32,137 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 agents7,541Claude Code6,614Data and AI3,687Backend and APIs3,492Languages3,397Planning3,211Git and workflow3,159Code review2,735Memory and context2,362Testing2,357DevOps and cloud2,306Writing and docs2,299Research2,296Frontend2,252Security2,009Productivity1,710
All Claude Code32,137 Codex23,307 OpenCode22,079 GitHub Copilot3,547 Gemini CLI1,916 Cursor1,738 Windsurf121 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| sergebulaev/x-skills cccrafts.ai X (Twitter) marketing skills for Claude Code and Codex: write tweets, threads, and replies | 74 | Claude Code, Codex, OpenCode | 2 | 3,378 tok |
| reflex-search/reflex rfx-search.dev Reflex - The instant, code-aware local search engine. | 74 | Claude Code | 1 | 6,019 tok |
| adamsmaka/flutter-mcp | 74 | Claude Code | 1 | 646 tok |
| digitarald/mcp-apps-playground | 74 | Claude Code, Codex, OpenCode | 2 | 67 tok |
| SwiftfulThinking/SwiftfulStarterProject swiftful-thinking.com Starter project for VIPER/RIBs in SwiftUI | 74 | Claude Code | 3 | 888 tok |
| haoaaa-111/taoketong 🎓 Class schedule parsing · Attendance prediction · Skipping-class plans · Feedback-based | 73 | Claude Code, Codex, OpenCode | 2 | 673 tok |
| ankimcp/anki-mcp-server-addon ankimcp.ai An Anki addon that implements an MCP server, enabling AI assistants to interact with Anki, | 73 | Claude Code | 1 | 11,976 tok |
| IncomeStreamSurfer/paperclip-surfers Self-improving AI agent companies — Paperclip V2 fork with persistent memory, MCPs, skills | 73 | Claude Code, Codex, OpenCode | 9 | 2,103 tok |
| drakulavich/kesha-voice-kit drakulavich.github.io Give your tools a voice — speech to text and back, 25 languages, up to ~19× faster than Wh | 73 | Claude Code, Codex, OpenCode | 22 | 4,481 tok |
| mgorabbani/askdb askdb.dev Give AI agents safe access to your database. | 73 | Claude Code, Codex, OpenCode | 2 | 404 tok |
| gradion-ai/ipybox gradion-ai.github.io Unified execution environment for Python code, shell commands, and programmatic MCP tool c | 73 | Claude Code, Codex, OpenCode | 4 | 518 tok |
| DataZooDE/flapi flapi.io API Framework heavily relying on the power of DuckDB and DuckDB extensions. Ready to build | 73 | Claude Code, Codex, OpenCode | 2 | 15,001 tok |
| parallel-web/parallel-agent-skills | 73 | Claude Code | 1 | 55 tok |
| ukkit/memcord 🧠 Self-hosted, privacy-first MCP server for long-term AI memory — save, search & summariz | 73 | Claude Code | 20 | — |
| gitmotion/ntfy-me-mcp npmjs.com An ntfy MCP server for sending/fetching ntfy notifications to self-hosted or ANY ntfy.sh s | 73 | Claude Code, GitHub Copilot | 3 | 703 tok |
| fvadicamo/dev-agent-skills Claude Code skills plugin for Git, GitHub, and skill authoring workflows | 73 | Claude Code | 1 | 2,745 tok |
| bahdotsh/indxr A fast codebase indexer and knowledge wiki for AI agents. | 73 | Claude Code, Cursor | 4 | 3,890 tok |
| doodledood/manifest-dev Skills for agentic coding CLIs: output you can ship with minimal review, on work you can t | 73 | Claude Code, Codex, OpenCode | 3 | 5,386 tok |
| cdeust/Cortex ai-architect.tools Cross-platform persistent memory MCP for Codex, Gemini CLI, Claude Code, and other local M | 73 | Claude Code | 2 | 390 tok |
| nataliapc/mcp-openmsx A Model Context Protocol (MCP) server for automating openMSX emulator instances. This serv | 73 | Claude Code, Codex, OpenCode | 3 | 3,136 tok |
| htlin222/openevidence-mcp Unofficial OpenEvidence MCP server — query OpenEvidence from Claude Code, Codex, and any M | 73 | Claude Code | 2 | — |
| sweetrb/apple-mail-mcp MCP server for Apple Mail - read, search, send, and manage emails via Claude and other AI | 73 | Claude Code | 2 | 5,367 tok |
| gutomec/nirvana-os-engine squads.sh Nirvana-OS engine: ready-to-run agentic operations. One sentence in, finished work out. So | 73 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 13,803 tok |
| transloadit/node-sdk transloadit.com Transloadit's official Node.js SDK | 73 | Claude Code, Codex, OpenCode | 5 | 5,786 tok |
| AsiaOstrich/universal-dev-standards Universal, language-agnostic development standards for software projects. Includes coding | 73 | Claude Code, Gemini CLI | 38 | 10,511 tok |
| 9thLevelSoftware/Daem0n-MCP Persistent memory, decision-making, and governance for AI agents | 73 | Claude Code, Codex, OpenCode | 11 | 1,459 tok |
| aantich/oneringai oneringai.io One lib to rule them all (gen ai) | 72 | Claude Code, Codex, OpenCode | 2 | 4,334 tok |
| corezoid/corezoid-ai-plugin corezoid.com Corezoid AI plugin marketplace for Claude Code and Codex: product knowledge, workflow skil | 72 | Claude Code | 1 | 2,573 tok |
| JasonxzWen/harness-hub Repository-first deterministic migration and atomic Skill source for Claude Code and Codex | 72 | Claude Code, Codex, OpenCode | 2 | 3,386 tok |
| eunomia-bpf/MCPtrace MCP server: using eBPF to tracing your kernel | 72 | Claude Code | 1 | 687 tok |
| claude-world/claude-world-studio AI-powered content pipeline: trend discovery → research → social publishing. Built with Cl | 72 | Claude Code, GitHub Copilot | 5 | 1,617 tok |
| AgentlyHQ/use-agently use-agently.com The way AI coordinates and transacts. Routing and settlement layer for your agent economy. | 72 | Claude Code, Codex, OpenCode | 5 | 3,133 tok |
| miniidealab/openlogos Open-source software development methodology for the AI era | Open-source software develop | 72 | Claude Code, Codex, OpenCode | 5 | 5,307 tok |
| opencoredev/openchat osschat.dev An open source ai platform being built for everyone ❤️ | 72 | Claude Code, Codex, OpenCode | 2 | 3,190 tok |
| bjia56/cosmotop Multiplatform system monitoring tool using Cosmopolitan Libc | 72 | Claude Code | 1 | 1,309 tok |
| tranhieutt/software_development_department Software Development Department | 72 | Claude Code, Codex, OpenCode | 10 | 2,464 tok |
| appwrite/mcp appwrite.io Appwrite’s MCP server. Operating your backend has never been easier. | 72 | Claude Code, Codex, OpenCode | 2 | 1,971 tok |
| fal-ai-community/genmedia-cli genmedia.sh Agent-first CLI for fal.ai — search, run, and manage 1000+ generative AI models | 72 | Claude Code, Codex, OpenCode | 2 | 964 tok |
| marcomoauro/substack-mcp implementing.substack.com A Model Context Protocol (MCP) Server for Substack enabling LLM clients to interact with S | 72 | Claude Code | 1 | 13,192 tok |
| andrewbartels1/SolidworksMCP-python andrewbartels1.com A comprehensive Model Context Protocol (MCP) server for SolidWorks automation (in python) | 72 | Claude Code, Codex, GitHub Copilot | 23 | 3,712 tok |
| Ranork/remnus-app remnus.com MCP Native Workspace (Databases, pages, kanbans, calendars etc.) | 72 | Claude Code | 1 | 226 tok |
| pluginslab/vphone-mcp MCP server for programmatic control of vphone-cli iOS VMs — AI-driven E2E testing | 72 | Claude Code | 1 | 325 tok |
| binggg/Claude-Code-Web-GUI binggg.github.io Browse, view and share your Claude Code sessions - runs entirely in the browser Browse and | 72 | Claude Code | 1 | 58 tok |
| magic-spells/figma-mcp-bridge | 72 | Claude Code | 1 | 8,112 tok |
| clerk/skills AI Skills to enhance working with Clerk | 72 | Claude Code, Codex, OpenCode | 4 | 598 tok |
| remotebrowser/remotebrowser Free your data | 72 | Claude Code, Codex, OpenCode | 2 | 822 tok |
| t09tanaka/mcp-simple-voicevox | 72 | Claude Code | 1 | 613 tok |
| zenbase-ai/llml Compose data structures, serialize them to prompts. | 72 | Claude Code | 1 | 1,971 tok |
| supabase/pg-toolbelt Postgres migrations made easy | 72 | Claude Code, Codex, OpenCode | 3 | 11 tok |
| scylladb/scylla-cluster-tests Tests for Scylla Clusters | 72 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 9,335 tok |