Visible multi-agent CLI workspace for mixing Codex, Claude, Gemini, Kimi, Qwen, Cursor, Copilot, Pi, OpenCode, and other AI coding agents

The one and only agent harness for complex codebases. Project memory, planning, execution, and verified completion inside Codex.

FuXi is a fast, self-contained AI coding agent that lives in your terminal — edit code, run commands, and drive tools, with cost-aware routing across LLM providers.

👾 Open Computer Use – Open-Source Alternative to Codex Computer Use

Use ChatGPT Developer Mode as a local coding agent for your repo through MCP.

Lightweight Agent Workstation for Codex CLI + Claude Code — with task scheduler, git worktree & remote control

Token efficient Claude Code full Python rebuild. AI Coding Agent in 310K LoC Python.

A codex plugin for running optimization loops inside a codebase. It is useful when you have a measurable target and many possible changes to try: test runtime, build speed, bundle size, model loss, Lighthouse scores, memory use, query latency, or any other metric you can print from a script.

Building blocks for frontier OpenAI agents in Rust. Nanocodex empowers you with Codex-level performance anywhere.

Multi-harness control plane for Claude Code, Codex, Cursor, and OpenCode: quota-aware rotation across multiple Claude/Codex subscriptions, shared thread context, and cross-model review.

Run Claude Code dynamic workflows on a local Codex (GPT) backend, plus an interactive run viewer

Repo dependency analyzer with **blast-radius impact scoring** for AI-assisted development.

An open-source plugin that runs inside Codex and lets you use Claude Code and Claude models for review, rescue, and tracked background workflows.

Durable MCP control plane for long-running Codex Desktop tasks

Codex-first Agent Skills library for premium frontend, website, motion, accessibility, QA, and handoff workflows.

A free, open-source coding agent inside VS Code.

Claude Code skills that make Claude (Fable) the conductor of AI worker fleets: many parallel OpenAI Codex workers plus Opus design agents, organized into campaigns, waves, squads, and review gates.

Development workflows for Codex that keep technical rigor and edge-case handling from becoming product overengineering.

Paused Codex App auth-split proxy experiment; future work would need a Responses-to-Chat-Completions adapter.