← Use cases · Coding agents & IDE assistants
AI agent tools for Codex CLI
Short answer: Our top pick for Codex CLI: opencodex, with the highest AgentPick Score (86/100) among tools tagged "codex-cli". Runners-up: happy (85) and agent-orchestrator (83). Compare what each does, its license and how recently it was updated below.
| # | Tool | What it does | Score | Stars | License | Updated |
|---|---|---|---|---|---|---|
| #1 | opencodex | Universal provider proxy for OpenAI Codex & Claude Code — use any LLM (Claude, Gemini, Grok, DeepSeek, Ollama…) with Codex CLI, App, SDK, and Claude C… | 86/100 | ★ 17k | MIT | 14 Oct 2026 |
| #2 | happy | Orchestrate Claude, Codex and Grok in one app. Open-source (MIT), reuses the subscriptions you already pay for. | 85/100 | ★ 24k | MIT | 14 Oct 2026 |
| #3 | agent-orchestrator | Run and supervise teams of coding agents from planning to merge. Any harness (Claude code, codex, +25 more). Desktop, web, mobile, and cloud agents. | 83/100 | ★ 13k | Apache-2.0 | 14 Oct 2026 |
| #4 | openrig | Build your own network of agents from Claude Code, Codex and Pi: persistent teams with roles, shared context and owned work. | 80/100 | ★ 7.5k | Apache-2.0 | 14 Oct 2026 |
| #5 | apm | Agent Package Manager | 76/100 | ★ 4k | MIT | 14 Oct 2026 |
| #6 | TokenTracker | Local-first AI token usage & cost tracker for 31 coding tools incl. Claude Code, Codex, Cursor, Gemini & DeepSeek Harness—with native apps. Never read… | 75/100 | ★ 2k | MIT | 14 Oct 2026 |
| #7 | obsidian-mind | A self-organizing Obsidian vault that gives AI coding agents persistent memory. | 73/100 | ★ 5.3k | MIT | 14 Oct 2026 |
| #8 | context-mode | Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platf… | 72/100 | ★ 29k | See repo | 14 Oct 2026 |
| #9 | ai-devkit | The control plane for AI coding agents. | 71/100 | ★ 1.6k | Apache-2.0 | 14 Oct 2026 |
| #10 | stop-that-shit | Stop That Shit（别再造史了）｜面向 Codex/GPT 场景的多平台 Hook + Skill Guard：拦截 AI coding agent 无需求的哈希、校验和与任务范围膨胀。 A multi-platform Hook + Skill Guard for AI coding a… | 70/100 | ★ 2.6k | MIT | 14 Oct 2026 |
| #11 | cc-safety-net | A pre-execution guard for AI coding agents. It blocks destructive Git and file system commands, plus common attempts to access sensitive files, before… | 70/100 | ★ 1.6k | MIT | 14 Oct 2026 |
| #12 | claude-real-video | Let Claude (or any LLM) actually watch a video — scene-aware, deduplicated frames + transcript, from a URL or local file. Runs locally, MIT. | 69/100 | ★ 2.2k | MIT | 8 Oct 2026 |
| #13 | claude-code-tools | Practical productivity tools for Claude Code, Codex-CLI, and similar CLI coding agents. | 69/100 | ★ 2k | MIT | 14 Oct 2026 |
| #14 | arc-kit | The Enterprise Architecture Governance Harness — strategy, architecture, delivery, and assurance using AI coding assistants | 68/100 | ★ 2.3k | See repo | 14 Oct 2026 |
| #15 | getspecstory | Install our local first extensions for your favorite AI IDE or Terminal Agent. Process your histories into reusable skills with Lore. Sync your conver… | 68/100 | ★ 1.4k | Apache-2.0 | 14 Oct 2026 |
| #16 | pilot-shell | Professional context and harness engineering for Claude Code and OpenAI Codex. Build production-grade software with spec-driven development, TDD, pers… | 67/100 | ★ 2.1k | See repo | 14 Oct 2026 |
| #17 | claude-tap | Intercept and inspect Coding Agent API traffic from Claude Code, Codex CLI, Gemini CLI, Cursor CLI, OpenCode, Kimi/Kimi Code, Pi, and Hermes in a loca… | 66/100 | ★ 3.3k | MIT | 10 Oct 2026 |
| #18 | AgentsMesh | The AI Agent Workforce Platform. Run a hundred AI coding agents across your own machines — schedule, isolate, and steer them all from one console. | 62/100 | ★ 2.4k | See repo | 23 Sept 2026 |
| #19 | golutra | Multi-agent AI orchestration platform for automation, workflows, and developer tools. Golutra transforms Codex, Claude Code, and OpenClaw into a unifi… | 61/100 | ★ 3.9k | See repo | 28 Sept 2026 |
| #20 | mcp-unity | Model Context Protocol (MCP) plugin to connect with Unity Editor — designed for Cursor, Claude Code, Codex, Windsurf and other IDEs | 59/100 | ★ 1.9k | MIT | 11 Oct 2026 |
| #21 | ralph-orchestrator | An improved implementation of the Ralph Wiggum technique for autonomous AI agent orchestration | 58/100 | ★ 3.2k | MIT | 13 Oct 2026 |
| #22 | repobrain | 🧠 RepoBrain (formerly Antigravity) — Give your repo a brain. ChatGPT for your codebase: works in Claude Code, Cursor, Codex, Windsurf & more. | 56/100 | ★ 1.3k | MIT | 13 Oct 2026 |
| #23 | cost-xray | See what Claude Code and Codex actually send to the API — and what each part costs. | 54/100 | ★ 4.9k | MIT | 14 Oct 2026 |
| #24 | godogen | Autonomous game development for Godot, Bevy, and Babylon.js with Claude Code and Codex | 48/100 | ★ 7.1k | MIT | 1 Oct 2026 |
| #25 | claude-scholar | Semi-automated research assistant for academic research and software development. Supports Claude Code, Codex CLI, Kimi Code CLI, and OpenCode across … | 47/100 | ★ 5.8k | MIT | 23 Sept 2026 |
| #26 | toad | A unified interface for AI in your terminal. | 47/100 | ★ 3.5k | AGPL-3.0 | 26 May 2026 |
| #27 | collab-public | Collaborator is a place to create with agents. | 46/100 | ★ 3.1k | See repo | 8 Aug 2026 |
| #28 | skills | Browser automation CLI built for AI agents. Break through anti-bot walls, hand off to humans across platforms when stuck. Parallel multi-task executio… | 42/100 | ★ 6.1k | MIT | 24 Aug 2026 |
| #29 | ctf-skills | Agent skills for solving CTF challenges - web exploitation, binary pwn, crypto, reverse engineering, forensics, OSINT, and more | 40/100 | ★ 3.4k | MIT | 13 Sept 2026 |
| #30 | sidekick.nvim | Your Neovim AI sidekick | 40/100 | ★ 2.8k | Apache-2.0 | 8 Sept 2026 |
Source: each project's public GitHub repository (description, stars, license, last push). Listed tools aren't tested or ranked by AgentPick.
How to choose
- Check which models and providers it supports.
- Prefer tools that show diffs and ask before running commands.
- Look for recent commits: coding agents change fast.
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