu_ls",
+ "uucore 0.7.0",
+]
 
 [[package]]
-name = "unsafe-libyaml"
-version = "0.2.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "673aac59facbab8a9007c7f6108d11f63b603f7cabff99fabf650fea5c32b861"
+name = "uu_wc"
+version = "0.7.0"
+dependencies = [
+ "bytecount",
+ "clap",
+ "fluent",
+ "libc",
+ "nix 0.30.1",
+ "thiserror 2.0.18",
+ "unicode-width 0.2.2",
+ "uucore 0.7.0",
+]
 
 [[package]]
-name = "utf8-chars"
-version = "3.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebe49e006d6df172d7f14794568a90fe41e05a1fa9e03dc276fa6da4bb747ec3"
+name = "uu_whoami"
+version = "0.7.0"
 dependencies = [
- "arrayvec",
+ "clap",
+ "fluent",
+ "uucore 0.7.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
-name = "utf8parse"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+name = "uu_yes"
+version = "0.7.0"
+dependencies = [
+ "clap",
+ "fluent",
+ "itertools 0.14.0",
+ "uucore 0.7.0",
+]
 
 [[package]]
 name = "uucore"
@@ -3491,11 +5538,64 @@ dependencies = [
  "nix 0.30.1",
  "num-traits",
  "os_display",
- "thiserror",
+ "thiserror 2.0.18",
+ "unic-langid",
+ "unit-prefix",
+ "uucore_procs 0.6.0",
+ "wild",
+]
+
+[[package]]
+name = "uucore"
+version = "0.7.0"
+dependencies = [
+ "base64-simd",
+ "bigdecimal",
+ "blake2b_simd",
+ "blake3",
+ "bstr",
+ "clap",
+ "crc-fast",
+ "data-encoding",
+ "data-encoding-macro",
+ "digest",
+ "dunce",
+ "fluent",
+ "fluent-bundle",
+ "fluent-syntax",
+ "glob",
+ "hex",
+ "icu_calendar",
+ "icu_collator",
+ "icu_datetime",
+ "icu_decimal",
+ "icu_locale",
+ "icu_provider",
+ "itertools 0.14.0",
+ "jiff",
+ "jiff-icu",
+ "libc",
+ "md-5",
+ "memchr",
+ "nix 0.30.1",
+ "num-traits",
+ "os_display",
+ "procfs",
+ "rustc-hash",
+ "sha1",
+ "sha2",
+ "sha3",
+ "sm3",
+ "thiserror 2.0.18",
  "unic-langid",
  "unit-prefix",
- "uucore_procs",
+ "uucore_procs 0.7.0",
+ "walkdir",
  "wild",
+ "winapi-util",
+ "windows-sys 0.61.2",
+ "xattr",
+ "z85",
 ]
 
 [[package]]
@@ -3508,6 +5608,14 @@ dependencies = [
  "quote",
 ]
 
+[[package]]
+name = "uucore_procs"
+version = "0.7.0"
+dependencies = [
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "uuid"
 version = "1.21.0"
@@ -3519,6 +5627,15 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "uutils_term_grid"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcba141ce511bad08e80b43f02976571072e1ff4286f7d628943efbd277c6361"
+dependencies = [
+ "ansi-width",
+]
+
 [[package]]
 name = "uzers"
 version = "0.12.2"
@@ -3547,6 +5664,12 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
+[[package]]
+name = "vsimd"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c3082ca00d5a5ef149bb8b555a72ae84c9c59f7250f013ac822ac2e49b19c64"
+
 [[package]]
 name = "vte"
 version = "0.14.1"
@@ -4251,11 +6374,39 @@ dependencies = [
  "wasmparser",
 ]
 
+[[package]]
+name = "write16"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d1890f4022759daae28ed4fe62859b1236caebfc61ede2f63ed4e695f3f6d936"
+
 [[package]]
 name = "writeable"
 version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9edde0db4769d2dc68579893f2306b26c6ecfbe0ef499b013d731b7b9247e0b9"
+dependencies = [
+ "either",
+]
+
+[[package]]
+name = "wyz"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed"
+dependencies = [
+ "tap",
+]
+
+[[package]]
+name = "xattr"
+version = "1.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32e45ad4206f6d2479085147f02bc2ef834ac85886624a23575ae137c8aa8156"
+dependencies = [
+ "libc",
+ "rustix",
+]
 
 [[package]]
 name = "xshell"
@@ -4317,6 +6468,12 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "z85"
+version = "3.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c6e61e59a957b7ccee15d2049f86e8bfd6f66968fcd88f018950662d9b86e675"
+
 [[package]]
 name = "zerocopy"
 version = "0.8.39"
@@ -4365,6 +6522,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a59c17a5562d507e4b54960e8569ebee33bee890c70aa3fe7b97e85a9fd7851"
 dependencies = [
  "displaydoc",
+ "yoke",
+ "zerofrom",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 0064d34ca..b759572c2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,7 @@ members = [
     "brush-parser",
     "brush-core",
     "brush-builtins",
+    "brush-coreutils-builtins",
     "brush-experimental-builtins",
     "brush-interactive",
     "brush-test-harness",
diff --git a/brush-coreutils-builtins/Cargo.toml b/brush-coreutils-builtins/Cargo.toml
new file mode 100644
index 000000000..12851466d
--- /dev/null
+++ b/brush-coreutils-builtins/Cargo.toml
@@ -0,0 +1,274 @@
+[package]
+name = "brush-coreutils-builtins"
+description = "Optional coreutils builtins for brush-shell (powered by uutils/coreutils)"
+version = "0.1.0"
+categories.workspace = true
+edition.workspace = true
+keywords.workspace = true
+license.workspace = true
+readme.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+
+[lib]
+bench = false
+
+[features]
+default = ['coreutils.all']
+
+'coreutils.all' = [
+    'coreutils.arch',
+    'coreutils.base32',
+    'coreutils.base64',
+    'coreutils.basename',
+    'coreutils.basenc',
+    'coreutils.cat',
+    'coreutils.cksum',
+    'coreutils.b2sum',
+    'coreutils.md5sum',
+    'coreutils.sha1sum',
+    'coreutils.sha224sum',
+    'coreutils.sha256sum',
+    'coreutils.sha384sum',
+    'coreutils.sha512sum',
+    'coreutils.comm',
+    'coreutils.cp',
+    'coreutils.csplit',
+    'coreutils.cut',
+    'coreutils.date',
+    'coreutils.dd',
+    'coreutils.df',
+    'coreutils.dir',
+    'coreutils.dircolors',
+    'coreutils.dirname',
+    'coreutils.du',
+    'coreutils.echo',
+    'coreutils.env',
+    'coreutils.expand',
+    'coreutils.expr',
+    'coreutils.factor',
+    'coreutils.false',
+    'coreutils.fmt',
+    'coreutils.fold',
+    'coreutils.head',
+    'coreutils.hostname',
+    'coreutils.join',
+    'coreutils.link',
+    'coreutils.ln',
+    'coreutils.ls',
+    'coreutils.mkdir',
+    'coreutils.mktemp',
+    'coreutils.more',
+    'coreutils.mv',
+    'coreutils.nl',
+    'coreutils.nproc',
+    'coreutils.numfmt',
+    'coreutils.od',
+    'coreutils.paste',
+    'coreutils.pr',
+    'coreutils.printenv',
+    'coreutils.printf',
+    'coreutils.ptx',
+    'coreutils.pwd',
+    'coreutils.readlink',
+    'coreutils.realpath',
+    'coreutils.rm',
+    'coreutils.rmdir',
+    'coreutils.seq',
+    'coreutils.shred',
+    'coreutils.shuf',
+    'coreutils.sleep',
+    'coreutils.sort',
+    'coreutils.split',
+    'coreutils.sum',
+    'coreutils.sync',
+    'coreutils.tac',
+    'coreutils.tail',
+    'coreutils.tee',
+    'coreutils.test',
+    'coreutils.touch',
+    'coreutils.tr',
+    'coreutils.true',
+    'coreutils.truncate',
+    'coreutils.tsort',
+    'coreutils.uname',
+    'coreutils.unexpand',
+    'coreutils.uniq',
+    'coreutils.unlink',
+    'coreutils.vdir',
+    'coreutils.wc',
+    'coreutils.whoami',
+    'coreutils.yes',
+]
+
+'coreutils.arch' = ["dep:uu_arch"]
+'coreutils.base32' = ["dep:uu_base32"]
+'coreutils.base64' = ["dep:uu_base64"]
+'coreutils.basename' = ["dep:uu_basename"]
+'coreutils.basenc' = ["dep:uu_basenc"]
+'coreutils.cat' = ["dep:uu_cat"]
+'coreutils.cksum' = ["dep:uu_cksum"]
+'coreutils.b2sum' = ["dep:uu_b2sum"]
+'coreutils.md5sum' = ["dep:uu_md5sum"]
+'coreutils.sha1sum' = ["dep:uu_sha1sum"]
+'coreutils.sha224sum' = ["dep:uu_sha224sum"]
+'coreutils.sha256sum' = ["dep:uu_sha256sum"]
+'coreutils.sha384sum' = ["dep:uu_sha384sum"]
+'coreutils.sha512sum' = ["dep:uu_sha512sum"]
+'coreutils.comm' = ["dep:uu_comm"]
+'coreutils.cp' = ["dep:uu_cp"]
+'coreutils.csplit' = ["dep:uu_csplit"]
+'coreutils.cut' = ["dep:uu_cut"]
+'coreutils.date' = ["dep:uu_date"]
+'coreutils.dd' = ["dep:uu_dd"]
+'coreutils.df' = ["dep:uu_df"]
+'coreutils.dir' = ["dep:uu_dir"]
+'coreutils.dircolors' = ["dep:uu_dircolors"]
+'coreutils.dirname' = ["dep:uu_dirname"]
+'coreutils.du' = ["dep:uu_du"]
+'coreutils.echo' = ["dep:uu_echo"]
+'coreutils.env' = ["dep:uu_env"]
+'coreutils.expand' = ["dep:uu_expand"]
+'coreutils.expr' = ["dep:uu_expr"]
+'coreutils.factor' = ["dep:uu_factor"]
+'coreutils.false' = ["dep:uu_false"]
+'coreutils.fmt' = ["dep:uu_fmt"]
+'coreutils.fold' = ["dep:uu_fold"]
+'coreutils.head' = ["dep:uu_head"]
+'coreutils.hostname' = ["dep:uu_hostname"]
+'coreutils.join' = ["dep:uu_join"]
+'coreutils.link' = ["dep:uu_link"]
+'coreutils.ln' = ["dep:uu_ln"]
+'coreutils.ls' = ["dep:uu_ls"]
+'coreutils.mkdir' = ["dep:uu_mkdir"]
+'coreutils.mktemp' = ["dep:uu_mktemp"]
+'coreutils.more' = ["dep:uu_more"]
+'coreutils.mv' = ["dep:uu_mv"]
+'coreutils.nl' = ["dep:uu_nl"]
+'coreutils.nproc' = ["dep:uu_nproc"]
+'coreutils.numfmt' = ["dep:uu_numfmt"]
+'coreutils.od' = ["dep:uu_od"]
+'coreutils.paste' = ["dep:uu_paste"]
+'coreutils.pr' = ["dep:uu_pr"]
+'coreutils.printenv' = ["dep:uu_printenv"]
+'coreutils.printf' = ["dep:uu_printf"]
+'coreutils.ptx' = ["dep:uu_ptx"]
+'coreutils.pwd' = ["dep:uu_pwd"]
+'coreutils.readlink' = ["dep:uu_readlink"]
+'coreutils.realpath' = ["dep:uu_realpath"]
+'coreutils.rm' = ["dep:uu_rm"]
+'coreutils.rmdir' = ["dep:uu_rmdir"]
+'coreutils.seq' = ["dep:uu_seq"]
+'coreutils.shred' = ["dep:uu_shred"]
+'coreutils.shuf' = ["dep:uu_shuf"]
+'coreutils.sleep' = ["dep:uu_sleep"]
+'coreutils.sort' = ["dep:uu_sort"]
+'coreutils.split' = ["dep:uu_split"]
+'coreutils.sum' = ["dep:uu_sum"]
+'coreutils.sync' = ["dep:uu_sync"]
+'coreutils.tac' = ["dep:uu_tac"]
+'coreutils.tail' = ["dep:uu_tail"]
+'coreutils.tee' = ["dep:uu_tee"]
+'coreutils.test' = ["dep:uu_test"]
+'coreutils.touch' = ["dep:uu_touch"]
+'coreutils.tr' = ["dep:uu_tr"]
+'coreutils.true' = ["dep:uu_true"]
+'coreutils.truncate' = ["dep:uu_truncate"]
+'coreutils.tsort' = ["dep:uu_tsort"]
+'coreutils.uname' = ["dep:uu_uname"]
+'coreutils.unexpand' = ["dep:uu_unexpand"]
+'coreutils.uniq' = ["dep:uu_uniq"]
+'coreutils.unlink' = ["dep:uu_unlink"]
+'coreutils.vdir' = ["dep:uu_vdir"]
+'coreutils.wc' = ["dep:uu_wc"]
+'coreutils.whoami' = ["dep:uu_whoami"]
+'coreutils.yes' = ["dep:uu_yes"]
+
+[lints]
+workspace = true
+
+[dependencies]
+brush-core = { version = "^0.4.0", path = "../brush-core" }
+
+uu_arch= { path = "../../coreutils/src/uu/arch", optional = true }
+uu_base32 = { path = "../../coreutils/src/uu/base32", optional = true }
+uu_base64 = { path = "../../coreutils/src/uu/base64", optional = true }
+uu_basename = { path = "../../coreutils/src/uu/basename", optional = true }
+uu_basenc = { path = "../../coreutils/src/uu/basenc", optional = true }
+uu_cat = { path = "../../coreutils/src/uu/cat", optional = true }
+uu_cksum = { path = "../../coreutils/src/uu/cksum", optional = true }
+uu_b2sum = { path = "../../coreutils/src/uu/b2sum", optional = true }
+uu_md5sum = { path = "../../coreutils/src/uu/md5sum", optional = true }
+uu_sha1sum = { path = "../../coreutils/src/uu/sha1sum", optional = true }
+uu_sha224sum = { path = "../../coreutils/src/uu/sha224sum", optional = true }
+uu_sha256sum = { path = "../../coreutils/src/uu/sha256sum", optional = true }
+uu_sha384sum = { path = "../../coreutils/src/uu/sha384sum", optional = true }
+uu_sha512sum = { path = "../../coreutils/src/uu/sha512sum", optional = true }
+uu_comm = { path = "../../coreutils/src/uu/comm", optional = true }
+uu_cp = { path = "../../coreutils/src/uu/cp", optional = true }
+uu_csplit = { path = "../../coreutils/src/uu/csplit", optional = true }
+uu_cut = { path = "../../coreutils/src/uu/cut", optional = true }
+uu_date = { path = "../../coreutils/src/uu/date", optional = true }
+uu_dd = { path = "../../coreutils/src/uu/dd", optional = true }
+uu_df = { path = "../../coreutils/src/uu/df", optional = true }
+uu_dir = { path = "../../coreutils/src/uu/dir", optional = true }
+uu_dircolors = { path = "../../coreutils/src/uu/dircolors", optional = true }
+uu_dirname = { path = "../../coreutils/src/uu/dirname", optional = true }
+uu_du = { path = "../../coreutils/src/uu/du", optional = true }
+uu_echo = { path = "../../coreutils/src/uu/echo", optional = true }
+uu_env = { path = "../../coreutils/src/uu/env", optional = true }
+uu_expand = { path = "../../coreutils/src/uu/expand", optional = true }
+uu_expr = { path = "../../coreutils/src/uu/expr", optional = true }
+uu_factor = { path = "../../coreutils/src/uu/factor", optional = true }
+uu_false = { path = "../../coreutils/src/uu/false", optional = true }
+uu_fmt = { path = "../../coreutils/src/uu/fmt", optional = true }
+uu_fold = { path = "../../coreutils/src/uu/fold", optional = true }
+uu_head = { path = "../../coreutils/src/uu/head", optional = true }
+uu_hostname = { path = "../../coreutils/src/uu/hostname", optional = true }
+uu_join = { path = "../../coreutils/src/uu/join", optional = true }
+uu_link = { path = "../../coreutils/src/uu/link", optional = true }
+uu_ln = { path = "../../coreutils/src/uu/ln", optional = true }
+uu_ls = { path = "../../coreutils/src/uu/ls", optional = true }
+uu_mkdir = { path = "../../coreutils/src/uu/mkdir", optional = true }
+uu_mktemp = { path = "../../coreutils/src/uu/mktemp", optional = true }
+uu_more = { path = "../../coreutils/src/uu/more", optional = true }
+uu_mv = { path = "../../coreutils/src/uu/mv", optional = true }
+uu_nl = { path = "../../coreutils/src/uu/nl", optional = true }
+uu_nproc = { path = "../../coreutils/src/uu/nproc", optional = true }
+uu_numfmt = { path = "../../coreutils/src/uu/numfmt", optional = true }
+uu_od = { path = "../../coreutils/src/uu/od", optional = true }
+uu_paste = { path = "../../coreutils/src/uu/paste", optional = true }
+uu_pr = { path = "../../coreutils/src/uu/pr", optional = true }
+uu_printenv = { path = "../../coreutils/src/uu/printenv", optional = true }
+uu_printf = { path = "../../coreutils/src/uu/printf", optional = true }
+uu_ptx = { path = "../../coreutils/src/uu/ptx", optional = true }
+uu_pwd = { path = "../../coreutils/src/uu/pwd", optional = true }
+uu_readlink = { path = "../../coreutils/src/uu/readlink", optional = true }
+uu_realpath = { path = "../../coreutils/src/uu/realpath", optional = true }
+uu_rm = { path = "../../coreutils/src/uu/rm", optional = true }
+uu_rmdir = { path = "../../coreutils/src/uu/rmdir", optional = true }
+uu_seq = { path = "../../coreutils/src/uu/seq", optional = true }
+uu_shred = { path = "../../coreutils/src/uu/shred", optional = true }
+uu_shuf = { path = "../../coreutils/src/uu/shuf", optional = true }
+uu_sleep = { path = "../../coreutils/src/uu/sleep", optional = true }
+uu_sort = { path = "../../coreutils/src/uu/sort", optional = true }
+uu_split = { path = "../../coreutils/src/uu/split", optional = true }
+uu_sum = { path = "../../coreutils/src/uu/sum", optional = true }
+uu_sync = { path = "../../coreutils/src/uu/sync", optional = true }
+uu_tac = { path = "../../coreutils/src/uu/tac", optional = true }
+uu_tail = { path = "../../coreutils/src/uu/tail", optional = true }
+uu_tee = { path = "../../coreutils/src/uu/tee", optional = true }
+uu_test = { path = "../../coreutils/src/uu/test", optional = true }
+uu_touch = { path = "../../coreutils/src/uu/touch", optional = true }
+uu_tr = { path = "../../coreutils/src/uu/tr", optional = true }
+uu_true = { path = "../../coreutils/src/uu/true", optional = true }
+uu_truncate = { path = "../../coreutils/src/uu/truncate", optional = true }
+uu_tsort = { path = "../../coreutils/src/uu/tsort", optional = true }
+uu_uname = { path = "../../coreutils/src/uu/uname", optional = true }
+uu_unexpand = { path = "../../coreutils/src/uu/unexpand", optional = true }
+uu_uniq = { path = "../../coreutils/src/uu/uniq", optional = true }
+uu_unlink = { path = "../../coreutils/src/uu/unlink", optional = true }
+uu_vdir = { path = "../../coreutils/src/uu/vdir", optional = true }
+uu_wc = { path = "../../coreutils/src/uu/wc", optional = true }
+uu_whoami = { path = "../../coreutils/src/uu/whoami", optional = true }
+uu_yes = { path = "../../coreutils/src/uu/yes", optional = true }
diff --git a/brush-coreutils-builtins/src/lib.rs b/brush-coreutils-builtins/src/lib.rs
new file mode 100644
index 000000000..0e5622711
--- /dev/null
+++ b/brush-coreutils-builtins/src/lib.rs
@@ -0,0 +1,420 @@
+//! Optional coreutils builtins for brush, powered by uutils/coreutils.
+//!
+//! Each utility is feature-gated (e.g., `coreutils.cat`, `coreutils.ls`) and
+//! can be individually enabled or disabled. The `coreutils.all` feature enables
+//! all cross-platform utilities.
+
+use std::collections::HashMap;
+use std::ffi::OsString;
+
+use brush_core::builtins::{self, ContentType, ContentOptions};
+
+/// Generates a [`builtins::SimpleCommand`] wrapper around a coreutils `uumain` function.
+macro_rules! coreutils_builtin {
+    ($struct_name:ident, $util_crate:ident, $desc:literal) => {
+        /// Coreutils builtin wrapping the corresponding uutils implementation.
+        pub(crate) struct $struct_name;
+
+        impl builtins::SimpleCommand for $struct_name {
+            fn get_content(
+                _name: &str,
+                content_type: ContentType,
+                _options: &ContentOptions,
+            ) -> Result<String, brush_core::Error> {
+                match content_type {
+                    ContentType::DetailedHelp | ContentType::ShortDescription => {
+                        Ok($desc.into())
+                    }
+                    ContentType::ShortUsage => Ok(String::new()),
+                    ContentType::ManPage => {
+                        brush_core::error::unimp("man page not available for coreutils builtin")
+                    }
+                }
+            }
+
+            #[expect(clippy::cast_sign_loss)]
+            fn execute<
+                SE: brush_core::ShellExtensions,
+                I: Iterator<Item = S>,
+                S: AsRef<str>,
+            >(
+                _context: brush_core::ExecutionContext<'_, SE>,
+                args: I,
+            ) -> Result<brush_core::ExecutionResult, brush_core::Error> {
+                let os_args: Vec<OsString> =
+                    args.map(|a| OsString::from(a.as_ref())).collect();
+
+                let code = $util_crate::uumain(os_args.into_iter());
+                Ok(brush_core::ExecutionResult::new((code & 0xFF) as u8))
+            }
+        }
+    };
+}
+
+/// Registers a coreutils builtin in the map if its feature is enabled.
+macro_rules! register_coreutils_builtin {
+    ($map:expr, $feature:literal, $name:literal, $struct_name:ident) => {
+        #[cfg(feature = $feature)]
+        $map.insert(
+            $name.into(),
+            builtins::simple_builtin::<$struct_name, SE>(),
+        );
+    };
+}
+
+// ── Builtin struct declarations ─────────────────────────────────────────────
+
+#[cfg(feature = "coreutils.arch")]
+coreutils_builtin!(ArchCommand, uu_arch, "print machine hardware name");
+
+#[cfg(feature = "coreutils.base32")]
+coreutils_builtin!(Base32Command, uu_base32, "base32 encode/decode data");
+
+#[cfg(feature = "coreutils.base64")]
+coreutils_builtin!(Base64Command, uu_base64, "base64 encode/decode data");
+
+#[cfg(feature = "coreutils.basename")]
+coreutils_builtin!(BasenameCommand, uu_basename, "strip directory and suffix from filenames");
+
+#[cfg(feature = "coreutils.basenc")]
+coreutils_builtin!(BasencCommand, uu_basenc, "encode/decode data and print to stdout");
+
+#[cfg(feature = "coreutils.cat")]
+coreutils_builtin!(CatCommand, uu_cat, "concatenate files and print on the standard output");
+
+#[cfg(feature = "coreutils.cksum")]
+coreutils_builtin!(CksumCommand, uu_cksum, "print CRC checksum and byte counts");
+
+#[cfg(feature = "coreutils.b2sum")]
+coreutils_builtin!(B2sumCommand, uu_b2sum, "print or check BLAKE2 message digests");
+
+#[cfg(feature = "coreutils.md5sum")]
+coreutils_builtin!(Md5sumCommand, uu_md5sum, "print or check MD5 message digests");
+
+#[cfg(feature = "coreutils.sha1sum")]
+coreutils_builtin!(Sha1sumCommand, uu_sha1sum, "print or check SHA1 message digests");
+
+#[cfg(feature = "coreutils.sha224sum")]
+coreutils_builtin!(Sha224sumCommand, uu_sha224sum, "print or check SHA224 message digests");
+
+#[cfg(feature = "coreutils.sha256sum")]
+coreutils_builtin!(Sha256sumCommand, uu_sha256sum, "print or check SHA256 message digests");
+
+#[cfg(feature = "coreutils.sha384sum")]
+coreutils_builtin!(Sha384sumCommand, uu_sha384sum, "print or check SHA384 message digests");
+
+#[cfg(feature = "coreutils.sha512sum")]
+coreutils_builtin!(Sha512sumCommand, uu_sha512sum, "print or check SHA512 message digests");
+
+#[cfg(feature = "coreutils.comm")]
+coreutils_builtin!(CommCommand, uu_comm, "compare two sorted files line by line");
+
+#[cfg(feature = "coreutils.cp")]
+coreutils_builtin!(CpCommand, uu_cp, "copy files and directories");
+
+#[cfg(feature = "coreutils.csplit")]
+coreutils_builtin!(CsplitCommand, uu_csplit, "split a file into sections");
+
+#[cfg(feature = "coreutils.cut")]
+coreutils_builtin!(CutCommand, uu_cut, "remove sections from each line of files");
+
+#[cfg(feature = "coreutils.date")]
+coreutils_builtin!(DateCommand, uu_date, "print or set the system date and time");
+
+#[cfg(feature = "coreutils.dd")]
+coreutils_builtin!(DdCommand, uu_dd, "convert and copy a file");
+
+#[cfg(feature = "coreutils.df")]
+coreutils_builtin!(DfCommand, uu_df, "report file system disk space usage");
+
+#[cfg(feature = "coreutils.dir")]
+coreutils_builtin!(DirCommand, uu_dir, "list directory contents");
+
+#[cfg(feature = "coreutils.dircolors")]
+coreutils_builtin!(DircolorsCommand, uu_dircolors, "color setup for ls");
+
+#[cfg(feature = "coreutils.dirname")]
+coreutils_builtin!(DirnameCommand, uu_dirname, "strip last component from file name");
+
+#[cfg(feature = "coreutils.du")]
+coreutils_builtin!(DuCommand, uu_du, "estimate file space usage");
+
+#[cfg(feature = "coreutils.echo")]
+coreutils_builtin!(EchoCommand, uu_echo, "display a line of text (coreutils)");
+
+#[cfg(feature = "coreutils.env")]
+coreutils_builtin!(EnvCommand, uu_env, "run a program in a modified environment");
+
+#[cfg(feature = "coreutils.expand")]
+coreutils_builtin!(ExpandCommand, uu_expand, "convert tabs to spaces");
+
+#[cfg(feature = "coreutils.expr")]
+coreutils_builtin!(ExprCommand, uu_expr, "evaluate expressions");
+
+#[cfg(feature = "coreutils.factor")]
+coreutils_builtin!(FactorCommand, uu_factor, "factor numbers");
+
+#[cfg(feature = "coreutils.false")]
+coreutils_builtin!(FalseCommand, uu_false, "do nothing, unsuccessfully");
+
+#[cfg(feature = "coreutils.fmt")]
+coreutils_builtin!(FmtCommand, uu_fmt, "simple optimal text formatter");
+
+#[cfg(feature = "coreutils.fold")]
+coreutils_builtin!(FoldCommand, uu_fold, "wrap each input line to fit in specified width");
+
+#[cfg(feature = "coreutils.head")]
+coreutils_builtin!(HeadCommand, uu_head, "output the first part of files");
+
+#[cfg(feature = "coreutils.hostname")]
+coreutils_builtin!(HostnameCommand, uu_hostname, "print the system hostname");
+
+#[cfg(feature = "coreutils.join")]
+coreutils_builtin!(JoinCommand, uu_join, "join lines of two files on a common field");
+
+#[cfg(feature = "coreutils.link")]
+coreutils_builtin!(LinkCommand, uu_link, "create a link to a file");
+
+#[cfg(feature = "coreutils.ln")]
+coreutils_builtin!(LnCommand, uu_ln, "make links between files");
+
+#[cfg(feature = "coreutils.ls")]
+coreutils_builtin!(LsCommand, uu_ls, "list directory contents");
+
+#[cfg(feature = "coreutils.mkdir")]
+coreutils_builtin!(MkdirCommand, uu_mkdir, "make directories");
+
+#[cfg(feature = "coreutils.mktemp")]
+coreutils_builtin!(MktempCommand, uu_mktemp, "create a temporary file or directory");
+
+#[cfg(feature = "coreutils.more")]
+coreutils_builtin!(MoreCommand, uu_more, "file perusal filter for crt viewing");
+
+#[cfg(feature = "coreutils.mv")]
+coreutils_builtin!(MvCommand, uu_mv, "move (rename) files");
+
+#[cfg(feature = "coreutils.nl")]
+coreutils_builtin!(NlCommand, uu_nl, "number lines of files");
+
+#[cfg(feature = "coreutils.nproc")]
+coreutils_builtin!(NprocCommand, uu_nproc, "print the number of processing units");
+
+#[cfg(feature = "coreutils.numfmt")]
+coreutils_builtin!(NumfmtCommand, uu_numfmt, "convert numbers from/to human-readable strings");
+
+#[cfg(feature = "coreutils.od")]
+coreutils_builtin!(OdCommand, uu_od, "dump files in octal and other formats");
+
+#[cfg(feature = "coreutils.paste")]
+coreutils_builtin!(PasteCommand, uu_paste, "merge lines of files");
+
+#[cfg(feature = "coreutils.pr")]
+coreutils_builtin!(PrCommand, uu_pr, "paginate or columnate files for printing");
+
+#[cfg(feature = "coreutils.printenv")]
+coreutils_builtin!(PrintenvCommand, uu_printenv, "print all or part of environment");
+
+#[cfg(feature = "coreutils.printf")]
+coreutils_builtin!(PrintfCommand, uu_printf, "format and print data (coreutils)");
+
+#[cfg(feature = "coreutils.ptx")]
+coreutils_builtin!(PtxCommand, uu_ptx, "produce a permuted index of file contents");
+
+#[cfg(feature = "coreutils.pwd")]
+coreutils_builtin!(PwdCommand, uu_pwd, "print name of current/working directory (coreutils)");
+
+#[cfg(feature = "coreutils.readlink")]
+coreutils_builtin!(ReadlinkCommand, uu_readlink, "print resolved symbolic links or canonical file names");
+
+#[cfg(feature = "coreutils.realpath")]
+coreutils_builtin!(RealpathCommand, uu_realpath, "print the resolved path");
+
+#[cfg(feature = "coreutils.rm")]
+coreutils_builtin!(RmCommand, uu_rm, "remove files or directories");
+
+#[cfg(feature = "coreutils.rmdir")]
+coreutils_builtin!(RmdirCommand, uu_rmdir, "remove empty directories");
+
+#[cfg(feature = "coreutils.seq")]
+coreutils_builtin!(SeqCommand, uu_seq, "print a sequence of numbers");
+
+#[cfg(feature = "coreutils.shred")]
+coreutils_builtin!(ShredCommand, uu_shred, "overwrite a file to hide its contents");
+
+#[cfg(feature = "coreutils.shuf")]
+coreutils_builtin!(ShufCommand, uu_shuf, "generate random permutations");
+
+#[cfg(feature = "coreutils.sleep")]
+coreutils_builtin!(SleepCommand, uu_sleep, "delay for a specified amount of time");
+
+#[cfg(feature = "coreutils.sort")]
+coreutils_builtin!(SortCommand, uu_sort, "sort lines of text files");
+
+#[cfg(feature = "coreutils.split")]
+coreutils_builtin!(SplitCommand, uu_split, "split a file into pieces");
+
+#[cfg(feature = "coreutils.sum")]
+coreutils_builtin!(SumCommand, uu_sum, "checksum and count the blocks in a file");
+
+#[cfg(feature = "coreutils.sync")]
+coreutils_builtin!(SyncCommand, uu_sync, "synchronize cached writes to persistent storage");
+
+#[cfg(feature = "coreutils.tac")]
+coreutils_builtin!(TacCommand, uu_tac, "concatenate and print files in reverse");
+
+#[cfg(feature = "coreutils.tail")]
+coreutils_builtin!(TailCommand, uu_tail, "output the last part of files");
+
+#[cfg(feature = "coreutils.tee")]
+coreutils_builtin!(TeeCommand, uu_tee, "read from stdin and write to stdout and files");
+
+#[cfg(feature = "coreutils.test")]
+coreutils_builtin!(TestCommand, uu_test, "check file types and compare values (coreutils)");
+
+#[cfg(feature = "coreutils.touch")]
+coreutils_builtin!(TouchCommand, uu_touch, "change file timestamps");
+
+#[cfg(feature = "coreutils.tr")]
+coreutils_builtin!(TrCommand, uu_tr, "translate or delete characters");
+
+#[cfg(feature = "coreutils.true")]
+coreutils_builtin!(TrueCommand, uu_true, "do nothing, successfully");
+
+#[cfg(feature = "coreutils.truncate")]
+coreutils_builtin!(TruncateCommand, uu_truncate, "shrink or extend the size of a file");
+
+#[cfg(feature = "coreutils.tsort")]
+coreutils_builtin!(TsortCommand, uu_tsort, "perform topological sort");
+
+#[cfg(feature = "coreutils.uname")]
+coreutils_builtin!(UnameCommand, uu_uname, "print system information");
+
+#[cfg(feature = "coreutils.unexpand")]
+coreutils_builtin!(UnexpandCommand, uu_unexpand, "convert spaces to tabs");
+
+#[cfg(feature = "coreutils.uniq")]
+coreutils_builtin!(UniqCommand, uu_uniq, "report or omit repeated lines");
+
+#[cfg(feature = "coreutils.unlink")]
+coreutils_builtin!(UnlinkCommand, uu_unlink, "remove a file by calling unlink");
+
+#[cfg(feature = "coreutils.vdir")]
+coreutils_builtin!(VdirCommand, uu_vdir, "list directory contents (verbose)");
+
+#[cfg(feature = "coreutils.wc")]
+coreutils_builtin!(WcCommand, uu_wc, "print newline, word, and byte counts");
+
+#[cfg(feature = "coreutils.whoami")]
+coreutils_builtin!(WhoamiCommand, uu_whoami, "print effective userid");
+
+#[cfg(feature = "coreutils.yes")]
+coreutils_builtin!(YesCommand, uu_yes, "output a string repeatedly until killed");
+
+// ── Public API ──────────────────────────────────────────────────────────────
+
+/// Returns the set of coreutils built-in commands enabled by feature flags.
+#[allow(clippy::too_many_lines)]
+pub fn coreutils_builtins<SE: brush_core::extensions::ShellExtensions>()
+-> HashMap<String, builtins::Registration<SE>> {
+    let mut m = HashMap::<String, builtins::Registration<SE>>::new();
+
+    register_coreutils_builtin!(m, "coreutils.arch", "arch", ArchCommand);
+    register_coreutils_builtin!(m, "coreutils.base32", "base32", Base32Command);
+    register_coreutils_builtin!(m, "coreutils.base64", "base64", Base64Command);
+    register_coreutils_builtin!(m, "coreutils.basename", "basename", BasenameCommand);
+    register_coreutils_builtin!(m, "coreutils.basenc", "basenc", BasencCommand);
+    register_coreutils_builtin!(m, "coreutils.cat", "cat", CatCommand);
+    register_coreutils_builtin!(m, "coreutils.cksum", "cksum", CksumCommand);
+    register_coreutils_builtin!(m, "coreutils.b2sum", "b2sum", B2sumCommand);
+    register_coreutils_builtin!(m, "coreutils.md5sum", "md5sum", Md5sumCommand);
+    register_coreutils_builtin!(m, "coreutils.sha1sum", "sha1sum", Sha1sumCommand);
+    register_coreutils_builtin!(m, "coreutils.sha224sum", "sha224sum", Sha224sumCommand);
+    register_coreutils_builtin!(m, "coreutils.sha256sum", "sha256sum", Sha256sumCommand);
+    register_coreutils_builtin!(m, "coreutils.sha384sum", "sha384sum", Sha384sumCommand);
+    register_coreutils_builtin!(m, "coreutils.sha512sum", "sha512sum", Sha512sumCommand);
+    register_coreutils_builtin!(m, "coreutils.comm", "comm", CommCommand);
+    register_coreutils_builtin!(m, "coreutils.cp", "cp", CpCommand);
+    register_coreutils_builtin!(m, "coreutils.csplit", "csplit", CsplitCommand);
+    register_coreutils_builtin!(m, "coreutils.cut", "cut", CutCommand);
+    register_coreutils_builtin!(m, "coreutils.date", "date", DateCommand);
+    register_coreutils_builtin!(m, "coreutils.dd", "dd", DdCommand);
+    register_coreutils_builtin!(m, "coreutils.df", "df", DfCommand);
+    register_coreutils_builtin!(m, "coreutils.dir", "dir", DirCommand);
+    register_coreutils_builtin!(m, "coreutils.dircolors", "dircolors", DircolorsCommand);
+    register_coreutils_builtin!(m, "coreutils.dirname", "dirname", DirnameCommand);
+    register_coreutils_builtin!(m, "coreutils.du", "du", DuCommand);
+    register_coreutils_builtin!(m, "coreutils.echo", "uecho", EchoCommand);
+    register_coreutils_builtin!(m, "coreutils.env", "env", EnvCommand);
+    register_coreutils_builtin!(m, "coreutils.expand", "expand", ExpandCommand);
+    register_coreutils_builtin!(m, "coreutils.expr", "expr", ExprCommand);
+    register_coreutils_builtin!(m, "coreutils.factor", "factor", FactorCommand);
+    register_coreutils_builtin!(m, "coreutils.false", "ufalse", FalseCommand);
+    register_coreutils_builtin!(m, "coreutils.fmt", "fmt", FmtCommand);
+    register_coreutils_builtin!(m, "coreutils.fold", "fold", FoldCommand);
+    register_coreutils_builtin!(m, "coreutils.head", "head", HeadCommand);
+    register_coreutils_builtin!(m, "coreutils.hostname", "hostname", HostnameCommand);
+    register_coreutils_builtin!(m, "coreutils.join", "join", JoinCommand);
+    register_coreutils_builtin!(m, "coreutils.link", "link", LinkCommand);
+    register_coreutils_builtin!(m, "coreutils.ln", "ln", LnCommand);
+    register_coreutils_builtin!(m, "coreutils.ls", "ls", LsCommand);
+    register_coreutils_builtin!(m, "coreutils.mkdir", "mkdir", MkdirCommand);
+    register_coreutils_builtin!(m, "coreutils.mktemp", "mktemp", MktempCommand);
+    register_coreutils_builtin!(m, "coreutils.more", "more", MoreCommand);
+    register_coreutils_builtin!(m, "coreutils.mv", "mv", MvCommand);
+    register_coreutils_builtin!(m, "coreutils.nl", "nl", NlCommand);
+    register_coreutils_builtin!(m, "coreutils.nproc", "nproc", NprocCommand);
+    register_coreutils_builtin!(m, "coreutils.numfmt", "numfmt", NumfmtCommand);
+    register_coreutils_builtin!(m, "coreutils.od", "od", OdCommand);
+    register_coreutils_builtin!(m, "coreutils.paste", "paste", PasteCommand);
+    register_coreutils_builtin!(m, "coreutils.pr", "pr", PrCommand);
+    register_coreutils_builtin!(m, "coreutils.printenv", "printenv", PrintenvCommand);
+    register_coreutils_builtin!(m, "coreutils.printf", "uprintf", PrintfCommand);
+    register_coreutils_builtin!(m, "coreutils.ptx", "ptx", PtxCommand);
+    register_coreutils_builtin!(m, "coreutils.pwd", "upwd", PwdCommand);
+    register_coreutils_builtin!(m, "coreutils.readlink", "readlink", ReadlinkCommand);
+    register_coreutils_builtin!(m, "coreutils.realpath", "realpath", RealpathCommand);
+    register_coreutils_builtin!(m, "coreutils.rm", "rm", RmCommand);
+    register_coreutils_builtin!(m, "coreutils.rmdir", "rmdir", RmdirCommand);
+    register_coreutils_builtin!(m, "coreutils.seq", "seq", SeqCommand);
+    register_coreutils_builtin!(m, "coreutils.shred", "shred", ShredCommand);
+    register_coreutils_builtin!(m, "coreutils.shuf", "shuf", ShufCommand);
+    register_coreutils_builtin!(m, "coreutils.sleep", "sleep", SleepCommand);
+    register_coreutils_builtin!(m, "coreutils.sort", "sort", SortCommand);
+    register_coreutils_builtin!(m, "coreutils.split", "split", SplitCommand);
+    register_coreutils_builtin!(m, "coreutils.sum", "sum", SumCommand);
+    register_coreutils_builtin!(m, "coreutils.sync", "sync", SyncCommand);
+    register_coreutils_builtin!(m, "coreutils.tac", "tac", TacCommand);
+    register_coreutils_builtin!(m, "coreutils.tail", "tail", TailCommand);
+    register_coreutils_builtin!(m, "coreutils.tee", "tee", TeeCommand);
+    register_coreutils_builtin!(m, "coreutils.test", "utest", TestCommand);
+    register_coreutils_builtin!(m, "coreutils.touch", "touch", TouchCommand);
+    register_coreutils_builtin!(m, "coreutils.tr", "tr", TrCommand);
+    register_coreutils_builtin!(m, "coreutils.true", "utrue", TrueCommand);
+    register_coreutils_builtin!(m, "coreutils.truncate", "truncate", TruncateCommand);
+    register_coreutils_builtin!(m, "coreutils.tsort", "tsort", TsortCommand);
+    register_coreutils_builtin!(m, "coreutils.uname", "uname", UnameCommand);
+    register_coreutils_builtin!(m, "coreutils.unexpand", "unexpand", UnexpandCommand);
+    register_coreutils_builtin!(m, "coreutils.uniq", "uniq", UniqCommand);
+    register_coreutils_builtin!(m, "coreutils.unlink", "unlink", UnlinkCommand);
+    register_coreutils_builtin!(m, "coreutils.vdir", "vdir", VdirCommand);
+    register_coreutils_builtin!(m, "coreutils.wc", "wc", WcCommand);
+    register_coreutils_builtin!(m, "coreutils.whoami", "whoami", WhoamiCommand);
+    register_coreutils_builtin!(m, "coreutils.yes", "yes", YesCommand);
+
+    m
+}
+
+/// Extension trait that simplifies adding coreutils builtins to a shell builder.
+pub trait ShellBuilderExt {
+    /// Add coreutils builtins to the shell being built.
+    #[must_use]
+    fn coreutils_builtins(self) -> Self;
+}
+
+impl<SE: brush_core::extensions::ShellExtensions, S: brush_core::ShellBuilderState> ShellBuilderExt
+    for brush_core::ShellBuilder<SE, S>
+{
+    fn coreutils_builtins(self) -> Self {
+        self.builtins(crate::coreutils_builtins())
+    }
+}
diff --git a/brush-shell/Cargo.toml b/brush-shell/Cargo.toml
index d0412680d..bfa90bdca 100644
--- a/brush-shell/Cargo.toml
+++ b/brush-shell/Cargo.toml
@@ -60,6 +60,7 @@ experimental = [
     "experimental-parser",
 ]
 experimental-builtins = ["dep:brush-experimental-builtins"]
+coreutils-builtins = ["dep:brush-coreutils-builtins"]
 experimental-load = ["dep:serde_json", "brush-core/serde"]
 experimental-parser = [
     "brush-core/experimental-parser",
@@ -74,6 +75,7 @@ workspace = true
 brush-core = { version = "^0.4.0", path = "../brush-core" }
 brush-builtins = { version = "^0.1.0", path = "../brush-builtins" }
 brush-experimental-builtins = { version = "^0.1.0", path = "../brush-experimental-builtins", optional = true }
+brush-coreutils-builtins = { version = "^0.1.0", path = "../brush-coreutils-builtins", optional = true }
 clap = { version = "4.5.57", features = ["derive", "env"] }
 color-print = "0.3.7"
 etcetera = "0.11.0"
diff --git a/brush-shell/src/entry.rs b/brush-shell/src/entry.rs
index 0dc573e67..c211b8c51 100644
--- a/brush-shell/src/entry.rs
+++ b/brush-shell/src/entry.rs
@@ -10,6 +10,8 @@ use crate::productinfo;
 use brush_builtins::ShellBuilderExt as _;
 #[cfg(feature = "experimental-builtins")]
 use brush_experimental_builtins::ShellBuilderExt as _;
+#[cfg(feature = "coreutils-builtins")]
+use brush_coreutils_builtins::ShellBuilderExt as _;
 use std::sync::LazyLock;
 use std::{path::Path, sync::Arc};
 use tokio::sync::Mutex;
@@ -378,6 +380,12 @@ fn instantiate_shell_from_file(
         shell.register_builtin(&builtin_name, builtin);
     }
 
+    // Add coreutils builtins (if enabled).
+    #[cfg(feature = "coreutils-builtins")]
+    for (builtin_name, builtin) in brush_coreutils_builtins::coreutils_builtins() {
+        shell.register_builtin(&builtin_name, builtin);
+    }
+
     Ok(shell)
 }
 
@@ -486,6 +494,10 @@ async fn instantiate_shell_from_args(
     #[cfg(feature = "experimental-builtins")]
     let shell = shell.experimental_builtins();
 
+    // Add coreutils builtins (if enabled).
+    #[cfg(feature = "coreutils-builtins")]
+    let shell = shell.coreutils_builtins();
+
     // Build the shell.
     let mut shell = shell.build().await?;
 

From 4db47162a79200c0b5cc19043615003e61244f62 Mon Sep 17 00:00:00 2001
From: Cameron Taggart <cataggar@microsoft.com>
Date: Sat, 28 Feb 2026 19:38:25 -0400
Subject: [PATCH 2/3] use uu crates

---
 Cargo.lock                          | 590 +++++++++++++++++-----------
 brush-coreutils-builtins/Cargo.toml | 164 ++++----
 2 files changed, 442 insertions(+), 312 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 8066f40bd..03ef6e46b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -24,7 +24,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
 dependencies = [
  "cfg-if",
- "getrandom 0.3.4",
  "once_cell",
  "version_check",
  "zerocopy",
@@ -417,7 +416,7 @@ dependencies = [
  "thiserror 2.0.18",
  "tokio",
  "tracing",
- "uucore 0.6.0",
+ "uucore",
 ]
 
 [[package]]
@@ -1208,7 +1207,7 @@ dependencies = [
  "parking_lot",
  "rustix",
  "serde",
- "signal-hook",
+ "signal-hook 0.3.18",
  "signal-hook-mio",
  "winapi",
 ]
@@ -1701,12 +1700,6 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 
-[[package]]
-name = "foldhash"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
-
 [[package]]
 name = "fs_extra"
 version = "1.3.0"
@@ -1952,7 +1945,7 @@ checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
 dependencies = [
  "allocator-api2",
  "equivalent",
- "foldhash 0.1.5",
+ "foldhash",
 ]
 
 [[package]]
@@ -1960,11 +1953,6 @@ name = "hashbrown"
 version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
-dependencies = [
- "allocator-api2",
- "equivalent",
- "foldhash 0.2.0",
-]
 
 [[package]]
 name = "heck"
@@ -2660,11 +2648,11 @@ checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
 [[package]]
 name = "lru"
-version = "0.16.3"
+version = "0.12.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1dc47f592c06f33f8e3aea9591776ec7c9f9e4124778ff8a3c3b87159f7e593"
+checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
 dependencies = [
- "hashbrown 0.16.1",
+ "hashbrown 0.15.5",
 ]
 
 [[package]]
@@ -2919,9 +2907,9 @@ dependencies = [
 
 [[package]]
 name = "num-modular"
-version = "0.6.1"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "17bb261bf36fa7d83f4c294f834e91256769097b3cb505d44831e0a179ac647f"
+checksum = "64a5fe11d4135c3bcdf3a95b18b194afa9608a5f6ff034f5d857bc9a27fb0119"
 dependencies = [
  "num-bigint",
  "num-integer",
@@ -2930,9 +2918,9 @@ dependencies = [
 
 [[package]]
 name = "num-prime"
-version = "0.5.0"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b285c575532a33ef6fdd3a57640d0b1c70e6ca48644d6df7bbd4b7a0cfbbb12d"
+checksum = "e238432a7881ec7164503ccc516c014bf009be7984cde1ba56837862543bdec3"
 dependencies = [
  "bitvec",
  "either",
@@ -3111,9 +3099,9 @@ dependencies = [
 
 [[package]]
 name = "parse_datetime"
-version = "0.14.0"
+version = "0.13.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "413775a7eac2261d2211a79d10ef275e5b6f7b527eec42ad09adce2ffa92b6e5"
+checksum = "acea383beda9652270f3c9678d83aa58cbfc16880343cae0c0c8c7d6c0974132"
 dependencies = [
  "jiff",
  "num-traits",
@@ -3943,6 +3931,16 @@ dependencies = [
  "signal-hook-registry",
 ]
 
+[[package]]
+name = "signal-hook"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b57709da74f9ff9f4a27dce9526eec25ca8407c45a7887243b031a58935fb8e"
+dependencies = [
+ "libc",
+ "signal-hook-registry",
+]
+
 [[package]]
 name = "signal-hook-mio"
 version = "0.2.5"
@@ -3951,7 +3949,7 @@ checksum = "b75a19a7a740b25bc7944bdee6172368f988763b744e3d4dfe753f6b4ece40cc"
 dependencies = [
  "libc",
  "mio",
- "signal-hook",
+ "signal-hook 0.3.18",
 ]
 
 [[package]]
@@ -4613,107 +4611,129 @@ checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
 [[package]]
 name = "uu_arch"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca136c7eda707accf4812f2fd1b74b10a3ba125aed409c9cb3c671d406a12eb3"
 dependencies = [
  "clap",
  "fluent",
  "platform-info",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_b2sum"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a22430172832c275d9a19a5f2f3c80afeaba3a358990913f22a194174cee1c6"
 dependencies = [
  "clap",
  "fluent",
  "uu_checksum_common",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_base32"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e870998ce844fc5cf9633f3d64c0fffb9b8096d830ec6a5580f63dc8524d1e7"
 dependencies = [
  "clap",
  "fluent",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
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-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
  "clap",
  "fluent",
  "uu_base32",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
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-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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  "fluent",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_basenc"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3f87324f27a24ec7ed0683880bbc7b9bf56c04fecaf7d2b8346ffd5a9dffc85"
 dependencies = [
  "clap",
  "fluent",
  "uu_base32",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_cat"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c23565c3db21711cf74bf8e2789c0d7da8a85a1b82530887e1d5d11efa026110"
 dependencies = [
  "clap",
  "fluent",
  "memchr",
  "nix 0.30.1",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
  "winapi-util",
  "windows-sys 0.61.2",
 ]
 
 [[package]]
 name = "uu_checksum_common"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e96ff3cf94b1904acf97cd7b6132cee627322ac7927d7f45f2189940e75df461"
 dependencies = [
  "clap",
  "fluent",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_cksum"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "590b8edd4de172a108cd3a1acc134ac59a2a5bd8d5057404b3aad1d5d2281d9a"
 dependencies = [
  "clap",
  "fluent",
  "uu_checksum_common",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_comm"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49f8acd7c9875aec7393765af15666b2fe0494addc61e877ae388bad36aedbbe"
 dependencies = [
  "clap",
  "fluent",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_cp"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19885072900bec2d63f0e94f73467d409bbe7b6644b5ab2475b2c728f725a9cb"
 dependencies = [
  "clap",
  "filetime",
@@ -4721,35 +4741,41 @@ dependencies = [
  "indicatif",
  "libc",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
  "walkdir",
 ]
 
 [[package]]
 name = "uu_csplit"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "838a6b163e503736b898a088096d95c3c5d55052c95c16b66bb0ef85f82a1bd1"
 dependencies = [
  "clap",
  "fluent",
  "regex",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_cut"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8e2276c8c30f141ab2e52d8ff5afb65bedb46beb3b155759937f2b8dd19fdea"
 dependencies = [
  "bstr",
  "clap",
  "fluent",
  "memchr",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_date"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b479a3c57bcb26c7bbccafb12181616fdc5a854add70fa310dba07b1aaa837e"
 dependencies = [
  "clap",
  "fluent",
@@ -4759,110 +4785,129 @@ dependencies = [
  "jiff-icu",
  "nix 0.30.1",
  "parse_datetime",
- "regex",
- "uucore 0.7.0",
+ "uucore",
  "windows-sys 0.61.2",
 ]
 
 [[package]]
 name = "uu_dd"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7feed97e20c3aa2b8b5712b160f7319cbf8c994fb554cf0fe89da47c3e9ce885"
 dependencies = [
  "clap",
  "fluent",
  "gcd",
  "libc",
  "nix 0.30.1",
+ "signal-hook 0.4.3",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_df"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5f4996f12a768421e264aca4beb12abc30bb16815a3206568cc243d00219918"
 dependencies = [
  "clap",
  "fluent",
  "thiserror 2.0.18",
  "unicode-width 0.2.2",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_dir"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c2154c9a529fc8d18c067591f0e48ac448a5e82408945266ca8ca90f94c67da"
 dependencies = [
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- "uucore 0.7.0",
+ "uucore",
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 [[package]]
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+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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- "uucore 0.7.0",
+ "uucore",
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 [[package]]
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+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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+ "uucore",
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 [[package]]
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+version = "0.6.0"
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 dependencies = [
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  "fluent",
  "glob",
- "rustc-hash",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
  "windows-sys 0.61.2",
 ]
 
 [[package]]
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+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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  "fluent",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
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-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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  "fluent",
  "nix 0.30.1",
  "rust-ini",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_expand"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31c02f814b070799d5ac509bbfefd3c2adb97798a318f55f0983401a56b6798f"
 dependencies = [
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  "thiserror 2.0.18",
  "unicode-width 0.2.2",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_expr"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3afcc9162f9abc27a20674a5c0f6d75eaccfcecd226ad6fffd146262340896f0"
 dependencies = [
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@@ -4870,232 +4915,272 @@ dependencies = [
  "num-traits",
  "onig",
  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_factor"
-version = "0.7.0"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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  "fluent",
  "num-bigint",
  "num-prime",
  "num-traits",
- "uucore 0.7.0",
+ "uucore",
 ]
 
 [[package]]
 name = "uu_false"
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+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
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+ "uucore",
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 [[package]]
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+ "uucore",
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 [[package]]
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+ "uucore",
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 [[package]]
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 dependencies = [
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+ "fnv",
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- "rustc-hash",
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  "thiserror 2.0.18",
- "uucore 0.7.0",
+ "uucore",
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 ]
 
 [[package]]
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 [[package]]
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 dependencies = [
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+ "uucore",
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@@ -5395,102 +5532,121 @@ dependencies = [
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- "unit-prefix",
- "uucore_procs 0.6.0",
- "wild",
-]
-
-[[package]]
-name = "uucore"
-version = "0.7.0"
 dependencies = [
  "base64-simd",
  "bigdecimal",
@@ -5581,7 +5720,6 @@ dependencies = [
  "num-traits",
  "os_display",
  "procfs",
- "rustc-hash",
  "sha1",
  "sha2",
  "sha3",
@@ -5589,7 +5727,7 @@ dependencies = [
  "thiserror 2.0.18",
  "unic-langid",
  "unit-prefix",
- "uucore_procs 0.7.0",
+ "uucore_procs",
  "walkdir",
  "wild",
  "winapi-util",
@@ -5608,14 +5746,6 @@ dependencies = [
  "quote",
 ]
 
-[[package]]
-name = "uucore_procs"
-version = "0.7.0"
-dependencies = [
- "proc-macro2",
- "quote",
-]
-
 [[package]]
 name = "uuid"
 version = "1.21.0"
diff --git a/brush-coreutils-builtins/Cargo.toml b/brush-coreutils-builtins/Cargo.toml
index 12851466d..cb097f9cb 100644
--- a/brush-coreutils-builtins/Cargo.toml
+++ b/brush-coreutils-builtins/Cargo.toml
@@ -190,85 +190,85 @@ workspace = true
 [dependencies]
 brush-core = { version = "^0.4.0", path = "../brush-core" }
 
-uu_arch= { path = "../../coreutils/src/uu/arch", optional = true }
-uu_base32 = { path = "../../coreutils/src/uu/base32", optional = true }
-uu_base64 = { path = "../../coreutils/src/uu/base64", optional = true }
-uu_basename = { path = "../../coreutils/src/uu/basename", optional = true }
-uu_basenc = { path = "../../coreutils/src/uu/basenc", optional = true }
-uu_cat = { path = "../../coreutils/src/uu/cat", optional = true }
-uu_cksum = { path = "../../coreutils/src/uu/cksum", optional = true }
-uu_b2sum = { path = "../../coreutils/src/uu/b2sum", optional = true }
-uu_md5sum = { path = "../../coreutils/src/uu/md5sum", optional = true }
-uu_sha1sum = { path = "../../coreutils/src/uu/sha1sum", optional = true }
-uu_sha224sum = { path = "../../coreutils/src/uu/sha224sum", optional = true }
-uu_sha256sum = { path = "../../coreutils/src/uu/sha256sum", optional = true }
-uu_sha384sum = { path = "../../coreutils/src/uu/sha384sum", optional = true }
-uu_sha512sum = { path = "../../coreutils/src/uu/sha512sum", optional = true }
-uu_comm = { path = "../../coreutils/src/uu/comm", optional = true }
-uu_cp = { path = "../../coreutils/src/uu/cp", optional = true }
-uu_csplit = { path = "../../coreutils/src/uu/csplit", optional = true }
-uu_cut = { path = "../../coreutils/src/uu/cut", optional = true }
-uu_date = { path = "../../coreutils/src/uu/date", optional = true }
-uu_dd = { path = "../../coreutils/src/uu/dd", optional = true }
-uu_df = { path = "../../coreutils/src/uu/df", optional = true }
-uu_dir = { path = "../../coreutils/src/uu/dir", optional = true }
-uu_dircolors = { path = "../../coreutils/src/uu/dircolors", optional = true }
-uu_dirname = { path = "../../coreutils/src/uu/dirname", optional = true }
-uu_du = { path = "../../coreutils/src/uu/du", optional = true }
-uu_echo = { path = "../../coreutils/src/uu/echo", optional = true }
-uu_env = { path = "../../coreutils/src/uu/env", optional = true }
-uu_expand = { path = "../../coreutils/src/uu/expand", optional = true }
-uu_expr = { path = "../../coreutils/src/uu/expr", optional = true }
-uu_factor = { path = "../../coreutils/src/uu/factor", optional = true }
-uu_false = { path = "../../coreutils/src/uu/false", optional = true }
-uu_fmt = { path = "../../coreutils/src/uu/fmt", optional = true }
-uu_fold = { path = "../../coreutils/src/uu/fold", optional = true }
-uu_head = { path = "../../coreutils/src/uu/head", optional = true }
-uu_hostname = { path = "../../coreutils/src/uu/hostname", optional = true }
-uu_join = { path = "../../coreutils/src/uu/join", optional = true }
-uu_link = { path = "../../coreutils/src/uu/link", optional = true }
-uu_ln = { path = "../../coreutils/src/uu/ln", optional = true }
-uu_ls = { path = "../../coreutils/src/uu/ls", optional = true }
-uu_mkdir = { path = "../../coreutils/src/uu/mkdir", optional = true }
-uu_mktemp = { path = "../../coreutils/src/uu/mktemp", optional = true }
-uu_more = { path = "../../coreutils/src/uu/more", optional = true }
-uu_mv = { path = "../../coreutils/src/uu/mv", optional = true }
-uu_nl = { path = "../../coreutils/src/uu/nl", optional = true }
-uu_nproc = { path = "../../coreutils/src/uu/nproc", optional = true }
-uu_numfmt = { path = "../../coreutils/src/uu/numfmt", optional = true }
-uu_od = { path = "../../coreutils/src/uu/od", optional = true }
-uu_paste = { path = "../../coreutils/src/uu/paste", optional = true }
-uu_pr = { path = "../../coreutils/src/uu/pr", optional = true }
-uu_printenv = { path = "../../coreutils/src/uu/printenv", optional = true }
-uu_printf = { path = "../../coreutils/src/uu/printf", optional = true }
-uu_ptx = { path = "../../coreutils/src/uu/ptx", optional = true }
-uu_pwd = { path = "../../coreutils/src/uu/pwd", optional = true }
-uu_readlink = { path = "../../coreutils/src/uu/readlink", optional = true }
-uu_realpath = { path = "../../coreutils/src/uu/realpath", optional = true }
-uu_rm = { path = "../../coreutils/src/uu/rm", optional = true }
-uu_rmdir = { path = "../../coreutils/src/uu/rmdir", optional = true }
-uu_seq = { path = "../../coreutils/src/uu/seq", optional = true }
-uu_shred = { path = "../../coreutils/src/uu/shred", optional = true }
-uu_shuf = { path = "../../coreutils/src/uu/shuf", optional = true }
-uu_sleep = { path = "../../coreutils/src/uu/sleep", optional = true }
-uu_sort = { path = "../../coreutils/src/uu/sort", optional = true }
-uu_split = { path = "../../coreutils/src/uu/split", optional = true }
-uu_sum = { path = "../../coreutils/src/uu/sum", optional = true }
-uu_sync = { path = "../../coreutils/src/uu/sync", optional = true }
-uu_tac = { path = "../../coreutils/src/uu/tac", optional = true }
-uu_tail = { path = "../../coreutils/src/uu/tail", optional = true }
-uu_tee = { path = "../../coreutils/src/uu/tee", optional = true }
-uu_test = { path = "../../coreutils/src/uu/test", optional = true }
-uu_touch = { path = "../../coreutils/src/uu/touch", optional = true }
-uu_tr = { path = "../../coreutils/src/uu/tr", optional = true }
-uu_true = { path = "../../coreutils/src/uu/true", optional = true }
-uu_truncate = { path = "../../coreutils/src/uu/truncate", optional = true }
-uu_tsort = { path = "../../coreutils/src/uu/tsort", optional = true }
-uu_uname = { path = "../../coreutils/src/uu/uname", optional = true }
-uu_unexpand = { path = "../../coreutils/src/uu/unexpand", optional = true }
-uu_uniq = { path = "../../coreutils/src/uu/uniq", optional = true }
-uu_unlink = { path = "../../coreutils/src/uu/unlink", optional = true }
-uu_vdir = { path = "../../coreutils/src/uu/vdir", optional = true }
-uu_wc = { path = "../../coreutils/src/uu/wc", optional = true }
-uu_whoami = { path = "../../coreutils/src/uu/whoami", optional = true }
-uu_yes = { path = "../../coreutils/src/uu/yes", optional = true }
+uu_arch = { version = "0.6.0", optional = true }
+uu_base32 = { version = "0.6.0", optional = true }
+uu_base64 = { version = "0.6.0", optional = true }
+uu_basename = { version = "0.6.0", optional = true }
+uu_basenc = { version = "0.6.0", optional = true }
+uu_cat = { version = "0.6.0", optional = true }
+uu_cksum = { version = "0.6.0", optional = true }
+uu_b2sum = { version = "0.6.0", optional = true }
+uu_md5sum = { version = "0.6.0", optional = true }
+uu_sha1sum = { version = "0.6.0", optional = true }
+uu_sha224sum = { version = "0.6.0", optional = true }
+uu_sha256sum = { version = "0.6.0", optional = true }
+uu_sha384sum = { version = "0.6.0", optional = true }
+uu_sha512sum = { version = "0.6.0", optional = true }
+uu_comm = { version = "0.6.0", optional = true }
+uu_cp = { version = "0.6.0", optional = true }
+uu_csplit = { version = "0.6.0", optional = true }
+uu_cut = { version = "0.6.0", optional = true }
+uu_date = { version = "0.6.0", optional = true }
+uu_dd = { version = "0.6.0", optional = true }
+uu_df = { version = "0.6.0", optional = true }
+uu_dir = { version = "0.6.0", optional = true }
+uu_dircolors = { version = "0.6.0", optional = true }
+uu_dirname = { version = "0.6.0", optional = true }
+uu_du = { version = "0.6.0", optional = true }
+uu_echo = { version = "0.6.0", optional = true }
+uu_env = { version = "0.6.0", optional = true }
+uu_expand = { version = "0.6.0", optional = true }
+uu_expr = { version = "0.6.0", optional = true }
+uu_factor = { version = "0.6.0", optional = true }
+uu_false = { version = "0.6.0", optional = true }
+uu_fmt = { version = "0.6.0", optional = true }
+uu_fold = { version = "0.6.0", optional = true }
+uu_head = { version = "0.6.0", optional = true }
+uu_hostname = { version = "0.6.0", optional = true }
+uu_join = { version = "0.6.0", optional = true }
+uu_link = { version = "0.6.0", optional = true }
+uu_ln = { version = "0.6.0", optional = true }
+uu_ls = { version = "0.6.0", optional = true }
+uu_mkdir = { version = "0.6.0", optional = true }
+uu_mktemp = { version = "0.6.0", optional = true }
+uu_more = { version = "0.6.0", optional = true }
+uu_mv = { version = "0.6.0", optional = true }
+uu_nl = { version = "0.6.0", optional = true }
+uu_nproc = { version = "0.6.0", optional = true }
+uu_numfmt = { version = "0.6.0", optional = true }
+uu_od = { version = "0.6.0", optional = true }
+uu_paste = { version = "0.6.0", optional = true }
+uu_pr = { version = "0.6.0", optional = true }
+uu_printenv = { version = "0.6.0", optional = true }
+uu_printf = { version = "0.6.0", optional = true }
+uu_ptx = { version = "0.6.0", optional = true }
+uu_pwd = { version = "0.6.0", optional = true }
+uu_readlink = { version = "0.6.0", optional = true }
+uu_realpath = { version = "0.6.0", optional = true }
+uu_rm = { version = "0.6.0", optional = true }
+uu_rmdir = { version = "0.6.0", optional = true }
+uu_seq = { version = "0.6.0", optional = true }
+uu_shred = { version = "0.6.0", optional = true }
+uu_shuf = { version = "0.6.0", optional = true }
+uu_sleep = { version = "0.6.0", optional = true }
+uu_sort = { version = "0.6.0", optional = true }
+uu_split = { version = "0.6.0", optional = true }
+uu_sum = { version = "0.6.0", optional = true }
+uu_sync = { version = "0.6.0", optional = true }
+uu_tac = { version = "0.6.0", optional = true }
+uu_tail = { version = "0.6.0", optional = true }
+uu_tee = { version = "0.6.0", optional = true }
+uu_test = { version = "0.6.0", optional = true }
+uu_touch = { version = "0.6.0", optional = true }
+uu_tr = { version = "0.6.0", optional = true }
+uu_true = { version = "0.6.0", optional = true }
+uu_truncate = { version = "0.6.0", optional = true }
+uu_tsort = { version = "0.6.0", optional = true }
+uu_uname = { version = "0.6.0", optional = true }
+uu_unexpand = { version = "0.6.0", optional = true }
+uu_uniq = { version = "0.6.0", optional = true }
+uu_unlink = { version = "0.6.0", optional = true }
+uu_vdir = { version = "0.6.0", optional = true }
+uu_wc = { version = "0.6.0", optional = true }
+uu_whoami = { version = "0.6.0", optional = true }
+uu_yes = { version = "0.6.0", optional = true }

From b160c91cf8c8e33f84d287f55a520632b95c67c7 Mon Sep 17 00:00:00 2001
From: Cameron Taggart <cataggar@microsoft.com>
Date: Sun, 1 Mar 2026 22:25:05 -0400
Subject: [PATCH 3/3] Dockerfile for brush with coreutils-builtins

---
 .dockerignore         |  2 ++
 Dockerfile.azurelinux | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 .dockerignore
 create mode 100644 Dockerfile.azurelinux

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 000000000..3ea08526b
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,2 @@
+target/
+.git/
diff --git a/Dockerfile.azurelinux b/Dockerfile.azurelinux
new file mode 100644
index 000000000..0cf560238
--- /dev/null
+++ b/Dockerfile.azurelinux
@@ -0,0 +1,34 @@
+# ----- Stage 1: Build -----
+FROM mcr.microsoft.com/azurelinux/base/core:3.0 AS builder
+
+# Install build dependencies and Rust toolchain via tdnf
+RUN tdnf update -y && \
+    tdnf install -y \
+        rust \
+        cargo \
+        ca-certificates \
+        gcc \
+        binutils \
+        glibc-devel \
+        kernel-headers \
+        ncurses-term \
+    && tdnf clean all
+
+# Copy source
+WORKDIR /src
+COPY . .
+
+# Build release binary (statically links as much as possible via LTO + strip)
+RUN cargo build --release --package brush-shell --features brush-shell/coreutils-builtins
+
+# ----- Stage 2: Runtime (distroless) -----
+FROM mcr.microsoft.com/azurelinux/distroless/base:3.0
+
+# Copy terminfo database from builder for interactive terminal support.
+# Distroless has no package manager, so we copy from the builder stage
+# where ncurses-term was installed as a build dependency.
+COPY --from=builder /usr/share/terminfo /usr/share/terminfo
+
+# Copy the built binary
+COPY --from=builder /src/target/release/brush /usr/local/bin/brush
+ENTRYPOINT ["brush"]