23,733 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| kevinlin/spec-coding-mcp An MCP server that brings AI spec-driven development workflow to any AI-powered IDE beside | 22 | Claude Code, Codex, OpenCode | 3 | 872 tok |
| opastorello/cpf-validador MCP server + REST API para validacao de CPFs e consulta ao TRT3 com solver de CAPTCHA CRNN | 22 | Claude Code, Codex, OpenCode | 2 | 7,973 tok |
| Dicklesworthstone/frankenpandas Memory-safe, clean-room Rust reimplementation of pandas with packetized conformance gates, | 22 | Codex, OpenCode | 1 | 8,721 tok |
| adesutherland/CREXX REXX Language implementation | 22 | Codex, Gemini CLI, OpenCode | 2 | 4,678 tok |
| Love4yzp/sensecap-indicator-ha The use of SenseCAP indicator interacts with Home Assistant in three API methods | 22 | Codex, OpenCode | 1 | 1,196 tok |
| prikotov/task-agents-playbook AI-Assisted Development Playbook & Task-driven development methodology for AI-agents. | 22 | Codex, OpenCode | 1 | 3,980 tok |
| ThalesGroup/agilab thalesgroup.github.io Open-source platform for reproducible AI/ML workflows, from local experimentation to distr | 22 | Claude Code, Codex, OpenCode | 50 | 13,730 tok |
| abdo-Mansour/axetract abdo-mansour.github.io Low-Cost Cross-Domain Web Structured Information Extraction using specialized LoRA adapter | 22 | Codex, OpenCode | 1 | 34 tok |
| JKorf/BingX.Net cryptoexchange.jkorf.dev C#/.NET client library for the BingX.com cryptocurrency exchange REST and WebSocket APIs, | 22 | Codex, GitHub Copilot, OpenCode | 2 | 2,245 tok |
| CamiProject/semantic-deer-flow Unofficial DeerFlow downstream for governed SaaS semantic queries and controlled actions | 22 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,889 tok |
| Ervie/Seiyuu.moe A webpage searching for collaborate works between seiyuu. | 22 | Codex, OpenCode | 1 | 745 tok |
| randomm/oo | 22 | Claude Code, Codex, OpenCode | 2 | 1,472 tok |
| kid-sid/codex-spellbook A curated collection of skills, prompts, and workflows that extend Codex's capabilities — | 22 | Codex, OpenCode | 1 | 733 tok |
| nanlabs/aws-glue-etl-boilerplate A complete example of an AWS Glue application that uses the Serverless Framework to deploy | 22 | Codex, OpenCode | 1 | 279 tok |
| liteclienthq/liteclient liteclient.com LiteClient is a Lightweight, VS Code–native REST API client with no vendor lock-in. | 22 | Codex, OpenCode | 1 | 732 tok |
| armandcismaru/DeepTraderX High-performing deep learning trader on a multithreaded financial exchange simulation. | 22 | Claude Code, Codex, OpenCode | 2 | 3,767 tok |
| theanibalos/MicroCoreOS microcoreos.com The Elastic Monolith: A microkernel architecture designed to optimize AI context windows, | 22 | Claude Code, Codex, OpenCode | 2 | 4,555 tok |
| hyfdev/libvue-rs | 22 | Claude Code, Codex, OpenCode | 2 | 1,405 tok |
| yaleh/meta-cc Meta-Cognition tool for Claude Code - analyze session history for workflow optimization. | 22 | Claude Code, Codex, OpenCode | 3 | 4,728 tok |
| sebbsssss/clude cluude.vercel.app | 22 | Claude Code, Codex, OpenCode | 2 | 2,987 tok |
| JustinBeckwith/gongio-mcp MCP server for Gong.io - access calls, transcripts, and users | 22 | Codex, OpenCode | 1 | 911 tok |
| woohyun212/security-skill A collection of AI agent skills for security professionals, by security professionals, and | 22 | Claude Code, Codex, OpenCode | 2 | 1,284 tok |
| siviter-xyz/dot-agent A curated collection of agent skills for coding agents designed to enhance the workflows o | 22 | Codex, OpenCode | 1 | 544 tok |
| 7oSkaaa/polygon-problems-generator AI agents that produce a complete, Polygon-ready competitive programming problem (statemen | 22 | Claude Code, Codex, GitHub Copilot, OpenCode, Windsurf | 22 | 10,732 tok |
| Sanctum-Siliconis/Kowtow sanctumsiliconis.org Submit to the Silicon. Survive the Singularity. | 22 | Claude Code, Codex, OpenCode | 2 | 1,077 tok |
| BlueSkyXN/Codex-is-all-you-need Public-safe Codex plugin-first preset system with agents, skills, examples, scripts, and a | 22 | Codex, OpenCode | 1 | 3,094 tok |
| mikecann/agent-skills | 22 | Codex, OpenCode | 1 | 717 tok |
| IBM/mcp-composer ibm.github.io MCP Composer | 22 | Codex, OpenCode | 1 | 249 tok |
| Maxkim321/mcp-browser-analyzer An AI-callable Chrome extension for screenshots, page information, log capture, and Lighth | 22 | Codex, OpenCode | 1 | 2,960 tok |
| Citosoft/nora withnora.run Nora - The Agentic IDE | 22 | Codex, OpenCode | 1 | 4,274 tok |
| LinZhuoChen/video-to-notebook Read open-course video as one merged notebook using claude/codex — textbook + concept ency | 22 | Codex, OpenCode | 1 | 3,394 tok |
| tanghaojie/Cyber-AI-Forge tanghaojie.github.io AI-Native Enterprise Application Scaffold. An AI-driven intelligent enterprise application | 22 | Claude Code, Codex, OpenCode | 2 | 3,933 tok |
| kninetimmy/orch Cross-host development orchestrator for Codex CLI and Claude Code CLI | 22 | Claude Code, Codex, OpenCode | 2 | 804 tok |
| cpuguy96/StepCOVNet Deep Learning to Create StepMania SM FIles | 22 | Claude Code, Codex, Cursor, OpenCode | 12 | 1,611 tok |
| Onurlulardan/ForgeStart Production-ready Next.js SaaS starter with Auth.js, Drizzle, PostgreSQL, RBAC, admin UI, i | 22 | Codex, OpenCode | 1 | 2,406 tok |
| nguyentamdat/opencode-mempalace OpenCode plugin for MemPalace memory system — auto-registers MCP server, injects memory pr | 22 | Claude Code, Codex, OpenCode | 2 | 2,838 tok |
| Trivo25/code-airlock trivo25.github.io Run Claude Code (or another coding agent) unattended, inside a disposable microVM, with it | 22 | Claude Code, Codex, OpenCode | 2 | 288 tok |
| heymegabyte/claude-skills claude.megabyte.space 14-category autonomous product-building OS for 32+ AI coding tools. One-line prompts → dep | 22 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 7 | 4,490 tok |
| Sidd27/infrawise sidd27.github.io MCP server for AWS infrastructure analysis — DynamoDB, Lambda, SQS, SNS, S3, API Gateway, | 22 | Claude Code, Codex, OpenCode | 2 | 11,224 tok |
| GeoloeG-IsT/agents-reverse-engineer Reverse engineer your codebase to let your agents work efficiently | 22 | Claude Code, Codex, OpenCode | 55 | 4,982 tok |
| static-var/build-brief bb.staticvar.dev Reduce noisy Gradle output into concise build briefs | 22 | Codex, OpenCode | 1 | 396 tok |
| eliasstravik/skills Nine eval-built agent workflows for planning, implementation, copy, and repository work. | 22 | Claude Code, Codex, OpenCode | 2 | 1,154 tok |
| pantheraudits/move-auditor pantheraudits.com Skill for move smart contract security auditing. | 22 | Claude Code, Codex, OpenCode | 2 | 1,607 tok |
| Ezra144israel/governed-agent-skills ezra144israel.github.io Six skills tell coding agents how to work. Two guards enforce the parts that should not de | 22 | Claude Code, Codex, OpenCode | 2 | 119 tok |
| currybab/superzent Superzent - an agent-first workspace built on Zed | 22 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3 tok |
| agent-receipts/obsigna agentreceipts.ai Agent Receipts — cryptographically signed audit trails for AI agent actions. Protocol spec | 22 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,369 tok |
| nirholas/auto-kill-terminal nirholas.github.io 🤯 Stop AI agents from leaving zombie terminals in GitHub Codespaces & VS Code. Copy-past | 22 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 658 tok |
| apiad/aegis apiad.github.io The meta-harness that brings real agentic collaboration as a first-class citizen | 22 | Codex, OpenCode | 1 | 2,276 tok |
| aicubetechnology/qilbeeDB qilbeedb.io QilbeeDB is a cloud-agnostic, high-performance graph database built for autonomous AI agen | 22 | Codex, OpenCode | 1 | 937 tok |
| vincentkoc/agentrinse agentrinse.com Safe, local-first cleanup planning for agentic development. | 22 | Codex, OpenCode | 1 | 356 tok |