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 |
|---|---|---|---|---|
| vikrantd/TLDRGraph vikrantd.github.io Dynamic Multi-Layer Code Flow, Instant Semantic Call Tracing, and Interactive Architectura | 7 | Claude Code, Codex, OpenCode | 4 | 352 tok |
| karak/karak-claude-plugin Claude Code plugin with design documentation skills and specialized agents | 7 | Claude Code, Codex | 2 | — |
| gyuha/forge gyuha.com An agent-engineering workflow plugin for Claude Code — one task, one cycle: ask·plan → exe | 7 | Claude Code, Codex, OpenCode | 2 | 21,563 tok |
| sanity-io/context sanity.io Tools for building AI agents with structured access to Sanity content | 7 | Claude Code, Codex, OpenCode | 2 | 1,306 tok |
| sandraschi/dreame-mcp FastMCP 3.1 MCP server and webapp for the Dreame D20 Pro Plus robot vacuum. | 7 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 759 tok |
| natecostello/genechat-mcp MCP server for conversational personal genomics — query your whole-genome sequencing data | 7 | Claude Code, GitHub Copilot | 2 | 5,705 tok |
| mp-consulting/homebridge-mcp-server | 7 | Claude Code | 1 | 715 tok |
| Euclid-BG/Euclid-MCP euclid-bg.github.io Euclid-MCP server for logical reasoning: turns facts into formal proofs. Euclid-MCP is a h | 7 | Codex, OpenCode | 1 | 2,525 tok |
| specdog/dotdog specdog.github.io CLI tool for structured software specs. Validate .dog files, compile .dag graphs, query vi | 7 | Claude Code, Codex, OpenCode | 2 | 991 tok |
| howdeploy/remorafish Agent-first Web2API and MCP provider framework for authorized LLM web sessions | 7 | Codex, OpenCode | 1 | 795 tok |
| weselow/Yandex-webmaster-mcp-server MCP server for the Yandex Webmaster API v4 — provides 46 tools for managing sites, sitemap | 7 | Claude Code, Codex, OpenCode | 21 | 2,632 tok |
| gelse/caldav-mcp An MCP server that bridges AI assistants to CalDAV calendars. 14 tools for listing, creati | 7 | Codex, OpenCode | 1 | 2,217 tok |
| b77ai/nightscout b77.ai An MCP (Model Context Protocol) server that connects AI assistants to Nightscout — the ope | 7 | Claude Code | 1 | 1,504 tok |
| benskamps/career-compass-mcp Turn Claude into a full job-search partner — Career KB, tailored resumes, application pipe | 7 | Claude Code | 1 | — |
| serpro69/pal-mcp-server The power of ClaudeCode / AntigravityCLI / CodexCLI + [Gemini / OpenAI / OpenRouter / Azur | 7 | Claude Code, Codex, OpenCode | 3 | 2,942 tok |
| ADIKANT/datalens-dev-mcp Local stdio MCP server for safe AI-assisted Yandex DataLens dashboard development. | 7 | Codex, OpenCode | 1 | 630 tok |
| cyanheads/hn-mcp-server npmjs.com Browse Hacker News feeds, threads, and user profiles with full-text search via MCP. STDIO | 7 | Claude Code, Codex, OpenCode | 2 | 16,320 tok |
| aa-on-ai/agentic-design-system agentic-design-system-lovat.vercel.app A design practice for coding agents: product-aware UI workflows, rendered evidence, and re | 7 | Claude Code, Codex, OpenCode | 2 | 475 tok |
| Divine-Creative-Ministries/bible-cli A Bible study operating system for AI agents: offline CLI + MCP server for passage retriev | 7 | Claude Code | 1 | 1,018 tok |
| Evanciel/stellavault npmjs.com Notes die in folders. Stellavault keeps your knowledge alive — 3D knowledge graph, AI sema | 7 | Claude Code | 1 | 662 tok |
| GiulioDER/RE-call giulioder.github.io Memory that abstains instead of guessing: agent memory in a local SQLite file or your own | 7 | Claude Code, Codex, OpenCode | 2 | 2,593 tok |
| aimoda/rigol-dho824-mcp MCP server for controlling Rigol DHO824 oscilloscopes via AI assistants like Claude - capt | 7 | Claude Code | 1 | 1,862 tok |
| malkreide/fedlex-mcp MCP server for Swiss federal law (Fedlex) — search the SR, monitor legal changes, and quer | 7 | Claude Code | 3 | 4,585 tok |
| fastslack/mtw-e2e-runner JSON-driven E2E test runner with parallel execution, Chrome pool, and Claude Code MCP inte | 7 | Claude Code, OpenCode | 5 | 2,828 tok |
| ddmanyes/second-brain-mcp A self-maintaining personal knowledge database — powered by MCP, DuckDB, and biological me | 7 | Claude Code, Codex, OpenCode | 2 | 7,375 tok |
| zelentsov-dev/apple-ads-mcp Local-first MCP server for Apple Ads Platform API v1 with typed, receipt-gated campaign op | 7 | Claude Code, Codex, OpenCode | 2 | 499 tok |
| yongjip/mergetrain yongjip.github.io Local merge queue for parallel LLM agents in Git worktrees. Test combined code changes, re | 7 | Claude Code, Codex, OpenCode | 3 | 2,781 tok |
| bird-chinese-community/BIRD.skills BIRDCC agent skills registry | 7 | Codex, OpenCode | 1 | 1,795 tok |
| Mohamed-El-Sharqawy/agent-tutor The agent-agnostic AI tutor skill that writes into your Obsidian vault — works with Claude | 7 | Codex, OpenCode | 1 | 1,043 tok |
| ArchSightLabs/archsight-cognition npmjs.com Cognitive enhancement AI Skills: structured thinking, decision reviews, debate, writing, p | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,557 tok |
| TreatTrick/skill-sync treattrick.github.io ❯ Open-source desktop app to sync Claude Code, Codex, and AI agent skills across computers | 7 | Claude Code, Codex, OpenCode | 2 | 2,738 tok |
| punt-labs/quarry Locally hosted semantic search for AI agents. 20+ document formats, hybrid search, agent m | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 7,382 tok |
| RosMarinas/Research-Pi Research Pi is a multi-model Agent Runtime for computational research, organized around pr | 7 | Claude Code, Codex | 4 | — |
| agentprism/agentprism-workflows agentprism.com AgentPrism Workflows — run dynamic agent()/parallel()/pipeline() workflow scripts over any | 7 | Claude Code, Codex, OpenCode | 4 | 1,707 tok |
| abk1969/ai-act-skills Multi-platform agent skills (Claude Code + Gemini CLI + OpenAI Codex) for EU AI Act compli | 7 | Codex, Gemini CLI, OpenCode | 2 | 1,993 tok |
| suxrobGM/stealth-code AI interview assistant for Windows. Runs Claude Code, Codex, or Gemini CLI in a terminal i | 7 | Claude Code | 2 | 711 tok |
| HuskyDanny/OnPoint Big idea first, then fewer words, then less code. One switch for 12+ AI coding agents — me | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode | 6 | 11,287 tok |
| skills-lock/skil-lock Pin AI Skill behavior. Block unapproved drift in CI. See exactly what changed in every PR. | 7 | Claude Code | 1 | — |
| huskar20/huskar20-plugins A community marketplace of Claude plugins — install skills, agents, and automations into C | 7 | Claude Code | 1 | 1,479 tok |
| sentimony/skills | 7 | Claude Code, Codex, OpenCode | 2 | 992 tok |
| hktari/toshl-mcp-server MCP server for integrating Toshl Finance with AI agents via the Model Context Protocol | 7 | Claude Code, Windsurf | 2 | 1,179 tok |
| lubosstrejcek/victron-tcp MCP server for Victron GX devices — real-time solar, battery, grid, and inverter data over | 7 | Claude Code | 1 | 1,618 tok |
| SimoneRecchia/minecraft-schematic-lab VibeSchem — AI builder for Minecraft: describe a build, Claude designs it, shows it in 3D | 7 | Claude Code | 2 | 4,161 tok |
| danchev/openmarkets docs.openmarkets.dev A Model Context Protocol (MCP) server for agentic retrieval of financial market data | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 8,910 tok |
| praveen-palanisamy/autodemo praveenp.com Demos as code — generate demo videos, interactive walkthroughs & marketing captures from y | 7 | Codex, Cursor, OpenCode | 2 | 513 tok |
| sandraschi/vcv-rack-mcp MCP server for VCV Rack 2 - composes modular synth patches by emitting structured JSON, no | 7 | Codex, OpenCode | 1 | 435 tok |
| Agnuxo1/enigmagent-mcp npmjs.com Local encrypted vault MCP server. AES-256-GCM + Argon2id. Resolves {{PLACEHOLDER}} secrets | 7 | Codex, OpenCode | 1 | 686 tok |
| berntpopp/genefoundry-router genefoundry.org MCP gateway federating 22 biomedical MCP servers — gnomAD, ClinVar, HPO, UniProt, Ensembl | 7 | Claude Code, Codex, OpenCode | 12 | 1,671 tok |
| churichard/fluxmail Self-hosted email CLI / API / MCP server for AI agents and apps | 7 | Claude Code, Codex, OpenCode | 3 | 856 tok |
| prakharagarwal-dev/linkedin-mcp-server A LinkedIn MCP server to find jobs, search people, research companies, manage your network | 7 | Codex, OpenCode | 1 | 687 tok |