Add a Codex plugin from a GitHub repo to a repo or personal marketplace using the current Codex plugin layout and marketplace metadata.
This skill does not declare a tool allowlist. The agent host applies whatever default tools are available at runtime.
SKILL.md / Manifest
https://raw.githubusercontent.com/am-will/codex-skills/main/skills/pluginstaller/SKILL.mdRegistry
github (via claudemarketplaces.com)