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Curated list of 150+ tools, skills, subagents & plugins for OpenAI Codex CLI

Overview

A curated list of awesome tools, skills, subagents, plugins, and resources for OpenAI Codex CLI - the open-source AI coding agent that runs in your terminal. Codex CLI is OpenAI's open-source terminal-based coding agent. It lets you use GPT models to write, refactor, debug, and reason about code directly from the command line - with sandboxed execution, multi-agent orchestration, MCP support, and a growing ecosystem of skills and plugins. Think of it as an AI pair programmer that lives in your terminal. The Codex CLI ecosystem is fragmented across dozens of repos - subagents here, skills there, plugins somewhere else. This list consolidates into one place, organized by feature category, with opinionated descriptions so you know what's actually worth your time. If you find this useful, please give it a star - it helps others discover the list. - Documentation - Official docs covering setup, config, security, and all features.

README

Awesome Codex CLI

A curated list of awesome tools, skills, subagents, plugins, and resources for OpenAI Codex CLI - the open-source AI coding agent that runs in your terminal.

Codex CLI is OpenAI’s open-source terminal-based coding agent. It lets you use GPT models to write, refactor, debug, and reason about code directly from the command line - with sandboxed execution, multi-agent orchestration, MCP support, and a growing ecosystem of skills and plugins. Think of it as an AI pair programmer that lives in your terminal.

Why this list? The Codex CLI ecosystem is fragmented across dozens of repos - subagents here, skills there, plugins somewhere else. This list consolidates 280+ resources into one place, organized by feature category, with opinionated descriptions so you know what’s actually worth your time.

Looking for Claude Code or Gemini CLI? Check the comparison table below.

If you find this useful, please give it a star - it helps others discover the list.

Contents

Official Resources

Getting Started

AGENTS.md Templates

Project-level instruction files that tell Codex how to work with your codebase - the equivalent of Claude Code’s CLAUDE.md.

Subagents

Multi-agent orchestration with .toml definitions. Codex supports parallel fan-out with up to 6 threads by default.

Collections

  • VoltAgent/awesome-codex-subagents - The definitive collection. 136+ agents across 10 categories (core dev, language specialists, infra, security, data/AI, DX, domains, business, meta, orchestration). Just clone and use.
  • betterup/codex-cli-subagents - Enterprise-focused agents for code review, migration, and compliance.

Specialized Subagents

Multi-Agent Orchestration

  • ComposioHQ/agent-orchestrator - Agentic orchestrator for parallel coding agents - plans tasks, spawns agents, handles CI fixes and merge conflicts autonomously.
  • mco-org/mco - Neutral orchestration layer for Claude Code, Codex CLI, Gemini CLI, OpenCode, Qwen Code. Works from any IDE or shell.
  • basilisk-labs/codex-swarm - Swarm intelligence pattern - multiple Codex agents collaborating on large refactors.
  • aannoo/hcom - Hierarchical agent communication framework. Agents delegate subtasks with context preservation.
  • obra/external-subagents - Run subagents as external processes with custom sandboxing.
  • GreenSheep01201/claw-empire - Local-first AI agent office simulator. Orchestrates CLI, OAuth, and API-connected agents as a virtual autonomous company.

Skills

Reusable instruction bundles in SKILL.md format. Place in ~/.codex/skills/ (global) or .agents/skills/ (project).

Collections

Specialized Skills

Skills Management

  • Shpigford/chops - macOS app to browse, edit, and manage skills across Claude Code, Cursor, Codex, and more.
  • runkids/skillshare - CLI to sync skills across 55+ AI CLI tools from a single source. Security-audited Go binary.
  • Dimillian/CodexSkillManager - macOS SwiftUI app to manage local Codex and Claude Code skills. Browse and download from Clawdhub.
  • jiweiyeah/Skills-Manager - Cross-platform desktop app (Tauri 2.0 + React 19 + Rust) for managing skills across multiple AI tools.
  • DargonLee/skill-switch - Cross-platform desktop app for managing AI tool skill files - unified interface for Codex CLI, Claude Code, Gemini CLI, Cursor.
  • aiskillstore/marketplace - Security-audited skills marketplace. One-click install with automated security analysis.

Domain-Specific Skills

Plugins

Distributable bundles combining skills + app integrations + MCP servers. Defined in .codex-plugin/plugin.json. Browse with /plugins.

Hooks

User-defined shell scripts that run at specific points in the agentic loop. Requires codex_hooks = true feature flag.

  • Yeachan-Heo/oh-my-codex - OmX (Oh My codeX) - add hooks, agent teams, HUDs, and more to your Codex CLI. The most popular hooks framework.
  • PeonPing/peon-ping - Warcraft III Peon voice notifications for Codex, Claude Code, and IDEs. Stop babysitting your terminal.
  • shanraisshan/codex-cli-hooks - Starter hooks collection: pre-commit validation, cost tracking, notification triggers.
  • liewcf/codex-notify-macos - macOS notification hook - get alerted when long-running tasks complete.
  • vcz-Gray/loophaus - Cross-platform iterative development loops via Stop hooks.

MCP Servers

Codex can connect to MCP servers (as client) and expose itself as an MCP server (codex mcp-server).

Codex as MCP Client

Codex as MCP Server

General-Purpose MCP

IDE & Editor Integrations

GUI & Desktop Apps

  • farion1231/cc-switch - Cross-platform desktop all-in-one assistant for Claude Code, Codex, OpenCode, OpenClaw, and Gemini CLI.
  • The-Vibe-Company/companion - Web and mobile UI for Claude Code and Codex. Launch sessions, stream responses, approve tools from browser/mobile.
  • cnlimiter/codex-manager - Desktop manager for Codex CLI with task management and batch processing.
  • nexu-io/nexu - Local-first desktop client bridging agents to WeChat, Feishu, Slack, Discord. BYOK.
  • dou-jiang/codex-console - Integrated console for Codex: task management, batch processing, data export, auto-upload, log viewing.
  • Infatoshi/OpenSquirrel - Native Rust/GPUI control plane for running Claude Code, Codex, Cursor, and OpenClaw without distraction.
  • DeadWaveWave/opencove - Infinite canvas workspace for agents, tasks, knowledge, and research.
  • milisp/codexia - Desktop GUI for Codex CLI. macOS/Windows/Linux. Visual session management, file tree, diff viewer.
  • xintaofei/codeg - Electron-based GUI with project templates and one-click sandboxing.
  • nkmr-jp/prompt-line - Minimal prompt-centric UI. Stays out of your way.
  • zhu1090093659/CodeConductor - Orchestrator GUI for managing multiple Codex agents visually.
  • Dimillian/CodexMonitor - Tauri/React/Rust desktop app for orchestrating multiple Codex agents across workspaces. Multi-workspace, Git integration, prompt library.
  • slopus/happy - Mobile and web client for Codex and Claude Code with end-to-end encryption. iOS/Android, push notifications, open-source.
  • just-every/code - Enhanced Codex CLI fork with browser integration, multi-agent automation, Auto Drive orchestration, and theming.
  • onewesong/codex-viz - Local-first dashboard for Codex sessions - trends, token usage, tool insights, and word cloud from session history.
  • Cocoanetics/CodexMonitor - macOS menu bar app to list, inspect, and watch local Codex CLI sessions. Includes VS Code integration.
  • ilysenko/codex-desktop-linux - Automated installer to run the OpenAI Codex Desktop app on Linux.
  • LZY-Ricardo/AIDevHub - Desktop app (Tauri v2 + Rust + React) for managing MCP server configs and skills of Claude Code and Codex.

Session & Workflow Management

  • es617/claude-replay - Convert AI coding agent sessions (Claude Code, Cursor, Codex) into self-contained, embeddable HTML replays.
  • ryfineZ/codex-session-patcher - Lightweight Python tool to clean AI refusal responses from Codex CLI session files.
  • GreenSheep01201/Claw-Kanban - AI Agent Orchestration Kanban Board. Route tasks to Claude Code, Codex CLI, and Gemini CLI with role-based auto-assignment.
  • Fr-e-d/GAAI-framework - Drop a .gaai/ folder into any project to turn AI coding tools into reliable delivery systems. Markdown + YAML + bash.
  • lsm1103/session-dashboard - Browse and monitor historical session records of AI programming tools (Claude Code, Codex CLI, Cursor, Aider).
  • manitofigh/codex-share - Share and view Codex CLI conversations in the web.
  • yazcaleb/rses - Cross-resume between Claude Code, Codex CLI, and OpenCode. Pick up where one AI left off in another.
  • UfoMiao/zcf - Zero-config workflow framework. Chain prompts, branch on results, auto-retry failures.
  • gotalab/cc-sdd - Spec-driven development workflow. Write specs, Codex implements, auto-validates against spec.
  • covibes/zeroshot - Zero-shot task runner. Describe what you want in plain English, get a working codebase.
  • waskosky/codex-cli-farm - Run multiple Codex instances in parallel on different tasks. Session isolation built-in.
  • joseferben/hands-please - Human-in-the-loop workflow. Codex pauses at decision points and asks for your input.
  • standardagents/dmux - Dev agent multiplexer: isolated tmux pane + Git worktree per task. Supports 11+ agents including Codex.
  • mixpeek/amux - Open-source agent multiplexer. Run dozens of parallel Codex/Claude agents unattended via tmux. Self-healing watchdog.
  • kbwo/ccmanager - TUI session manager for Claude Code / Gemini CLI / Codex CLI / Cursor Agent / Copilot CLI / OpenCode and more.
  • re-cinq/shift-log - Automatically saves coding agents’ conversations in Git Notes. Works with Codex, Claude Code, Gemini CLI, OpenCode.
  • 2ue/ccman - Tool for managing Claude Code + Codex API + Gemini CLI + OpenCode service provider configurations.
  • Dicklesworthstone/coding_agent_session_search - Unified TUI and CLI to index and search local coding agent session history across 11+ providers including Codex.

Model Providers & Proxies

Codex supports openai_base_url for custom model providers. Use any OpenAI-compatible API.

  • feiskyer/codex-settings - Ready-to-use configs for LiteLLM, Ollama, LM Studio, OpenRouter, and Azure OpenAI.
  • teabranch/open-responses-server - OpenAI Responses API-compatible server. Run Codex with local models.
  • erans/lunaroute - Model router with cost tracking, rate limiting, and fallback chains.
  • ben-vargas/ai-sdk-provider-codex-cli - Vercel AI SDK provider for Codex. Use Codex in your AI applications.
  • router-for-me/CLIProxyAPI - Wrap Codex, Claude Code, Gemini CLI as OpenAI-compatible API endpoints. Multi-account load balancing, streaming.
  • codingmoh/open-codex - Open-source Codex-inspired CLI running 100% locally with Ollama. No API key required, offline capable.
  • lich0821/ccNexus - Intelligent API gateway for Claude Code and Codex CLI. Rotate endpoints, monitor usage, seamlessly integrate OpenAI, Gemini, and others.
  • lzjever/air-gapped - Portable Codex CLI + vLLM for air-gapped/offline use.
  • maksimzayats/acodex - Typed Python SDK for the Codex CLI (sync/async, streaming JSONL events, structured items).
  • icebear0828/codex-proxy - Lightweight local relay that converts Codex Desktop’s Responses API to multiple protocol interfaces (OpenAI, Anthropic, Gemini).

CI/CD & Automation

Use codex exec for non-interactive automation in pipelines.

Patterns

# Run Codex in CI to auto-fix lint errors
codex exec "Fix all ESLint errors in src/" --approval-mode full-auto

# Generate PR descriptions from diffs
git diff main | codex exec "Write a PR description for these changes"

# Pipe output for processing
codex exec "List all TODO comments" --ephemeral | sort

Cross-Agent Tools

Tools that bridge Codex with other AI coding agents.

  • DeepMyst/Mysti - Universal agent orchestrator. Route tasks between Codex, Claude Code, and Gemini CLI based on model strengths.
  • athola/skrills - Cross-platform skill format. Write once, use in Codex and Claude Code.
  • jcputney/agent-peer-review - Codex reviews Claude Code’s output (and vice versa). Catches model-specific blind spots.
  • abhishekgahlot2/codex-claude-bridge - Run Codex and Claude Code in tandem on the same codebase.
  • lbb00/ai-rules-sync - Sync AGENTS.md ↔ CLAUDE.md ↔ .cursorrules. One source, all formats.
  • sypsyp97/claude-skill-codex - Run Codex CLI as a Claude Code skill.
  • chenhg5/cc-connect - Bridge Codex/Claude Code to 10 messaging platforms (Telegram, Slack, DingTalk, WeChat Work, LINE). No public IP required.
  • bfly123/claude_code_bridge - Real-time multi-AI collaboration: Claude, Codex, Gemini in simultaneous split-pane sessions with persistent context.
  • AgentsMesh/AgentsMesh - AI Agent Fleet Command Center. Orchestrate Codex, Claude Code, Gemini CLI, Aider from a single platform with Kanban and SSO/RBAC.
  • dsifry/metaswarm - Self-improving multi-agent orchestration: 18 agents, 13 skills, TDD enforcement, quality gates.
  • pchalasani/claude-code-tools - Practical productivity tools for Claude Code and Codex CLI: session management, terminal automation, voice integration.
  • op7418/Claude-to-IM-skill - Bridge Claude Code / Codex to IM platforms. Chat with AI coding agents from Telegram, Discord, or Feishu/Lark.
  • Leoyang183/sync-agents-settings - Sync MCP server configs from Claude Code to Gemini CLI, Codex CLI, OpenCode, Kiro, Cursor. One command, all agents.
  • oil-oil/codex - Claude Code skill for delegating coding tasks to Codex CLI.
  • josstei/maestro-orchestrate - Multi-agent orchestration platform for Gemini CLI, Claude Code, and Codex - 22 specialists, parallel subagents, persistent sessions.
  • catlog22/Claude-Code-Workflow - JSON-driven multi-agent cadence-team development framework with intelligent CLI orchestration (Gemini/Qwen/Codex).

Monitoring & Analytics

  • graykode/abtop - Like htop but for AI coding agents. Monitor Claude Code and Codex CLI sessions, tokens, context window, rate limits in real-time.
  • fahd09/watchtower - Monitor, inspect, and debug all API traffic between AI coding agents and their APIs with a real-time web dashboard.
  • NihilDigit/waybar-ai-usage - Waybar widget showing real-time Codex token usage and costs. Linux desktop integration.
  • yoavf/ai-sessions-mcp - MCP server that tracks session history, token usage, and cost across agents.
  • HizTam/codex-history-viewer - Browse and search past Codex sessions with full context.
  • steipete/CodexBar - macOS menu bar app showing usage stats for Codex, Claude, Cursor, Gemini without login. On-device parsing.
  • ryoppippi/ccusage - CLI for analyzing Codex/Claude Code usage from local JSONL files. Daily/monthly reports, cost breakdown, MCP server mode.
  • junhoyeo/tokscale - CLI + TUI + web dashboard tracking token usage across 16+ AI coding platforms. Rust core, contribution graphs, leaderboard.

Docker & Sandboxing

  • Codex Universal - Official Docker base image. Pre-configured sandbox, multi-language support.
  • DeepBlueDynamics/gnosis-container - Codex CLI in Docker with 275+ MCP tools, cron/file-watcher/webhook triggers, multi-model support.
  • libops/cli-sandbox - Docker sandbox container for Claude Code, Codex, Gemini CLI, and OpenCode.
  • itscooleric/clide - Dockerized agentic terminal - Claude Code, Copilot, Codex CLI in one sandboxed container with egress firewall and web terminal.
  • monkeymonk/agentbox - Runtime manager for AI coding tools (including Codex) in isolated Docker containers - network filtering, config layering, context injection.

Account & Auth

Tutorials & Articles

Videos & Podcasts

Know a great video or podcast episode about Codex CLI? Submit it!

Comparisons

Codex CLI vs Claude Code vs Gemini CLI

Feature Codex CLI Claude Code Gemini CLI
Language Rust TypeScript Python
License Apache-2.0 Proprietary Apache-2.0
Pricing ChatGPT Pro $20/mo or API usage Max $100/mo or API usage Free (Gemini API)
Config file config.toml settings.json settings.json
Project instructions AGENTS.md CLAUDE.md GEMINI.md
Sandbox Seatbelt/Landlock/Bubblewrap macOS Seatbelt, Linux containers Docker-based
Multi-agent Built-in (6 parallel threads) Subagent spawning Limited
Skills SKILL.md files Slash-command skills N/A
Plugins .codex-plugin/ bundles N/A Extensions
Hooks Shell scripts (beta) Pre/post hooks N/A
MCP support Client + Server Client only Client only
IDE VS Code, Neovim, Emacs, Zed VS Code, JetBrains, Web VS Code
Auth ChatGPT sub or API key Anthropic API key Google account
Models GPT-5.x, o-series Claude 4.x Gemini 2.x
Non-interactive codex exec claude -p gemini exec
Context window 200k tokens 200k tokens 1M tokens
Image input Yes Yes Yes
GitHub stars Closed source
Ecosystem size Growing (plugins, skills, subagents) Mature (MCP, skills, hooks) Early (extensions)

Community

People to Follow

Codex CLI team members and frequent contributors:

Shell & Terminal

Remote Access

Contributing

Contributions welcome! Please read the contribution guidelines first.

To the extent possible under law, the authors have waived all copyright and related or neighboring rights to this work.

View this README on GitHub

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Install

npx skillfish add roggeohta/awesome-codex-cli