Ranked stack board
CodexThe board builders scan before they commit to this stack.
OpenAI’s open-source coding agent
OpenAI Codex CLI is an open-source coding agent. Explore tools, extensions, and integrations built for the Codex ecosystem.
4 featured picks77 builds with real repo pull2 live lanes to scan
302Tracked Builds
428kRepo Stars
2Builder Lanes
Fastest Way Into Codex
1. Install
npm install -g @openai/codexRequires Node.js 22+. Works on macOS, Linux, and WSL.
2. Run
cd your-project && codexOpens an interactive session. Codex reads your codebase and suggests changes.
3. Configure
Set your OpenAI API key, choose a model, and configure sandboxing preferences in ~/.codex/config.yaml.
Where Codex is winning
The strongest lanes in this ecosystem, ranked by visible public proof.
Lead builds
65k ★Coding Agents
1 tracked builds
Codex board
(33)Filter the ranked board by type, timing, and proof signal.
33 signals found
AgentAgent Frameworks
The best agent harness.
Stack favorite11k repo stars1061 builder votes
Go, TypeScript, Claude
Stack favoriteReal repo gravity. Builders already treat this as a serious reference point.
CodexGo, TypeScript, Claude
The best agent harness.
Agent
A research agent system deeply rooted in your Zotero library.
Stack favorite2.2k repo stars218 builder votes
Stack favoriteReal repo gravity. Builders already treat this as a serious reference point.
Codex
A research agent system deeply rooted in your Zotero library.
Agent
The open-source alternative to vibe-island, designed for heavy code agent users, supporting cc/codex/opencode, termin...
Stack favorite1.6k repo stars480 builder votes
Stack favoriteReal repo gravity. Builders already treat this as a serious reference point.
Codex
The open-source alternative to vibe-island, designed for heavy code agent users, supporting cc/codex/opencode, terminal/ghostty/cmux/kaku/iterm. 开源的vibe-island替代品，为重度code agent用户设计，支持cc/codex/opencode, terminal/ghostty/cmux/kaku/iterm. An open-source agent for the AI coding ecosystem.
Agent
Private control plane for AI agents
Builder signal900 repo stars90 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Private control plane for AI agents
Agent
Read it. See it. Get it. Built at GDG AI Hack Milan 2026 for "Learn Different" track.
Builder signal850 repo stars85 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Read it. See it. Get it. Built at GDG AI Hack Milan 2026 for "Learn Different" track.
Agent
Private Agent Fleet with Spec Coding. Each agent gets their own GPU-accelerated desktop. Run Claude, Codex, Gemini...
Builder signal788 repo stars79 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Private Agent Fleet with Spec Coding. Each agent gets their own GPU-accelerated desktop. Run Claude, Codex, Gemini and open models on a full private AI Stack
Agent
The open source Unity Dev Agent
Builder signal541 repo stars54 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
The open source Unity Dev Agent
Agent
A Desktop Application for Managing Multiple OpenAI Codex CLI Accounts
Builder signal497 repo stars50 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
A Desktop Application for Managing Multiple OpenAI Codex CLI Accounts
Agent
Put the world's smartest AI agents & plugins in your pocket
Builder signal286 repo stars29 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Put the world's smartest AI agents & plugins in your pocket
Agent
Turn Codex into your investment workflow team
Builder signal273 repo stars27 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Turn Codex into your investment workflow team
Agent
Control any coding agent on any device — from your phone.
Builder signal261 repo stars26 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Control any coding agent on any device — from your phone.
Agent
Smart Factory LLM Routing & OAuth Gateway Plugin 2026
Builder signal151 repo stars15 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Smart Factory LLM Routing & OAuth Gateway Plugin 2026
Agent
Independently installable Pi Coding Agent extensions for AI coding workflows: LSP diagnostics/code actions for TypeSc...
Builder signal139 repo stars14 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
Independently installable Pi Coding Agent extensions for AI coding workflows: LSP diagnostics/code actions for TypeScript, JavaScript, Python and more, Chrome DevTools automation, Firecrawl web scraping, Google GenAI/Gemini grounding, Codex tools, statuslines, subagents, and S3/R2 sync.
Agent
A codebase wiki for AI coding agents. Captures what the code can't say: decisions, flows, invariants, gotchas.
Builder signal133 repo stars13 builder votes
Builder signalGetting enough attention to influence how people assemble their stack.
Codex
A codebase wiki for AI coding agents. Captures what the code can't say: decisions, flows, invariants, gotchas.
Agent
Codex IDE integration for Emacs
Rising build72 repo stars7 builder votes
Rising buildEarly proof is forming around this project before it turns obvious.
Codex
Codex IDE integration for Emacs
Agent
PawWork — free, open-source desktop AI agent for macOS and Windows. Alternative to Codex App and Claude Cowork. BYOK...
Rising build69 repo stars7 builder votes
Rising buildEarly proof is forming around this project before it turns obvious.
Codex
PawWork — free, open-source desktop AI agent for macOS and Windows. Alternative to Codex App and Claude Cowork. BYOK with 75+ providers, ChatGPT OAuth, local models, Office files. No terminal needed.
Agent
Multi-platform agentic AI harness — runs on Telegram, Discord, Teams & Terminal with a pluggable backend (Claude,...
Rising build63 repo stars6 builder votes
Rising buildEarly proof is forming around this project before it turns obvious.
Codex
Multi-platform agentic AI harness — runs on Telegram, Discord, Teams & Terminal with a pluggable backend (Claude, Kilo, OpenCode, Codex, OpenAI Agents), full MCP tool access, and persistent background agents (Goals, Heartbeat, Dream).
Agent
Ripple is a Codex-powered agent workspace for sessions, files, connectors, automations, and multi-platform clients.
Early signal24 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Ripple is a Codex-powered agent workspace for sessions, files, connectors, automations, and multi-platform clients.
Agent
A visual, editable context management panel for Codex. AI edit AI's context with surgical precision, giving you more...
Early signal23 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
A visual, editable context management panel for Codex. AI edit AI's context with surgical precision, giving you more control and freedom over what Codex sees.
Agent
Run many Codex & Claude agents in parallel without them overwriting each other. Isolated worktrees, file locks, PR-on...
Early signal22 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Run many Codex & Claude agents in parallel without them overwriting each other. Isolated worktrees, file locks, PR-only merges. Auto-wires Oh My Codex, Oh My Claude, OpenSpec, and Caveman in every worktree.
Agent
Meta/MFH/Orchestra OS with Mimesis Engineering loops, evidence gates, and Claude/Codex-ready OpenClaude runtime routes
Early signal21 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Meta/MFH/Orchestra OS with Mimesis Engineering loops, evidence gates, and Claude/Codex-ready OpenClaude runtime routes
Windows-first local MCP stdio server and safety bridge for AI agents connecting to ComfyUI, Blender, AutoCAD/DXF, Pho...
Early signal18 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Windows-first local MCP stdio server and safety bridge for AI agents connecting to ComfyUI, Blender, AutoCAD/DXF, Photoshop, Illustrator, and CapCut/Jianying.
Agent
Chat with local coding agents through White Noise. agentnoise is a native desktop helper for using a phone running Wh...
Early signal18 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Chat with local coding agents through White Noise. agentnoise is a native desktop helper for using a phone running White Noise as the control surface for local Codex and Claude sessions. It is intentionally Rust-first and keeps Node/npm/bun out of the trusted bridge path.
Agent
Cross-vendor agent-to-agent protocol — Claude, Codex, and Gemini communicate via file-based P2P messaging.
Early signal18 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Cross-vendor agent-to-agent protocol — Claude, Codex, and Gemini communicate via file-based P2P messaging.
Agent
Athena is a desktop control surface for AI coding agents with shared project context. Built with Electron, React, and...
Early signal16 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Athena is a desktop control surface for AI coding agents with shared project context. Built with Electron, React, and FastAPI, it embeds native terminals for Codex, OpenCode, Claude, and Hermes with Hermes memory integration. Features MCP bridge for cross-platform workspace control, embedded PTY terminals, native session discovery, and more.
Quality-per-token GPT-5.6 Sol, Terra, and Luna model router for Codex, Work, CLI, and subagents.
Early signal15 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Quality-per-token GPT-5.6 Sol, Terra, and Luna model router for Codex, Work, CLI, and subagents.
Agent
Local web workspace for coding agents — Claude, Codex, Gemini, and more in one inspectable, LAN-ready hub.
Early signal15 repo stars2 builder votes
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Local web workspace for coding agents — Claude, Codex, Gemini, and more in one inspectable, LAN-ready hub.
Agent
Strict local PR review agent — npx needlefish. Reviews your diff with your local CLI runner (codex/claude/opencode) a...
Early signal14 repo stars1 builder vote
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Strict local PR review agent — npx needlefish. Reviews your diff with your local CLI runner (codex/claude/opencode) and blocks on real findings.
ChatGPT Codex — cloud-based AI coding agent with sandboxed execution, multi-file editing and automated test generatio...
Early signal13 repo stars1 builder vote
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
ChatGPT Codex — cloud-based AI coding agent with sandboxed execution, multi-file editing and automated test generation for software engineering tasks.
Agent
FreeBuddy: desktop chat workspace for local CLI agents (codex / claude / opencode)
Early signal12 repo stars1 builder vote
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
FreeBuddy: desktop chat workspace for local CLI agents (codex / claude / opencode)
Agent
Nebula Nodes — local-first, BYOK node-based AI media canvas for image, video, audio, and 3D workflows, with Claude an...
Early signal12 repo stars1 builder vote
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Nebula Nodes — local-first, BYOK node-based AI media canvas for image, video, audio, and 3D workflows, with Claude and Codex agents that build graphs in plain language.
Agent
Local-first AI paper reader with vectorless PDF RAG, page/bbox citations, OCR/TSR table evidence, PDF translation, an...
Early signal12 repo stars1 builder vote
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Local-first AI paper reader with vectorless PDF RAG, page/bbox citations, OCR/TSR table evidence, PDF translation, and local Codex/Claude agents.
Agent
Remote control Codex, Claude, OpenCode and Gemini with a single UI. Give your agents a week of work, be notified when...
Early signal11 repo stars1 builder vote
Early signalNew enough that sharp builders can still get ahead of the crowd here.
Codex
Remote control Codex, Claude, OpenCode and Gemini with a single UI. Give your agents a week of work, be notified when it's done