axe — Agent eXtension Engine

Compile agent skills and rules across agentic coding platforms.

Write once in the AXE canonical format (Markdown + YAML frontmatter), compile to Claude Code, Cursor, Codex, Gemini CLI, GitHub Copilot, Cline, Windsurf, Continue, Zed, and Aider. Or use axe compat to convert between any two platforms directly.

AXE Specification v1.0

Status

Early development. The spec and compiler are being built in the open.

See the AXE spec for the specification and claylo/axe for the compiler.

Install

cargo install axe
# or
brew install claylo/tap/axe

Usage

axe build --target claude,cursor,codex .
axe compat --from cursor --to claude .cursor/rules/
axe diagnose --target windsurf .
axe targets

License

MIT OR Apache-2.0