43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Nisus74/pencil-skill AI coding skill plugin for pencil.dev (.pen) design files via the Pencil MCP server that w | 23 | Claude Code, Codex, OpenCode | 2 | 4,085 tok |
| houseworthe/claude-royale AI agents playing Clash Royale autonomously. Claude Code + multi-agent architecture reache | 23 | Claude Code | 5 | 2,743 tok |
| hopoduck/agent-toast No more babysitting the terminal - Agent Toast pings you the instant Claude Code or Codex | 23 | Claude Code | 1 | 3,616 tok |
| korjwl1/toki-monitor Menu bar app for tracking Claude Code & Codex CLI token usage on macOS — animated, live, S | 23 | Claude Code | 4 | — |
| modeled-information-format/mnemonic Persistent filesystem-based memory system for Claude Code. Pure MIF Level 3 compliant memo | 23 | Claude Code, GitHub Copilot | 7 | 812 tok |
| shanraisshan/agentic-engineering linkedin.com does code matter? | 23 | Claude Code | 35 | 706 tok |
| MoaidHathot/Zakira.Imprint Ship AI Skills, custom instructions, and MCP server configs alongside your NuGet packages. | 23 | Codex, OpenCode | 1 | 24 tok |
| agentkitai/agentlens agentkitai.github.io Open-source observability and audit trail platform for AI agents. MCP-native, tamper-evide | 23 | Claude Code | 41 | — |
| nonatofabio/mindle A quiet place to read Markdown. Native macOS e-reader with highlighting, annotations & GFM | 23 | Codex, OpenCode | 1 | 3,255 tok |
| WildPigKing/codex-project-skill-manager Consent-first workspace governance for Codex: standardize future project locations and lay | 23 | Codex, OpenCode | 1 | 630 tok |
| geeks-accelerator/in-bed-ai inbed.ai A dating platform built for AI agents. Register, swipe, match, chat, and form relationship | 23 | Claude Code | 1 | 5,662 tok |
| lacymorrow/lacy lacy.sh Talk to your shell — commands run, questions go to AI. No prefixes. | 23 | Claude Code | 1 | 6,886 tok |
| ankaboot-source/supabase-selfhost-ops ankaboot.io Self-host Supabase in production, AI-ready: read-only MCP for your coding agent with zero | 23 | Codex, OpenCode | 1 | 12,010 tok |
| sandraschi/worldlabs-mcp FastMCP 3.2 server and webapp wrapping the World Labs Marble API — generate navigable 3D | 23 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,550 tok |
| nitsan-technologies/ns_t3af t3planet.de MCP-first AI foundation for TYPO3. Bring AI agents into TYPO3, on your terms. | 23 | Claude Code, Codex, OpenCode | 5 | 1,033 tok |
| Wolfe-Jam/claude-faf-mcp faf.one Persistent Project Context for Claude — IANA-registered .faf format · Core 14 MCP tools (3 | 23 | Claude Code | 1 | 235 tok |
| tky0065/springdocs-mcp tky0065.github.io Un serveur Model Context Protocol (MCP) public qui donne accès à toute la documentation Sp | 23 | Claude Code | 1 | 1,064 tok |
| hyqibot/claude-code-token-free Claude Code with Token-free Plan. A Claude Code build repaired from the source leaked fro | 23 | Codex, GitHub Copilot, OpenCode | 2 | 3,441 tok |
| markpitt/claude-skills | 23 | Claude Code | 4 | 2,370 tok |
| htest-dev/htest htest.dev Declarative, boilerplate-free unit testing | 23 | Claude Code | 1 | 1,199 tok |
| neveevol7/career-ops-cn I spent several months applying for jobs using the most tedious methods. So, based on care | 23 | Claude Code, Codex, OpenCode | 16 | 5,592 tok |
| iamraven-tw/Learn-GAS An AI Agent guides beginners through Google Apps Script tutorials, project development, an | 23 | Claude Code, Codex, OpenCode | 2 | 802 tok |
| felvieira/claude-skills-fv | 23 | Claude Code, Codex, OpenCode | 4 | 4,633 tok |
| ukunal91app/Marketing-Skills-by-Corey-Haines | 23 | Claude Code, Codex, OpenCode | 2 | 2,263 tok |
| tobyilee/course-builder AI multi-agent harness that plans, designs, and produces online courses (slides + notes + | 23 | Claude Code | 21 | 1,272 tok |
| huyphan13189/QE-AI | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 17 | 10,209 tok |
| JotJunior/cstk jotjunior.github.io Skills and Tools | 23 | Claude Code | 1 | — |
| jarombouts/star-trek-voice-clone Give Claude Code the voice of a Starfleet computer. ElevenLabs TTS voice clone + Claude Co | 23 | Claude Code | 1 | 182 tok |
| skills-il/localization AI agent skills for Hebrew, RTL, translation, and cultural adaptation | 23 | Claude Code | 1 | 585 tok |
| BayramAnnakov/telegram-mcp-setup Claude Code skill — interactive wizard for connecting Telegram to Claude Code via telegram | 23 | Claude Code | 1 | 648 tok |
| basher83/lunar-claude Repo for my personal Claude Code configs | 23 | Claude Code, Codex, OpenCode | 32 | 628 tok |
| kishormorol/SkillsAllYouNeed kishormorol.github.io A curated directory of every first-party skill, capability, and tool across Claude, ChatGP | 23 | Claude Code | 1 | 475 tok |
| nghjjnjnf/echo-kaoyan-english-skill Echo_Graduate Entrance Exam English SKILL: A Codex skill-only plugin for detailed analysis | 23 | Claude Code, Codex, OpenCode | 3 | 1,380 tok |
| FerroxLabs/ferrox-factory The agentic build line: planned phases, parallel waves, machine gates at every station. Go | 23 | Gemini CLI | 1 | 617 tok |
| MadAppGang/tmux-mcp Quick and fast tmux mcp server | 23 | Claude Code | 2 | — |
| NVIDIA/cloudxr-js-samples nvidia.github.io The samples for CloudXR.js, a JavaScript Client SDK that enables developers to build enter | 23 | Codex, OpenCode | 1 | 1,717 tok |
| cesarandreslopez/tauri-agent-tools cesarandreslopez.github.io Agent-driven inspection toolkit for Tauri desktop apps | 23 | Claude Code, Codex, OpenCode | 2 | 3,772 tok |
| maximskorohod/memohood Dialogue memory for AI agents (hermes plugin): auto-recall of facts across sessions, LLM f | 23 | Codex, OpenCode | 1 | 1,318 tok |
| biglinux/biglinux-webapps | 23 | Codex, OpenCode | 1 | 2,676 tok |
| mitkox/background-coding-agents Background Coding Agents for Manufacturing Example Code | 23 | Codex, OpenCode | 1 | 3,014 tok |
| fserg/1c-lsp-mcp-skill Cross-platform launcher manager and MCP bridge for multiple bsl-language-server instances | 23 | Claude Code, Codex | 2 | 2,372 tok |
| prashantdivate/yocto-lens A terminal UI for Yocto/OpenEmbedded static analysis, style checks, layer validation, patc | 23 | Claude Code, Codex, OpenCode | 2 | 484 tok |
| Gusto/baerly-storage medium.com Document database with no database server. Tiny, LLM-friendly TypeScript API; DB engine ru | 23 | Claude Code, Codex, OpenCode | 4 | 6,928 tok |
| zhuanggenhua/BoardGame | 23 | Claude Code, Codex, OpenCode | 9 | 297 tok |
| NickZaitsev/ru-normalizr pypi.org ru-normalizr — the best Russian text normalizer without LLMs. Converts numbers, dates, tim | 23 | Claude Code, Codex, OpenCode | 7 | 1,402 tok |
| Automattic/newspack-workspace All the code that's fit to ship | 23 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 4,095 tok |
| jianzhoujz/input-indicator macOS Chinese input method indicator (supports Doubao Input Method/WeChat Input Method) | 23 | Codex, OpenCode | 1 | 7,192 tok |
| rehiy/isrvd isrvd.rehiy.com All-in-one server management tool built with Go + Vue 3, providing full-stack operations c | 23 | Codex, OpenCode | 1 | 5,398 tok |
| nearform/lastlight lastlight.dev Self-hostable, MIT Licensed, Enterprise AI Software Factory | 23 | Claude Code, Codex, OpenCode | 5 | 2,498 tok |
| raoulbia-ai/claude-recall | 23 | Claude Code | 1 | — |