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 |
|---|---|---|---|---|
| TechFernandesLTDA/apex-mcp MCP Server for Oracle APEX 24.2 — create, inspect and modify APEX apps via natural languag | 15 | Claude Code | 1 | 4,047 tok |
| jrjsmrtn/project-orchestration-skills Claude Code plugin: Skills for AI-assisted project orchestration | 15 | Claude Code | 1 | 972 tok |
| gitsang/codock.nvim A Neovim plugin that opens a terminal with the Coding Agent (crush, opencode, claude, gemi | 15 | Codex, OpenCode | 1 | 474 tok |
| MarkusOdenthal/the-knowledge-stack Claude Code plugins from The Knowledge Stack. Tools for developers who ship. | 15 | Claude Code | 10 | 961 tok |
| li195111/claude-token-analyzer Diagnoses token waste in Claude Code sessions. 6 anomaly types, cost audit, trend forecast | 15 | Claude Code | 1 | 1,044 tok |
| whinc/my-claude-plugins Personal claude plugins. | 15 | Claude Code | 1 | — |
| livoras/better-playwright-mcp | 15 | Claude Code | 1 | 595 tok |
| ray-manaloto/notebooklm-claude-integration NotebookLM integration for Claude Desktop (MCP) and Claude Code (Plugin) - unified researc | 15 | Claude Code, Codex, OpenCode | 3 | 3,194 tok |
| jgamaraalv/ts-dev-kit Claude Code plugin: 15 agents + 14 skills for TypeScript fullstack development | 15 | Claude Code | 1 | 1,052 tok |
| settlemint/sdk settlemint.com Integrate SettleMint into your application with ease. | 15 | Claude Code | 12 | 2,751 tok |
| dondetir/CodeGrok_mcp CodeGrok MCP is a Model Context Protocol (MCP) server that enables AI assistants to intell | 15 | Claude Code | 1 | 972 tok |
| open-circle/agent-skills Public repository for Agent Skills | 15 | Claude Code, Codex, OpenCode | 2 | 253 tok |
| pydantic/claude-code-logfire-plugin Claude Code plugin that sends OpenTelemetry traces to Logfire. | 15 | Claude Code | 1 | 995 tok |
| openonion/connectonion-claude-plugin connectonion-claude-plugin.vercel.app Official ConnectOnion Claude Code plugin - Build AI agents correctly with documentation-gr | 15 | Claude Code | 7 | — |
| fru-dev3/AI-Ready-Life AI Ready Life — domain plugins for personal life management (health, wealth, tax, career). | 15 | Codex, OpenCode | 1 | 469 tok |
| sbom-tool/gh-guard sbom.tools CI/CD supply chain hardening plugin for Claude Code, designed for Rust projects | 15 | Claude Code | 1 | 1,432 tok |
| WhiskeyJack96/obsidian-agent An obsidian plugin providing an acp client implementation. This allows you to use claude-c | 15 | Claude Code | 2 | 1,365 tok |
| maksutovic/joycraft CLI + Claude Code plugin that scaffolds and upgrades AI development harnesses — from vibe | 15 | Claude Code, Codex, OpenCode | 5 | 2,479 tok |
| mnardit/agent-recall max.nardit.com Persistent memory for AI coding agents. SQLite-backed knowledge graph with MCP server. | 15 | Claude Code | 1 | 1,287 tok |
| jfim/obsidian-tasks-mcp Obsidian tasks MCP server | 15 | Claude Code | 1 | 357 tok |
| chemrich/MCPymol mcp server for pymol for conversational protein display | 15 | Claude Code | 1 | — |
| hancengiz/youtube-transcript-mcp MCP server for retrieving YouTube video transcripts. Extract, summarize, and analyze video | 15 | Claude Code | 1 | 2,406 tok |
| mcp-hangar/mcp-hangar mcp-hangar.io MCP policy enforcement plane — deterministic policy on every Model Context Protocol call: | 15 | Codex, OpenCode | 1 | 4,108 tok |
| Clientell-Ai/salesforce-skills Salesforce development skills for AI coding agents - Apex, Flows, LWC, SOQL, security, dep | 15 | Claude Code, Codex, OpenCode | 3 | 746 tok |
| zime-ai/zime-gtm-skills zime.ai Build your own sales-call review tooling: 41 open Agent Skills that audit call transcripts | 15 | Claude Code, Codex, OpenCode | 2 | 1,681 tok |
| centsandcode/rubber-duck centsandcode.github.io Socratic debugging for AI agents. Don't give me the answer. Help me find it. | 15 | Codex, OpenCode | 1 | 856 tok |
| stefanwebb/named-pipes Low-latency IPC library for building persistent agentic tool servers (LLM inference, TTS, | 15 | Claude Code | 4 | 899 tok |
| synpulse8-opensource/pulse8-ai-cortex-knowledge-vault synpulse8.com Agent-native knowledge OS built on Markdown. A shared vault for AI agents and humans, back | 15 | Codex, Cursor, OpenCode | 11 | 974 tok |
| robisson/build-like-amazon-agent-skills Production-grade engineering skills for AI coding agents, built on Amazon Way of building | 15 | Claude Code, Codex, OpenCode | 2 | 6,332 tok |
| zircote-plugins/claude-team-orchestration zircote-plugins.github.io Multi-agent orchestration plugin for Claude Code. Coordinate agent teams with shared tasks | 15 | Claude Code | 1 | 993 tok |
| wonsukchoi/domain-experts domainexperts.dev all human experts into AI agents | 15 | Claude Code, Codex, OpenCode | 2 | 2,786 tok |
| msrbuilds/animate-css-skill Claude Code skill that adds Animate.css animations to HTML, React/JSX, and WordPress PHP t | 15 | Claude Code | 1 | 479 tok |
| DevOtts/build-it Autonomous delivery orchestrator for Claude Code — hand it a goal and a numbered Definitio | 15 | Claude Code | 1 | — |
| jikig-ai/soleur soleur.ai The Company-as-a-Service platform. Build, ship, and scale -- powered by AI teams. | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 11 | 1,613 tok |
| derailed-dash/agentic-ui-testing codelabs.developers.google.com Google Developer Codelab: Automated UI Testing with Gemini CLI and BrowserMCP, and Playwri | 15 | Gemini CLI | 1 | 618 tok |
| ipavelm/ultimate-product-discovery-skill docs.claude.com Ultimate Claude Skill for Product Discovery. 18 tasks across 6 blocks: Market Analysis, Cu | 15 | Claude Code | 1 | 229 tok |
| T4cceptor/centian centian.ai Give your AI agents structure, guardrails, and full observability — the Agent control plan | 15 | Claude Code, Codex, OpenCode | 2 | 1,796 tok |
| XBP-Europe/sagemath-mcp pypi.org Stateful SageMath MCP server: 40 tools for symbolic math, algebra, number theory, graphs, | 15 | Claude Code, Codex, OpenCode | 2 | 3,886 tok |
| mick-gsk/drift mick-gsk.github.io Claude Code plugin that tells your agent when it is about to build something that already | 15 | Claude Code, GitHub Copilot | 58 | 13,772 tok |
| qwerfunch/cladding npmjs.com For an organization to trust AI with its code, three things must hold — trust, traceabilit | 15 | Claude Code, Codex, OpenCode | 3 | 3,743 tok |
| clowlove/Hermes-House clowlove.github.io 🤖 Self-Evolving Multi-Agent AI System | 116+ Skills | TrendRadar · Reviewer | Learn, Buil | 15 | Codex, OpenCode | 1 | 641 tok |
| eddmann/obsidian-mcp MCP server for git-backed Obsidian vaults. Access and manage notes through Claude, ChatGPT | 15 | Claude Code | 4 | 3,223 tok |
| WFord26/BetTrack FastMCP server providing sports betting odds and ESPN data to Claude Desktop. Features pla | 15 | Claude Code, GitHub Copilot | 4 | 8,113 tok |
| sandraschi/virtualization-mcp MCP Server and Webapp for VirtualBox, Hyper-V and Windows sandbox. VM operations, network | 15 | Claude Code, Codex, Cursor, OpenCode | 5 | 1,040 tok |
| Geo-ff/make-it-real A portable AI-agent skill that turns rough ideas into project specs, delivery scopes, and | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 412 tok |
| mryll/codexbar OpenAI Codex CLI usage limits for Waybar and the Omarchy shell. Session, weekly, code revi | 15 | Claude Code | 1 | 857 tok |
| theerud/gemini-llm-council Multi-LLM consensus extension for Gemini CLI. Inspired by Andrej Karpathy's llm-council. | 15 | Gemini CLI | 1 | 311 tok |
| nnemirovsky/iwdp-mcp MCP server + CLI for iOS Safari debugging via ios-webkit-debug-proxy — full WebKit Inspect | 15 | Claude Code | 1 | 1,855 tok |
| marianfoo/sap-mcp-servers Monorepo for SAP MCP servers (API Hub, Road Map Explorer, SAP Notes) and their shared SAP | 15 | Claude Code, Codex, OpenCode | 2 | 2,576 tok |
| gamedevpl/www.gamedev.pl gamedev.pl Point Claude Code, Cursor, or any MCP-capable agent at this server and it builds a real, p | 15 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 12 | 5,144 tok |