Claude Plugins for Codex

Open-source Claude Code plugins for multi-agent software delivery. Plan-first SDLC workflow, code review, LLM quality judges, and self-learning — grounded in your codebase. Bootstrap, Plan, & Ship.

How to install Claude Plugins in Codex

1. Add the repo as a Codex plugin marketplace:

2. Install the plugin from it:

This repo ships a Codex marketplace file (.agents/plugins/marketplace.json). The first command adds it as a marketplace (Codex CLI reference); the second installs a plugin from it: replace <plugin> with one of the names listed under 'What it contains'. 'closedloop-ai' is the marketplace name from that file. Check the repo README too. Command format: Codex CLI reference.

What it contains

About this listing

Claude Plugins is a community plugin on GitHub by closedloop-ai. Its README documents a Codex install and the repo ships a Codex plugin manifest. It passed the CodexStacks quality filter for repos found this way (at least 100 stars, pushed in the last 90 days, not a fork or a list). OpenAI hasn't reviewed it, but it passed our Codex install check on Oct 28, 2026 (an install and load check, not a code review). From its files we found 4 plugins. It's one of 59 listings in the Education & Research category (category assigned by CodexStacks from the repo's topics and description). It also appears in best Codex plugins for code review.

Claude Plugins FAQ

Details

Type

Plugin

Category

Education & Research (assigned by us)

Source

Community

Author

closedloop-ai

License

Apache-2.0

GitHub stars

123 (at last sync)

Last push

2026-10-29

Manifest

.agents/plugins/marketplace.json

GitHub topics

agentic-ai, ai-agents, anthropic, automation, claude-code, developer-tools, devtools, llm, multi-agent

Source

https://github.com/closedloop-ai/claude-plugins

Listed via

GitHub search: README documents a Codex install

Install check by CodexStacks

Passed on Oct 28, 2026 with Codex CLI 0.163.0: Codex loaded its skills. proof · how we check

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