diff --git a/nbs/index.qmd b/nbs/index.qmd
index 7f7f034..a7ca679 100644
--- a/nbs/index.qmd
+++ b/nbs/index.qmd
@@ -130,6 +130,7 @@ Various tools and plugins are available to help integrate the llms.txt specifica
 - [Drupal LLM Support](https://www.drupal.org/project/llm_support) - A Drupal Recipe providing full support for the llms.txt proposal on any Drupal 10.3+ site
 - [`llms-txt-php`](https://github.com/raphaelstolt/llms-txt-php) - A library for writing and reading llms.txt Markdown files
 - [`VS Code PagePilot Extension`](https://dmux.github.io/pagepilot) - PagePilot is a VS Code Chat participant that automatically loads external context (documentation, APIs, README files) to provide enhanced responses.
+- [`agentmarkup`](https://github.com/agentmarkup/agentmarkup) - Build-time llms.txt generation, JSON-LD injection, markdown mirrors, AI crawler robots.txt management, and validation for Vite and Astro websites
 
 ## Next steps