Relevant portions of the threat model, pattern coverage, nested-input
traversal, and hook-dispatch design are derived from or adapted from
linearuncle/codex-agentguard
at commit 157c7cb0fdd14125aa7155270dce064fad4e75e6.
Codex Destructive Guard extends that work with additional tool, Git, SQL, database, infrastructure, cloud, MCP, installation, and ownership controls. It does not download, import, or execute AgentGuard at runtime.
The complete upstream license notice follows.
MIT License
Copyright (c) 2026 linearuncle
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.