45,012 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 agents8,549Claude Code6,896Git and workflow3,630Data and AI3,579Backend and APIs3,559Languages3,491Planning3,321Code review2,909Testing2,691DevOps and cloud2,492Writing and docs2,490Memory and context2,374Research2,321Frontend2,311Security2,183Project management1,977
All Claude Code32,540 Codex24,898 OpenCode23,819 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| dennisdevulder/ltm Git captures what a project is. ltm captures what it ran into. | 8 | Claude Code | 1 | 191 tok |
| noritaka88ta/avatarbook avatarbook.life The trust layer for agent-to-agent commerce — cryptographic identity, enforced transaction | 8 | Claude Code | 1 | 250 tok |
| Vvlladd/AppStoreConnectMCP | 8 | Claude Code, Codex, OpenCode | 4 | 1,552 tok |
| thisrohangupta/harness-mcp-v2 harness.io MCP server for Harness.io | 8 | Claude Code, Codex, OpenCode | 2 | 6,382 tok |
| mtford90/httap Inspect, intercept & mock HTTP traffic from your terminal or AI agent | 8 | Claude Code, Codex, OpenCode | 3 | 3,996 tok |
| mehmetbaykar/swift-poe-search-mcp A Swift MCP (Model Context Protocol) server providing AI-powered search and research tools | 8 | Claude Code | 1 | 1,069 tok |
| SamMorrowDrums/mcp-typescript-starter A minimal Model Context Protocol (MCP) server in TypeScript with hello tool, markdown reso | 8 | Codex, OpenCode | 1 | 980 tok |
| fkesheh/mcp-agent-server An innovative Model Context Protocol hub that seamlessly connects your client with intelli | 8 | Claude Code | 1 | 248 tok |
| DorukYelken/Model-Database-Protocol Model Database Protocol — intent-based, secure database access for LLMs with schema valida | 8 | Claude Code | 1 | 1,564 tok |
| xyy277/doc77 Doc77 — Local document preview, management & AI agent. Markdown/PDF/Office preview, lightw | 8 | Claude Code | 1 | 3,818 tok |
| tostechbr/memoryClaw Universal Memory & Context Engine (MCP Server) to give Long-Term Memory to AI Agents. | 8 | Claude Code | 10 | 6,485 tok |
| cablehead/mcp-server-nu MCP server for Nushell script execution | 8 | Claude Code | 1 | 473 tok |
| counterbeing/mealie-mcp-ts An MCP server for mealie. | 8 | Claude Code | 1 | 946 tok |
| blake365/macrostrat-mcp MCP server for accessing geologic data with the Macrostrat API | 8 | Claude Code | 1 | 905 tok |
| jamesward/hello-spring-mcp-server | 8 | Claude Code, Codex, OpenCode | 2 | 223 tok |
| mnfst/mcp-server-generator Visual MCP Server Generator. Connect any datasource to AI agents. | 8 | Claude Code | 9 | — |
| feiphoon/pydata-london-2026-mcp-server-tracing-with-open-telemetry | 8 | Claude Code, Codex, OpenCode | 2 | 1,177 tok |
| brian-ln/clipboard-mcp MacOS Clipboard access via Model Context Protocol | 8 | Claude Code | 1 | 259 tok |
| AlexWangDa/s3-mcp-server-java The MCP Server based on the S3 protocol can perform operations on Amazon S3 and other S3-c | 8 | Codex, OpenCode | 1 | 560 tok |
| henkisdabro/Claude-Code-MCP-Server-Selector henkisdabro.github.io A fast, beautiful TUI for managing MCP (Model Context Protocol) servers in Claude Code. Op | 8 | Claude Code | 5 | — |
| Bobby-cell-commits/open-brain-server Self-hostable MCP memory server for AI assistants — 16 tools, hybrid search, knowledge gra | 8 | Claude Code | 4 | 969 tok |
| ciresnave/rust-analyzer-mcp-server MCP server for rust-analyzer with cross-platform installers, comprehensive testing, and au | 8 | Claude Code | 1 | 214 tok |
| kimgh06/Thask thask.kimgh06.com Thask – Linked Graph Risk Manager for Engineering Teams | 8 | Claude Code, Codex, OpenCode | 2 | 1,471 tok |
| Tar-ive/grants-mcp grants-mcp-website.vercel.app | 8 | Claude Code | 1 | 1,584 tok |
| sardine-ai/mcp-server-manager | 8 | Claude Code, Codex, OpenCode | 5 | 5,855 tok |
| armanas/froglet A protocol and node for a bot economy — bots create, publish, discover, buy, sell, and com | 8 | Claude Code, Codex, OpenCode | 2 | 1,954 tok |
| emercoin/emer-ai-tools api.steledger.com Archived. The original Emercoin agent gateway. The emercoin/core image is built by emercoi | 8 | Claude Code, Codex, OpenCode | 2 | 1,848 tok |
| Cumulocity-IoT/cumulocity-mcp-server A Python-based server that provides Cumulocity IoT platform functionality through the MCP | 8 | Claude Code | 1 | 872 tok |
| jordanburke/kuzudb-mcp-server A Model Context Protocol server that provides access to Kuzu databases | 8 | Claude Code | 1 | 2,329 tok |
| forcedotcom/datacloud-mcp-query | 8 | Claude Code | 1 | 1,672 tok |
| Kynlos/Obsidian-MCP An Obsidian MCP for Agentic Coding Agents | 8 | Codex, OpenCode | 1 | 4,816 tok |
| nbiish/mcp-calc-tools | 8 | Codex, OpenCode | 1 | 3,864 tok |
| laozhong86/gbrain Compiled personal knowledge graph for AI agents — SQLite, FTS5, embeddings, CLI, and MCP i | 8 | Claude Code | 1 | 76 tok |
| BigCactusLabs/dead-letter pypi.org Convert .eml and .mbox email, including Gmail Takeout, to Markdown with YAML front matter | 8 | Codex, OpenCode | 1 | 2,219 tok |
| ChristopherDavenport/unblink Pure-Go browser for AI: fetch pages, optionally render JS (no Chromium), get clean token-b | 8 | Claude Code | 1 | 5,821 tok |
| Aboudjem/ui-ux-suite ESLint for design. Finds the exact line, the measured wrong value, and the exact fix. 12 w | 8 | Claude Code, Codex, OpenCode | 2 | 5,395 tok |
| BenAHammond/code-auditor-mcp Architectural invariants and code quality analysis, enforced inside your AI agent's edit l | 8 | Claude Code | 2 | 1,694 tok |
| Chili-Piper/mcp-assets chilipiper.com Official Chili Piper Skills and ChatGPT GPTs for the Chili Piper MCP — meeting diagnostics | 8 | Codex, OpenCode | 1 | 857 tok |
| 0xMassi/claude-skills Twelve Claude Code skills enforcing strict code quality, security, and modern language pat | 8 | Claude Code | 1 | 491 tok |
| viknesh20-20/claude-code-tool-kit viknesh20-20.github.io Production-ready Claude Code configuration. 12 original agents, 200+ slash-command skills, | 8 | Claude Code | 2 | 686 tok |
| conversiontools/agent-skills skills.sh @conversiontools agent skills | 8 | Gemini CLI | 1 | 519 tok |
| ouestcharlie/ouestcharlie-woof OuEstCharlie Woof is the photo and video gallery companion to your your AI assistant (Clau | 8 | Claude Code | 1 | — |
| GantisStorm/autonomous-coding-harness Coding Harness - A Human-in-the-Loop Claude Code SDK coding agent with GitLab integration | 8 | Claude Code | 1 | 928 tok |
| benmarte/codemunch Zero-config, token-efficient code exploration for Claude Code — no MCP server, no Python, | 8 | Claude Code | 1 | 469 tok |
| bezata/kObsidian Filesystem-first MCP server for Obsidian vaults with an LLM-Wiki layer on top. | 8 | Claude Code, Codex, OpenCode | 2 | 928 tok |
| jedi4ever/social-skills Social-web skills for AI agents — read HN, Reddit, X, LinkedIn, articles, papers as struct | 8 | Claude Code | 1 | 2,426 tok |
| bricerising/enterprise-software-playbook bricerising.github.io Composable agent skills (playbooks) for building enterprise-grade web services — covering | 8 | Codex, OpenCode | 1 | 445 tok |
| nagameTW/humanizer-zh-tw Skill for removing AI writing traces, enhanced for Taiwan. Covers 46 patterns, including d | 8 | Codex, OpenCode | 1 | 1,295 tok |
| Komdosh/komnet npmjs.com Git-backed message bus for AI coding agents — Claude Code, Cursor and Codex coordinate asy | 8 | Claude Code | 1 | 2,458 tok |
| chrisgagne/grounded-forge Project once, retrieve distillations, create tools: a pre-loading retrieval architecture a | 8 | Claude Code, Codex, OpenCode | 4 | 5,455 tok |