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 |
|---|---|---|---|---|
| stefanoginella/aicontainer npmjs.com Sandboxed devcontainer for running Claude Code, Codex, and OpenCode in bypass / auto-appro | 21 | Claude Code, Codex, OpenCode | 1 | 2,210 tok |
| Eigenwise/tesseron eigenwise.github.io Expose typed web-app actions to MCP-compatible AI agents over WebSocket. TypeScript SDK + | 21 | Claude Code, Codex, OpenCode | 8 | 1,433 tok |
| product-on-purpose/pm-skills-mcp MCP server exposing 40 PM skills + 11 workflows + 8 utility tools (59 tools) via Model Con | 21 | Claude Code, Codex, OpenCode | 2 | 1,591 tok |
| izzzzzi/agent-assh SSH workflow helper for LLM agents | 21 | Codex, GitHub Copilot, OpenCode | 2 | 1,483 tok |
| ameshkov/mcp-compress-router Compress all connected MCP into a single router MCP and save up to 99% on tokens | 21 | Claude Code, Codex, OpenCode | 3 | 6,925 tok |
| iliaal/codesage Code intelligence engine for AI coding agents. Structural graph queries plus semantic sear | 21 | Claude Code, Codex, OpenCode | 4 | 4,725 tok |
| pomerium/mcp-app-typescript-template pomerium.com An MCP app template using Pomerium, the Model Context Protocol (MCP) TypeScript SDK, with | 21 | Claude Code, Codex, OpenCode | 2 | 2,098 tok |
| rumi-chan/league-client-mcp Connect Claude, Antigravity to League Client via MCP & Pengu Loader. | 21 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 14,093 tok |
| IvanMurzak/MCP-Plugin-dotnet .NET MCP bridge: expose app methods/data as MCP tools, prompts, and resources via an in-ap | 21 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,282 tok |
| footprintjs/agentfootprint agentfootprint.dev TypeScript AI agent framework with recorded context, tool calls and decisions, plus config | 21 | Claude Code, Codex, OpenCode | 4 | 12,692 tok |
| thomast1906/github-copilot-skills-terraform Template repository providing specialized GitHub Copilot agents and reusable skills for Te | 21 | Codex, GitHub Copilot, OpenCode | 2 | 4,676 tok |
| kychee-com/run402-core run402.com Open-source, self-hostable server and runtime core for Run402 — backend infrastructure for | 21 | Claude Code, Codex, OpenCode | 2 | 268 tok |
| berabuddies/puffer puffer-orpin.vercel.app | 21 | Codex, OpenCode | 1 | 2,940 tok |
| JSONbored/mem0-aio aethereal.dev Unraid CA template and Docker build for Mem0 (OpenMemory). This mega-container utilizes s6 | 21 | Codex, OpenCode | 1 | 292 tok |
| buYoung/skills Initialize projects with AGENTS.md 1.1 standard support for seamless AI agent collaboratio | 21 | Codex, OpenCode | 1 | 1,966 tok |
| ChrisRomp/copilot-bridge Bridge GitHub Copilot CLI to messaging platforms (Mattermost, Slack, etc.) | 21 | Codex, OpenCode | 1 | 2,528 tok |
| iowarp/clio-core core.iowarp.ai Harnessing distributed, tiered storage for context management | 21 | Claude Code, Codex, OpenCode | 14 | 12,031 tok |
| agidesigner/five-step-method-skill jogg.ai AI agent skill that teaches "question → delete → simplify → accelerate → automate" before | 21 | Claude Code, Codex, OpenCode | 2 | 2,674 tok |
| johndaskovsky/nightshift npmjs.com Long-running unsupervised agent framework | 21 | Claude Code, Codex, OpenCode | 23 | 2,457 tok |
| mikeshu2001/content-factory Markdown-first, human-gated multi-agent editorial workflow with explicit research, plannin | 21 | Codex, OpenCode | 1 | 458 tok |
| Wardell-Stephen-CurryII/OpenNova This is an AI Agent project; it's used for learning. | 21 | Claude Code, Codex, OpenCode | 2 | 1,760 tok |
| sekachev/agentic_ai A practical course on Agentic AI, from LLM fundamentals to building autonomous agent syste | 21 | Codex, OpenCode | 1 | 358 tok |
| ishandutta2007/Awesome-Agent-Skills Skills for coding agents 🌟 Star if you like it! 🌟 | 21 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,117 tok |
| opensource-together/ost-linker opensource-together.com Linker : OST's recommender-system, AI powered. | 21 | Claude Code, Codex, OpenCode | 2 | 2,141 tok |
| mdrideout/junjo python-api.junjo.ai An AI graph workflow library for building dynamic LLM driven workflows | 21 | Claude Code, Codex, OpenCode | 9 | 1,954 tok |
| gaixianggeng/codex-skills Codex skill for initializing a project workspace from the current session and creating a G | 21 | Codex, OpenCode | 1 | 354 tok |
| tower/agentic-data-engineering Repository with a skills boilerplate for agentic data engineering workflows | 21 | Claude Code, Codex, OpenCode | 5 | 1,154 tok |
| GGPrompts/TFE | 21 | Claude Code, Codex, OpenCode | 16 | 4,666 tok |
| NiobiumInc/niobium-client Open-source FHE client and toolchain. Build fully homomorphic encryption applications with | 21 | Claude Code, Codex, OpenCode | 2 | 1,787 tok |
| newstler/template Lightweight AI-Native Rails Template with all required SaaS features | 21 | Claude Code, Codex, OpenCode | 3 | 10,322 tok |
| scottgal/mostlylucidweb mostlylucid.net The mad scientists lab for the mostlylucid site with engineering experiements, tag helpers | 21 | Claude Code, Codex, OpenCode | 2 | 3,116 tok |
| dannyhw/react-native-storybook-tools | 21 | Claude Code, Codex, OpenCode | 2 | 493 tok |
| amkessler/nicar2026_skills_in_codex_claude Materials for NICAR 2026 session on using "skills" to aid in more reliable, reproducible a | 21 | Claude Code, Codex, OpenCode | 8 | 3,311 tok |
| wangweiwei/auto-cr auto-cr: a lightning-fast SWC-powered code review toolkit—CLI + extensible rule SDK—to sur | 21 | Codex, OpenCode | 1 | 769 tok |
| PandaNePanda/notioncode_mcp t.me MCP that allows you to use top-tier LLM's, such as GPT-5.6 and Fable 5, in any IDE via Not | 21 | Codex, OpenCode | 1 | 553 tok |
| kormium/kormium A type-safe, reflection-free Kotlin Multiplatform ORM / SQL DSL for server and client. On | 21 | Codex, OpenCode | 1 | 5,806 tok |
| zby/llm-do "Extend with llm, stabilise with code" - Prompts when you're exploring, Python when you're | 21 | Claude Code, Codex, OpenCode | 10 | 1,562 tok |
| Quinoto-Tech/QuinotoSpec QuinotoSpec: Framework de Desarrollo Agéntico Guiado por IA. Metodología "Proposal-First" | 21 | Codex, OpenCode | 1 | 4,507 tok |
| jonathanbossenger/concilium A web based, local or public, multi-agent orchestration dashboard. Your council of agents. | 21 | Claude Code, Codex, OpenCode | 2 | 2,711 tok |
| lisitan/writing-team-workbench | 21 | Claude Code, Codex, OpenCode | 15 | 3,299 tok |
| numman-ali/editorzero Open-source, self-hostable AI-native docs platform. Humans and AI agents as peer co-editor | 21 | Claude Code, Codex, OpenCode | 2 | 4,366 tok |
| xihuai18/claude-code-mcp Make Claude Code serve as a MCP server with minimal tools. | 21 | Codex, OpenCode | 1 | 3,078 tok |
| Electro-resonance/LLM-WIKI-MCP LLM Wiki MCP – the local‑first Markdown knowledge‑base with both MCP and CLI | 21 | Claude Code, Codex, OpenCode | 2 | 276 tok |
| mikekelly/promode A Claude Code plugin designed to make efficient use of Fable on usage credits. | 21 | Claude Code, Codex, OpenCode | 3 | 2,123 tok |
| liamqma/sanmou-yanwu sanmou-yanwu.pages.dev | 21 | Claude Code, Codex, OpenCode | 6 | 298 tok |
| itcaat/rcmd Use the right ⌘ + key to switch application | 21 | Codex, OpenCode | 1 | 974 tok |
| Salakar/pluto mike.diarmid.me A remarkable way to Flutter. | 21 | Codex, OpenCode | 1 | 4,796 tok |
| GermanDZ/ai-guided-project A template to init other projects to be developed using AI agents | 21 | Claude Code, Codex, OpenCode | 2 | 2,162 tok |
| footprintjs/footPrint footprintjs.github.io TypeScript workflow engine with named stages, tracked state and recorded decision evidence | 21 | Claude Code, Codex, OpenCode | 2 | 21,004 tok |
| clear0215/research-planning-architect a research planning skills | 21 | Codex, OpenCode | 1 | 163 tok |