23,222 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| budhasantosh010/san-tech-yt-research-titles-scripts SanTech YouTube research, titles, and scripts MCP engine | 1 | Codex, OpenCode | 1 | 848 tok |
| mateogon/download-books-mcp MCP server for agent-driven LibGen and Z-Library book search/download with provider-neutra | 1 | Codex, OpenCode | 1 | 112 tok |
| HappyMonkeyAI/OpenUKPublicDataMCP OpenUKPublicDataMCP is a no-key-first Model Context Protocol server for useful UK public d | 1 | Codex, OpenCode | 1 | 421 tok |
| arthurkatcher/meta-mcp-manager Self-hosted Meta MCP Manager: one retrieval-first endpoint for many MCP servers | 1 | Codex, OpenCode | 1 | 1,586 tok |
| sj18259360196-source/CodexBrowser Visible persistent Chromium runtime and MCP browser tools for Codex | 1 | Codex, OpenCode | 1 | 191 tok |
| JMET04/ai-apprentice jmet04.github.io AI Apprentice - a teachable, correctable, and traceable Agent plugin with reviewed visual | 1 | Codex, OpenCode | 1 | 14,761 tok |
| bowling233/opkit | 1 | Codex, OpenCode | 1 | 2 tok |
| RainRaini4/warframe-mcp | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,824 tok |
| guipmilek/despezzas-mcp MCP open-source e não oficial para dados financeiros do Despezzas, em Python/FastMCP, com | 1 | Codex, OpenCode | 1 | 651 tok |
| Ezra-Black/xcautokit XCAutokit — MCP server and CLI for Xcode + iOS Simulator automation | 1 | Codex, OpenCode | 1 | 902 tok |
| sandraschi/leanforge-mcp Lean theorem prover MCP: automated proof search, mathlib integration, job management | 1 | Claude Code, Codex, OpenCode | 2 | 1,889 tok |
| fomoPhil/uad-console-mcp Unofficial MCP server for Universal Audio Apollo interfaces (UAD Console) via the UA Mixer | 1 | Codex, OpenCode | 1 | 4,641 tok |
| nexez-ai/nexez nexez.ai Agentic commerce platform | 1 | Claude Code, Codex, OpenCode | 2 | 878 tok |
| Buzzr-app/dfs-engine buzzr-app.github.io TypeScript DFS settlement, payouts, stat normalization, test vectors, CLI, and an 11-tool | 1 | Codex, OpenCode | 1 | 1,643 tok |
| CSOAI-ORG/councilof-ai councilof.ai Council of AI — independent AI-behaviour measurement via GSPC. 305-leaf Merkle root, Bitco | 1 | Claude Code, Codex, OpenCode | 3 | 1,740 tok |
| Edison-Watch/sealgate-mcp 🦭 SealGate MCP | 1 | Claude Code, Codex, Cursor, OpenCode | 12 | 1,367 tok |
| HrRodan/agent-workspace-mcp A sandboxed, agentic workspace providing secure filesystem, bash, and uv-powered Python ex | 1 | Claude Code, Codex, Gemini CLI | 3 | 198 tok |
| Jujitae/invara migaryos.com Independent verification that a change kept the constraints it declared. Zero dependencies | 1 | Codex, OpenCode | 1 | 585 tok |
| MALeitch/live-chemdraw-mcp MCP server connecting Claude to a live ChemDraw window via COM automation | 1 | Claude Code, Codex, OpenCode | 2 | 9,497 tok |
| Maha-Strategies/maha-corp-web maha-corp-web.vercel.app | 1 | Claude Code, Codex, OpenCode | 3 | 101 tok |
| Melvynx/lumail-skills lumail.io Lumail agent skills, MCP plugins, and setup docs for AI-native email marketing | 1 | Codex, OpenCode | 1 | 263 tok |
| Odrin/rhizome-mcp odrin.github.io Crash-safe task tracking for AI coding agents over MCP: expiring leases, resumable attempt | 1 | Claude Code, Codex, OpenCode | 5 | 236 tok |
| alexanderolvera/dfhack-mcp An MCP server that exposes a live Dwarf Fortress fort to AI agents as curated, read-only a | 1 | Codex, GitHub Copilot, OpenCode | 2 | 1,941 tok |
| vectora-ltda/vectora Local-first AI assistant that runs as a sub-agent inside Claude Code, Paperclip, and any M | 1 | Claude Code, Codex, OpenCode | 2 | 5,491 tok |
| j-256/guildcontrol docs.guildcontrol.lasers.app Search and administer Discord through MCP, with explicit access scopes and reviewed change | 1 | Codex, OpenCode | 1 | 871 tok |
| matematicsolutions/mcp-eu-compliance matematicsolutions.com Offline MCP corpus of EU law (EUR-Lex full text via local SQLite FTS5, verbatim zero-LLM): | 1 | Claude Code, Codex, OpenCode | 3 | 1,392 tok |
| nvlang/verso-mcp MCP server to read Verso-generated documentation sites (e.g., the Lean Language Reference) | 1 | Codex, OpenCode | 1 | 2,795 tok |
| oabolade/figma_mcp_server_actor An MCP that enables AI assistants to interact programmatically with Figma designs | 1 | Codex, OpenCode | 1 | 2,407 tok |
| nublson/purl purl.nublson.com AI read-it-later & personal knowledge base | 1 | Claude Code, Codex, OpenCode | 2 | 3,945 tok |
| oneill9/tfl-mcp-server oneill9.github.io MCP server exposing live London transport data (TfL API) to AI assistants | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 2,517 tok |
| razvangirgiz/wazap WhatsApp for your AI agent. MCP server over Baileys: pairing-code login, 22 tools, 5 agent | 1 | Codex, Gemini CLI, OpenCode | 2 | 6,896 tok |
| singleflo/odoo-assistant-mcp | 1 | Claude Code, Codex, OpenCode | 6 | 2,070 tok |
| starfetch-js/starfetch Starfetch gives AI agents safe, reproducible access to public astronomy catalogs through t | 1 | Codex, OpenCode | 1 | 2,436 tok |
| underpass-ai/kmp underpassai.com KMP (Kernel Memory Protocol) — temporal, multidimensional, auditable AI agent memory. | 1 | Codex, OpenCode | 1 | 733 tok |
| xiaojiou176-open/agent-export xiaojiou176-open.github.io Archive and governance workbench for AI agent transcripts, archive shells, and evidence ro | 1 | Claude Code, Codex, OpenCode | 2 | 4,544 tok |
| xiaojiou176-open/notebackup xiaojiou176-open.github.io Apple Notes backup control room for macOS with AI diagnostics, a token-gated Local Web API | 1 | Codex, OpenCode | 1 | 1,209 tok |
| xiaojiou176-open/dealwatcher xiaojiou176-open.github.io Open-source compare-first grocery price tracking with compare-aware watch groups, effectiv | 1 | Codex, OpenCode | 1 | 2,360 tok |
| xiaojiou176-open/shadcn-brief xiaojiou176-open.github.io Public repo for MCP-native UI delivery and review across Codex, Claude Code, OpenCode, and | 1 | Claude Code, Codex, OpenCode | 2 | 4,349 tok |
| xiaojiou176-open/notebooklab xiaojiou176-open.github.io Messy long context -> structured insight -> auditable markdown, research threads, and insp | 1 | Claude Code, Codex, OpenCode | 2 | 2,056 tok |
| Synectic-Research/research-scan researchscan.synectic.org Find the 5–10 recent papers with the highest impact on a research question, topic or proje | 1 | Codex, OpenCode | 1 | 10,844 tok |
| rvbernucci/forja-guide Open architecture and implementation roadmap for Forja, a governed multi-agent software fa | 1 | Codex, OpenCode | 1 | 341 tok |
| tsjharsha/MedFlowMCP-AI- An AI-powered Hospital Operations MCP Server built with NitroStack. Automates Jira ticketi | 1 | Claude Code, Codex | 5 | — |
| suttonwilliamd/tpc-server Thoughts Plans Changelog is an MCP compliant server for coding with AI agents | 1 | Codex, OpenCode | 1 | 1,421 tok |
| zamushwani/biomedical-ai-skills AI agent skills for cancer biology and multi-omics research | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,531 tok |
| robcsaszar/scaffold Claude Code skills for authoring AGENTS.md, CONTEXT.md, and DESIGN.md | 1 | Codex, OpenCode | 1 | 943 tok |
| larsboes/Axon larsboes.github.io An integration platform where every capability is a plugin from the core — public shell, p | 1 | Claude Code, Codex, OpenCode | 2 | 501 tok |
| YunYouJun/craft-hub craft-hub.yunyoujun.cn A local, cross-project developer workbench for project commands and agent skills. | 1 | Claude Code, Codex, OpenCode | 2 | 497 tok |
| compiuta-origin/connhex-tools connhex.com MCP server to manage and query Connhex data | 1 | Claude Code, Codex, OpenCode | 2 | 377 tok |
| wvlvik/toy-skills | 1 | Claude Code, Codex, Cursor, OpenCode | 9 | 2,634 tok |
| Grail-Computer/Self-Improving-Agent A starting AGENTS.md to instruct the agent to always update its rules and context to learn | 1 | Codex, OpenCode | 1 | 1,299 tok |