31,977 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 agents7,557Claude Code6,620Data and AI3,682Backend and APIs3,496Languages3,401Planning3,217Git and workflow3,165Code review2,733Testing2,364Memory and context2,364DevOps and cloud2,310Writing and docs2,303Research2,297Frontend2,252Security2,013Productivity1,710
All Claude Code31,977 Codex23,157 OpenCode22,109 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,739 Windsurf129 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| VioletCranberry/coco-search Local-first hybrid semantic code search tool. Indexes codebases into PostgreSQL with pgvec | 37 | Claude Code, Codex, OpenCode | 2 | 8,368 tok |
| smucclaw/l4-ide This project is being continued by Legalese: | 37 | Claude Code, Codex, OpenCode | 2 | 1,552 tok |
| nmamano/isomux isomux.com Give your agents a cute office. Multi-device, multi-user, multi-agent collaboration. | 37 | Claude Code, Codex, OpenCode | 2 | 2,120 tok |
| manusco/resonance Operator-grade AI agent skills for Claude Code, Cursor, Codex, and opencode. | 37 | Claude Code, Codex, OpenCode | 2 | 3,853 tok |
| LamantinAI/kaeru Cognitive memory for LLM agents — local-first, and shareable across a team through the clo | 37 | Claude Code, Codex, OpenCode | 2 | 5,998 tok |
| timothywarner-org/ab100 techtrainertim.com Exam AB-100: Agentic AI Business Solutions Architect | 37 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 7,015 tok |
| MiguelAxcar/ai-rpi-protocol Repo-native protocol for AI-assisted coding that enforces a simple discipline: research fi | 37 | Claude Code, Codex, OpenCode | 2 | 1,993 tok |
| GitGuardian/ggmcp gitguardian.com MCP server for remediating hardcoded secrets using GitGuardian’s API. It detects over 600 | 37 | Claude Code, Codex, OpenCode, Windsurf | 5 | 2,572 tok |
| nirholas/UCAI ucai.tech Universal Contract AI Interface (UCAI) 🔗 ABI to MCP | The open standard for connecting AI | 37 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 926 tok |
| connerohnesorge/conclaude connerohnesorge.github.io Safely constrain and conclude your claude code sessions. | 37 | Claude Code | 25 | 1,799 tok |
| pinecone-io/cultivar Use cultivar to test your Agent Skills, run them in sandboxes, and across different agents | 37 | Claude Code | 1 | — |
| lbb00/ai-rules-sync lbb00.github.io Synchronize, manage, and share your ai rules, skills, commands, subagents (Cursor, Claude | 37 | Claude Code, Codex, OpenCode | 6 | 1,026 tok |
| memgrafter/flatmachines Orchestrate agents with a peer network of state machines. Supports checkpoint/restore, per | 37 | Claude Code, Codex, OpenCode | 2 | 2,188 tok |
| alfredoperez/angular-best-practices angular-best-practices-web.vercel.app Curated Angular best practices for AI agents | 37 | Claude Code | 1 | 879 tok |
| gwbischof/free-will-mcp This was a fun project to explore what an AI would do with the ability to give itself prom | 37 | Claude Code | 1 | 15 tok |
| 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 |
| 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 |
| OpenCognit/Opencognit opencognit.mytherrablockchain.org The open-source AI agent OS. CEO orchestrator, persistent memory, real execution, atomic b | 37 | Claude Code | 1 | 1,642 tok |
| commerce-operations-foundation/mcp-reference-server This is the reference implementation for the mcp server | 37 | Claude Code | 1 | 1,138 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 |
| 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 |
| rvk7895/llm-knowledge-bases Claude Code plugin for building LLM-maintained Obsidian wikis from raw research — compile, | 37 | Claude Code | 1 | 327 tok |
| untra/operator operator.untra.io 📞 Operator! Multi-agent orchestration application for AI assisted kanban shaped software | 37 | Claude Code | 5 | 3,973 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 | — |
| 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 |