OpenAI Codex CLI
Codex CLI looks for SKILL.md files under ~/.codex/skills/. The path is configurable in ~/.codex/config.toml if you want it elsewhere.
Make sure you’ve done the one-time setup first (clone the repo, export REPO).
Install
mkdir -p ~/.codex/skills
ln -s "$REPO/plugins/rest-api-design/skills/rest-api-design" \
~/.codex/skills/rest-api-design
ln -s "$REPO/plugins/structured-code-review/skills/structured-code-review" \
~/.codex/skills/structured-code-review
Or, via the canonical-home pattern:
mkdir -p ~/.agents/skills ~/.codex/skills
ln -s "$REPO/plugins/rest-api-design/skills/rest-api-design" ~/.agents/skills/rest-api-design
ln -s "$REPO/plugins/structured-code-review/skills/structured-code-review" ~/.agents/skills/structured-code-review
ln -s ../../.agents/skills/rest-api-design ~/.codex/skills/rest-api-design
ln -s ../../.agents/skills/structured-code-review ~/.codex/skills/structured-code-review
Verifying
In a fresh Codex session (codex or codex exec), drop a prompt that should trigger one of the skills (see Install Verifying it works).