43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| chongdashu/phaserjs-tinyswords | 37 | Claude Code, Codex | 3 | — |
| ttcc666/DatabaseMcpServer | 37 | Claude Code, Codex, OpenCode | 2 | 2,335 tok |
| Orenoid/harness-kanban A cloud-based kanban tool for managing fully containerized coding agents that run 24/7 to | 37 | Claude Code, Codex, OpenCode | 2 | 7,708 tok |
| dualeai/seek Ranked local search for AI coding agents. Search the current Git worktree, selected paths, | 37 | Claude Code | 2 | 1,648 tok |
| AustinKelsay/nostr-mcp-server A Model Context Protocol (MCP) server that provides Nostr capabilities to AI agents | 37 | Claude Code | 1 | 727 tok |
| kasuken/vscode-copilot-insights marketplace.visualstudio.com Understand your GitHub Copilot plan, quotas, and limits at a glance | 37 | Claude Code, GitHub Copilot | 3 | 1,100 tok |
| TheGreenCedar/CodeStory CodeStory is a codebase grounding engine that preindexes code into a knowledge graph and e | 37 | Codex, GitHub Copilot, OpenCode | 2 | 5,637 tok |
| BoardKit/orchestrator Orchestrator for shared AI agents and documentation synchronization across multi-repo orga | 37 | Claude Code | 4 | 8,409 tok |
| git-men/agentstudio agentstudio.cc A sophisticated AI-powered workspace built on top of Claude Code SDK | 37 | Claude Code | 4 | 4,092 tok |
| wesselgrift/sveltekit-spa sveltespa.dev A minimal boilerplate for building SPAs with SvelteKit using adapter-static, Supabase Auth | 37 | Claude Code | 1 | 3,733 tok |
| eliornl/rolemule eliornl.github.io RoleMule — One mule for every role. Self-hosted AI job companion. Paste a posting (or Chro | 37 | Claude Code, Cursor | 2 | 10,287 tok |
| PSPDFKit-labs/nutrient-dws-client-typescript nutrient.io This library provides a type-safe and ergonomic interface for document processing operatio | 37 | Claude Code, Codex, OpenCode | 2 | 522 tok |
| learnwithparam/ai-agentic-patterns learnwithparam.com Hands-on AI agentic patterns workshop material for building real AI and web apps. | 37 | Claude Code, Codex, OpenCode | 2 | 289 tok |
| d-kimuson/esa-mcp-server An implementation of an esa Model Context Protocol server | 37 | Claude Code | 1 | 667 tok |
| opendatahub-io/ai-helpers opendatahub-io.github.io AI Helpers — collections of Skills, Hooks, Agents (compatible with Claude Code, Cursor and | 37 | Claude Code, Codex, OpenCode | 2 | 1,554 tok |
| liuyingxuvka/Khaos-Brain A local predictive experience layer where AI agents turn repeated work into inspectable mo | 37 | Codex, OpenCode | 9 | 4,956 tok |
| commerce-operations-foundation/mcp-reference-server This is the reference implementation for the mcp server | 37 | Claude Code | 1 | 1,138 tok |
| roxybrowserlabs/roxybrowser-mcp-server | 37 | Codex, OpenCode | 1 | 4 tok |
| lilklon/UEBlueprintMCP MCP server for AI-assisted Unreal Engine 5.7+ Blueprint manipulation | 37 | Claude Code | 1 | 2,297 tok |
| Wirasm/obsidian-claude-code onsidian plugin for claude code | 37 | Claude Code | 1 | 1,181 tok |
| guoliang1114-boop/AriaAI aria.d2cgo.co Open-source agentic workspace for professional knowledge work with project memory, client | 37 | Codex, OpenCode | 1 | 531 tok |
| datenoio/iterabledata Iterable Data is a Python library for reading and writing data files row by row in a consi | 37 | Claude Code, Codex, Cursor, OpenCode | 10 | 2,397 tok |
| Altinity/altinity-mcp Model Context Protocol server to use ClickHouse® databases in your AI agents | 37 | Claude Code | 3 | — |
| sacenox/mini-coder sacenox.github.io A good idea 👾 | 37 | Claude Code, Codex, OpenCode | 2 | 1,009 tok |
| bitpanda-labs/bitpanda-mcp Official Bitpanda MCP server | 37 | Claude Code | 1 | 1,161 tok |
| Snowflake-Labs/snowflake-ai-kit Snowflake AI Kit: Cortex Code plugin for automatic Snowflake routing, envelope-based permi | 37 | Claude Code, Codex, OpenCode | 1 | 929 tok |
| olgasafonova/SkillCheck-Free Validate Claude Code skills against the agentskills specification (Free tier) | 37 | Codex, OpenCode | 1 | 1,229 tok |
| rvk7895/llm-knowledge-bases Claude Code plugin for building LLM-maintained Obsidian wikis from raw research — compile, | 37 | Claude Code | 1 | 327 tok |
| tonkotsuboy/x-impact-checker AI agent skill to analyze X (Twitter) posts for viral potential using the actual recommend | 37 | Claude Code | 1 | 506 tok |
| neopen/video-clip-agent clip.helpenx.com AI-driven video mashup agent: analyze, filter, trim, and composite multiple videos based o | 37 | Claude Code | 4 | 1,211 tok |
| rizukirr/no-vibe Turn your AI assistant into a tutor. It plans, shows code, reviews, adapts to how you lear | 37 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 7,026 tok |
| littlebearapps/outlook-assistant littlebearapps.com MCP server for Outlook email, calendar, and contacts — let your AI assistant manage your i | 37 | Claude Code | 1 | 2,369 tok |
| plasmate-labs/plasmate docs.plasmate.app Browser engine for agents. HTML in, structured Semantic Object Model out. Native MCP and A | 37 | Claude Code, Codex, OpenCode | 3 | 48,287 tok |
| hoblin/claude-ruby-marketplace Claude Code plugin marketplace for Ruby and Rails development | 37 | Claude Code | 1 | 666 tok |
| quasi/cl-mcp-server Common Lisp REPL Superpower for Agents | 37 | Claude Code | 3 | 67 tok |
| wzj998/fluencer-predict-track An anthology of prominent investment influencers: tracks their historical investment predi | 37 | Claude Code | 1 | — |
| trsdn/mcp-server-ppt PowerPoint MCP server and CLI for safe Microsoft PowerPoint automation via the native COM | 37 | Codex, GitHub Copilot, OpenCode | 17 | 43,385 tok |
| mifunedev/openharness oh.mifune.dev 🏗️ Run coding agents in a sandbox, not on your machine. | 37 | Claude Code, Codex, OpenCode | 6 | 2,015 tok |
| netlify/context-and-tools | 37 | Claude Code | 2 | 760 tok |
| tuo-lei/vibe-replay vibe-replay.com Turn AI coding sessions into animated, interactive web replays | 37 | Claude Code, Codex, OpenCode | 4 | 8,007 tok |
| netresearch/file-search-skill Claude Code skill: Fast code and file search using ripgrep, ast-grep, fd, rga, tokei | 37 | Codex, OpenCode | 1 | 827 tok |
| calvinw/fl-studio-mcp MCP server enabling LLM assistants to interact with FL Studio's piano roll | 37 | Claude Code | 1 | 4,648 tok |
| FranRom/pupila Local-first daily job aggregator. AI review per job via your own LLM CLI, swipe-to-apply t | 37 | Claude Code, Codex, OpenCode | 15 | 13,872 tok |
| theogbrand/yoink yoink is an AI agent that removes complex dependencies by reimplementing only what you nee | 37 | Claude Code, Codex, OpenCode | 3 | 18 tok |
| n24q02m/better-godot-mcp mcp.n24q02m.com Composite MCP server for Godot Engine -- 17 composite tools for AI-assisted game developme | 37 | Claude Code, Codex, OpenCode | 2 | 2,466 tok |
| Vaiz/rust-mcp-server MCP server for development in Rust | 37 | Claude Code, GitHub Copilot | 2 | 691 tok |
| SalesforceDiariesBySanket/Copilot-Skills-Salesforce Salesforce Developer and Architect Skills for GitHub Copilot | 37 | GitHub Copilot | 1 | 2,466 tok |
| OutlineDriven/odin-claude-plugin outlinedriven.github.io Outline-Driven Development for Claude Code - 46 agents, 25+ skills, diagram-first methodol | 37 | Claude Code, Codex, OpenCode | 2 | 2,524 tok |
| evolsb/claude-code-google-workspace ctsheehan.com Multi-account Google Workspace (Gmail, Drive, Calendar, Sheets, Docs) + Slack MCP servers | 37 | Claude Code | 1 | 1,995 tok |
| omnigentx/jarvis Omnigentx Jarvis — voice + chat AI assistant powered by Fast Agent (MCP) with Vue dashboar | 37 | Claude Code, Codex, OpenCode | 2 | 10,665 tok |