24,815 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 |
|---|---|---|---|---|
| piprail/piprail piprail.com x402 (HTTP 402 Payment Required) SDK + MCP server: let any API charge for itself and any A | 10 | Claude Code, Codex, OpenCode | 14 | 9,646 tok |
| noahain/Monoloth noahain.xyz Agent-agnostic desktop shell for CLI coding tools | 10 | Codex, OpenCode | 1 | 3,574 tok |
| PedroMosquera/squadai The agent config you can verify. Declare it once, apply it to seven agent harnesses, fail | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 41 | 893 tok |
| OmicoDev/skills | 10 | Claude Code, Codex, OpenCode | 2 | 138 tok |
| wtfzambo/pandino Reliable agentic coding. Like a Fiat Panda. | 10 | Claude Code, Codex, OpenCode | 4 | 2,223 tok |
| toejough/engram Self-correcting memory for LLM agents. A Claude Code plugin that learns from sessions, sur | 10 | Claude Code, Codex, OpenCode | 2 | 5,385 tok |
| elmochilyas/laraskills | 10 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 10 | 6,522 tok |
| linkpranay-ai/context-engineering-protocol Portable AI coding-agent skills for source-attributed, human-approved context packages. | 10 | Codex, OpenCode | 1 | 1,388 tok |
| longportapp/openapi open.longportapp.com Longport OpenAPI SDK Base. | 10 | Claude Code, Codex, OpenCode | 2 | 1,222 tok |
| mohamed-hossam1/nextjs-skills Next.js 16+ caching architecture. Applies to any App Router project regardless of domain. | 10 | Claude Code, Codex, OpenCode | 2 | 2,100 tok |
| Initsnow/bilibili-subtitle-fetch MCP server for fetching Bilibili video subtitles with language and format options. | 10 | Codex | 1 | — |
| DecisionsDev/ibm-odm-decision-mcp-server An MCP Server enabling integration with IBM Decision Server Runtime to retrieve and invoke | 10 | Codex, OpenCode | 1 | 538 tok |
| luiox/openocd-mcp mcp server for openocd | 10 | Codex, OpenCode | 1 | 1,261 tok |
| scidonia/rocq-piler MCP server for Coq LSP | 10 | Codex, OpenCode | 1 | 706 tok |
| eriknewton/sanctuary-framework sanctuaryprotocol.ai Open source security for AI agents: an OS-enforced egress wall on macOS, and on Ubuntu 24. | 10 | Claude Code, Codex, OpenCode | 2 | 6,599 tok |
| xgre1/troth troth.one An AI partner whose memory lives on your machine, not in a vendor account. Swap the model, | 10 | Claude Code, Codex, OpenCode | 2 | 1,110 tok |
| adhocteam/recreation-mcp-server adhocteam.github.io An MCP server in Go that enables LLMs to discover and learn about recreation opportunities | 10 | Codex, OpenCode | 1 | 2,464 tok |
| ProjectAtlantis-dev/atlantis-mcp-server projectatlantis.ai Multix virtual filesystem node, MCP-compatible, really just a glorified function container | 10 | Claude Code, Codex, OpenCode, Windsurf | 3 | 548 tok |
| ValentinAvramko/editorial-skill-for-natural-russian-business-writing An editorial tool for natural business writing in Russian without AI-sounding language, bu | 10 | Codex, OpenCode | 1 | 348 tok |
| Kaguara/emerging-market-skills Agent skills for building software that works on the other five billion phones. | 10 | Codex, OpenCode | 1 | 2,492 tok |
| Hhhkarimi/repo2skill repo2skill.vercel.app Turn any public GitHub repository into professional, repository-native Agent Skills for Ch | 10 | Codex, OpenCode | 1 | 150 tok |
| qingye-lab/rootloom qingye-lab.github.io Inspectable engineering workflows for OpenAI Codex. | 10 | Codex, OpenCode | 1 | 337 tok |
| netresearch/github-project-skill Agent Skill for GitHub repository setup and platform-specific features | Claude Code compa | 10 | Codex, OpenCode | 1 | 963 tok |
| littlewindy123/lianhuanhua-skills Comic short-video Codex Skill: token-saving prompt pack, external/built-in image generatio | 10 | Codex, OpenCode | 1 | 249 tok |
| deepshal99/notch-so-good notchsogood.com The world's smallest coworker lives in your Mac's notch. Peek, a tiny 3D character, watche | 10 | Claude Code, Codex, OpenCode | 2 | 1,747 tok |
| frangelbarrera/agentic-harness pypi.org Open-source Python agent harness for auditable, cost-controlled LLM workflows with YAML pl | 10 | Claude Code, Codex, OpenCode | 2 | 1,806 tok |
| katalon-labs/true-skills katalon.com Agent-neutral AI testing skills for Katalon True Platform: 18 skills covering the full tes | 10 | Codex, GitHub Copilot, Kiro, OpenCode | 21 | 68,208 tok |
| Smeldr/core smeldr.dev Keeps decisions coherent when people and AI agents move fast. A searchable graph of your d | 10 | Claude Code, Codex, OpenCode | 3 | 54,213 tok |
| ivo-toby/postgram postgram.dev Self-hosted knowledge for humans and agents. | 10 | Claude Code, Codex, OpenCode | 11 | 1,132 tok |
| sandraschi/resonite-mcp FastMCP server for natural language control of Resonite social VR platform.. with webapp a | 10 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 8 | 1,497 tok |
| AtharvaMaik/PromptQueue Dependency-free prompt scheduler for AI rate-limit resets. Queue prompts for Claude, Codex | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 597 tok |
| pylit-ai/opendream pylit.ai Local-first memory and dreaming automation for agents. | 10 | Codex, OpenCode | 1 | 446 tok |
| raunakkathuria/buildwright Approve intent, ship autonomously. Agent-first autonomous development workflow for Claude | 10 | Claude Code, Codex, OpenCode | 2 | 108 tok |
| beadnall/codemap A Claude skill that turns a codebase into an explorable isometric diagram, with real data | 10 | Codex, GitHub Copilot, OpenCode | 2 | 1,072 tok |
| microsoft/AKS-Lab-GitHubCopilot ZavaShop multi-agent retail demo on AKS + ACA. Specs, MCP servers, agents, tests, Bicep/He | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 16 | 4,662 tok |
| cyanheads/pixoo-mcp-server npmjs.com Render and push styled pixel art, text, dashboards, and animations to Divoom Pixoo LED dis | 10 | Claude Code, Codex, OpenCode | 2 | 16,588 tok |
| aplaceforallmystuff/mcp-threatintel MCP server for unified threat intelligence - AlienVault OTX, AbuseIPDB, GreyNoise, and abu | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 538 tok |
| rokasklive/opengrok-go-mcp opengrok MCP but in Go | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 35 | 2,055 tok |
| fulcradynamics/fulcra-context-mcp Fulcra MCP Server | 10 | Codex, OpenCode | 1 | 4,713 tok |
| austin-starks/nexustrade-ts nexustrade.io Typed TypeScript SDK for NexusTrade portfolio authoring, backtesting, and optimization | 10 | Claude Code, Codex, OpenCode | 2 | 4,119 tok |
| luyangkk/trae-superpowers Install obra/superpowers skills into the Trae IDE, activated from the first message via Us | 10 | Claude Code, Codex, OpenCode | 2 | 1,760 tok |
| PBNZ/newton-skill newton.mystuffonline.org A Claude skill that turns Claude into a rigorous reasoning and sparring partner — honest e | 10 | Codex, OpenCode | 1 | 184 tok |
| Bannovich/arabic-word-production Deterministic Agent Skill and plugin for Arabic-first and bilingual Microsoft Word DOCX pr | 10 | Codex, OpenCode | 1 | 220 tok |
| Mozurok/fhorja.dev fhorja.dev A workflow operating system for AI-assisted engineering. Task state, decisions, and plans | 10 | Claude Code, Codex, OpenCode | 5 | 2,283 tok |
| stepanov1975/hermes-local-knowledge Hermes Agent plugin for local knowledge search and artifact routing—find the right skill, | 10 | Codex, OpenCode | 1 | 1,869 tok |
| hutzelmann/thesis-proposal-skills skills.sh Write a convincing thesis proposal with support from AI | 10 | Claude Code, Codex, OpenCode | 3 | 7,245 tok |
| rogerdigital/vault-inspector community.obsidian.md An Obsidian vault health checker for finding broken links, orphan attachments, duplicate f | 10 | Claude Code, Codex, OpenCode | 2 | 2,410 tok |
| happy520ai/unified-ai-system happy520ai.github.io Self-hosted model routing gateway and agent control plane for OpenAI, Anthropic, Gemini an | 10 | Codex, OpenCode | 1 | 1,642 tok |
| yu-iskw/github-project-skills Specialized Agent Skills to automate GitHub workflows using the GitHub CLI | 10 | Claude Code, Codex, OpenCode | 2 | 822 tok |
| LEO001020/codex-loop-orchestra A control loop that turns Codex subagents into a continuously refilled engineering team—wi | 10 | Claude Code, Codex, OpenCode | 1 | 2,189 tok |