24,785 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 agents8,489Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318Frontend2,308Security2,170Project management1,960
All Claude Code32,505 Codex24,785 OpenCode23,702 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,771 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Dicklesworthstone/franken_networkx Rust-backed, memory-safe NetworkX-compatible graph library: a pip-installable drop-in surf | 27 | Codex, OpenCode | 1 | 9,506 tok |
| dmmulroy/pi-mcp Pi extension for OpenCode-style MCP client support | 27 | Codex, OpenCode | 1 | 78 tok |
| lanesket/llm.log Know what you spend, see what you send. Lightweight local proxy that logs every LLM call - | 27 | Claude Code, Codex | 21 | — |
| MahammadNuriyev62/claude-code-katex marketplace.visualstudio.com VSCode extension that adds LaTeX math rendering to Claude Code using KaTeX | 27 | Claude Code, Codex, OpenCode | 2 | 5,201 tok |
| thecompez/ai-for-modern-cpp A template repository for guiding AI coding agents to write safe, modern C++20/23/26 code | 27 | Claude Code, Codex, OpenCode | 2 | 14,713 tok |
| K-Dense-AI/rowan-autosearch k-dense.ai Agent-driven molecular optimization over chemical space, using Rowan for property scoring | 27 | Codex, OpenCode | 1 | 1,763 tok |
| shawndotty/ioto-update Plugin For IOTO Framework Update | 27 | Codex, OpenCode | 1 | 5,394 tok |
| jdm4pku/RE-Skills Requirements Engineering Skills for Claude Code, Cowork, Codex, and AI agents. | 27 | Claude Code, Codex, OpenCode | 3 | 2,759 tok |
| hoangsonww/Forge-Agentic-Coding-CLI hoangsonww.github.io 🦄 Forge - a local-first, multi-agent software-engineering runtime that runs Claude Code / | 27 | Claude Code, Codex, OpenCode | 29 | 4,020 tok |
| hhtttttiger/AgentLabKit AgentLabKit — a full-stack enterprise solution for multi-agent systems, deterministic work | 27 | Claude Code, Codex, OpenCode | 2 | 865 tok |
| oceanjustinlin/qimen qimendao.com AI-based Qimen Dunjia online chart generation, situation analysis, conclusion analysis, an | 27 | Claude Code, Codex, OpenCode | 9 | 76 tok |
| uetzel/AutoADHD | 27 | Claude Code, Codex, OpenCode | 4 | 5,454 tok |
| Italian-Builders-Org/magistra Open-source Italian legal platform | 27 | Claude Code, Codex, OpenCode | 3 | 1,925 tok |
| axot/OpenSuperMLX macOS app for real-time audio transcription powered by MLX on Apple Silicon | 27 | Claude Code, Codex, OpenCode | 2 | 7,157 tok |
| sourceant/sourceant sourceant.ai Persistent memory for AI coding agents: decisions, rules, API contracts, and system topolo | 27 | Codex, OpenCode | 1 | 142 tok |
| stevengonsalvez/agents-in-a-box stevengonsalvez.github.io context engineering for agentic coding | 27 | Claude Code, Codex, OpenCode | 6 | 729 tok |
| asyncswap/solidity-language-server solidity-language-server-docs.pages.dev A fast Solidity language server powered by solc and foundry. | 27 | Codex, OpenCode | 1 | 3,184 tok |
| ctxpipe-ai/ctxpipe ctxpipe.ai Git-backed context for coding agents. Your code, tickets, docs and incidents become Markdo | 27 | Claude Code, Codex, OpenCode | 67 | 6,261 tok |
| hong-kailin/OpenCodeFromScratch A line-by-line recreation of the open-source AI coding agent opencode, evolving from a min | 27 | Codex, OpenCode | 1 | 3,661 tok |
| Fantety/next-engine nextengine.net Next Engine – Multi-platform 2D and 3D game engine with AI | 27 | Codex, OpenCode | 1 | 314 tok |
| salesforce-ux/design-system-2-starter-kit salesforce-ux.github.io | 27 | Claude Code, Codex, OpenCode | 4 | 1,523 tok |
| itsab1989/ChromIQ itsab1989.github.io GUI for RGB printer ICC profiling — guided 5-step ArgyllCMS workflow, 3D gamut viewer, qua | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 12,732 tok |
| birgitta410/sensors-cli | 27 | Claude Code, Codex, OpenCode | 8 | 142 tok |
| krzysztofsurdy/code-virtuoso Skills, sub-agents, and playbooks for Claude Code, Cursor, and any Agent Skills-compatible | 27 | Claude Code, Codex, OpenCode | 2 | 5,711 tok |
| kombohq/company-brain Template for creating a long-term sync hub that checks your company's data sources into Gi | 27 | Claude Code, Codex, OpenCode | 2 | 386 tok |
| mtbun/storeshots-mcp npmjs.com Store-ready App Store & Google Play screenshots from any MCP client. Device frames, benefi | 27 | Claude Code, Codex, OpenCode | 2 | 1,916 tok |
| fawdyinc/shellguard MCP server that gives LLM agents read-only shell access over SSH. Powers Fawdy (fawdy.com) | 27 | Codex, OpenCode | 1 | 1,616 tok |
| nokkies/ModbusForge ModbusForge — .NET 8 Avalonia Modbus TCP/RTU/ASCII client/server with simulation, trending | 27 | Claude Code, Codex, OpenCode | 2 | 1,115 tok |
| rustfs/launcher rustfs cross-platform launcher | 27 | Codex, Gemini CLI, OpenCode | 2 | 1,326 tok |
| worlyung/exegete Hallucination-resistant Bible exegesis for Claude — Greek, Hebrew, English & Korean. 4-sta | 27 | Claude Code, Codex, OpenCode | 2 | 7,411 tok |
| coyaSONG/youtube-mcp-server smithery.ai Citation-ready YouTube research for AI agents — transcript search, exact timestamp links, | 27 | Claude Code, Codex, OpenCode | 2 | 1,611 tok |
| eigent-ai/agent-skills eigent.ai Open-Source Cowork Agent Skills Collection | High Quality for Exceptional Productivity | 27 | Claude Code, Codex, OpenCode | 2 | 3,587 tok |
| Kminer2053/demo-video-skill Demo videos created by coding agents — properly showcase your vibe coding results. | 27 | Codex, GitHub Copilot, OpenCode | 2 | 1,441 tok |
| martinholovsky/SOTA-skills probably.group Engineering best practices that AI coding agents actually apply — 40+ skills, from secure | 27 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,222 tok |
| cq27-dev/rag-rat rag-rat.cq27.dev Local repo-intelligence index + MCP server: semantic search, symbol/graph navigation, impa | 27 | Claude Code, Codex, OpenCode | 7 | 3,033 tok |
| daften/fireflyiii-mcp daften.github.io Connect any MCP client to Firefly III — 140 tools via stdio (PAT) or HTTP (OAuth | 27 | Claude Code, Codex, OpenCode | 3 | 13,674 tok |
| vermont42/iOS-Design-Agent-Skill This is a design-critique skill and plugin that allows coding agents to apply rigorous aes | 27 | Codex, OpenCode | 1 | 151 tok |
| deepgram/skills | 27 | Codex, OpenCode | 1 | 1,592 tok |
| Embassy-of-the-Free-Mind/sourcelibrary-v2 sourcelibrary.org The world's largest library of translated ancient texts. AI-powered OCR and translation of | 27 | Claude Code, Codex, OpenCode | 5 | 10,593 tok |
| linxumoney/cn-ads-skills 🇨🇳 Advertising skills library for AI Agents targeting the Chinese market | Ocean Engine | 27 | Codex, OpenCode | 1 | 513 tok |
| BofAI/mcp-server-tron bankofai.io TRON Ecosystem MCP Server | 27 | Codex, OpenCode | 1 | 1,354 tok |
| VonTerraProject501c3/slushpile An adversarial job search that gets better as it goes: pool-anchored fit scoring, a resume | 27 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 14,227 tok |
| jasonjgardner/blockbench-mcp-project Example project using the Blockbench MCP plugin | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 17 | 1,286 tok |
| byadsco/meta-ads-mcp MCP server for Meta Ads (Facebook/Instagram) - agency multi-account, cloud-ready | 27 | Claude Code, Codex, OpenCode | 3 | 5,912 tok |
| Chael-Chael/dsh-reference-anything npmjs.com The best DeepSeek Harness plugin for referencing anything — an enhanced @ menu for command | 27 | Codex, OpenCode | 1 | 1,021 tok |
| liustack/pptwise pptwise.com A real PowerPoint, not a picture or HTML. Tell your AI what to cover and pptwise builds an | 27 | Claude Code, Codex, OpenCode | 2 | 1,578 tok |
| blwfish/kicad-mcp MCP server for KiCad — 71 tools for AI-assisted electronics design | 27 | Codex, OpenCode | 1 | 2,217 tok |
| jubaoliang/OctopPet A desktop pet for Octop. | 27 | Codex, OpenCode | 1 | 3,643 tok |
| ognjeeen/codex-usage-widget codex-usage-widget.ognjen-marinkovic.chatgpt.site Local Windows widget for Codex subscription usage | 27 | Claude Code, Codex, OpenCode | 2 | 1,228 tok |
| bgrenat/godot-game-dev-studio powehi.eu Portable Godot 4.7+ game-development skills for Codex, Claude Code, Cursor, and VS Code: G | 27 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 961 tok |