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 |
|---|---|---|---|---|
| epicsagas/alcove epicsagas.github.io Alcove is an MCP server that gives AI coding agents on-demand access to your private proje | 15 | Codex, OpenCode | 1 | 2,191 tok |
| pinecone-io/skills Pinecone's official Agent Skills library, for use with agentic IDEs such as Cursor, Github | 15 | Claude Code | 1 | 517 tok |
| piyushverma0/android-agent-skills android-agent-skills.vercel.app 27 Android skills for AI agents (Claude Code, Codex, Cursor). Fixes Supabase auth, Hilt er | 15 | Codex, OpenCode | 1 | 596 tok |
| backspace-shmackspace/claude-devkit bksp.ca claude-devkit - an agentic coding framework | 15 | Claude Code, Gemini CLI | 2 | 1,674 tok |
| domengabrovsek/claude Custom configuration for Claude Code that turns it into a disciplined engineering partner | 15 | Claude Code | 1 | 2,132 tok |
| charmonye/landkit Reusable file-first kit for AI-assisted landscape design projects. | 15 | Codex, OpenCode | 1 | 1,533 tok |
| teklabsdigital/x2-method AI builds faster than anyone, with no skin in the game and no memory of yesterday. How do | 15 | Claude Code | 1 | — |
| XiaoConstantine/sgrep xiaocui.me semantic grep | 15 | Codex, OpenCode | 1 | 524 tok |
| burhankhatri/e2e-testing A set of 8 global skills for Claude Code that enforce disciplined, test-driven agentic dev | 15 | Claude Code | 1 | 766 tok |
| shirley-xue-2025/usage-guard Proactive 5h usage guard for Claude Code (macOS). Pause before extra wallet on long batch/ | 15 | Codex, OpenCode | 1 | 372 tok |
| buildoak/fieldwork-skills Battle-tested skills for AI agents that do real work | 15 | Codex, OpenCode | 1 | 712 tok |
| ishwarjha/lumen-product-management 18-agent Claude Code PM co-pilot for founders and product leaders. Runs inside Claude Code | 15 | Claude Code | 1 | 995 tok |
| krshforever/bwb-browser npmjs.com Browser Without Bloat — 30KB MCP browser automation server. Raw CDP, zero bloat, works on | 15 | Codex, OpenCode | 1 | 2,530 tok |
| EntityProcess/agentv agentv.dev Light-weight AI agent evaluation and optimization framework | 15 | Claude Code, Codex, OpenCode | 2 | 3,189 tok |
| CloudChef/atlasclaw-providers atlasclaw.ai atlasclaw-providers are the integration with enterprise systems through skills and webhook | 15 | Codex, OpenCode | 1 | 1,777 tok |
| iblai/api ibl.ai Agent skills + a chat MCP server to operate the ibl.ai platform via its REST API. Install: | 15 | Claude Code | 1 | 2,797 tok |
| DKeken/codex-skills-alternative 17 vendor-neutral Agent Skills (SKILL.md) reimplementing the Codex Creative Production + P | 15 | Codex, OpenCode | 1 | 352 tok |
| maojiebc/majia-guanyuan GuanYuan BI · Practical Edition — a hands-on enhancement layer built on top of the officia | 15 | Codex, OpenCode | 1 | 2,105 tok |
| radimsem/forge-skills Combines the most-used agentic skills into one unified issue-fixing workflow — a true blac | 15 | Claude Code | 1 | 1,885 tok |
| HolobiomicsLab/asb-skill-collections holobiomicslab.cnrs.fr Curated, evidence-grounded skill and software-tool collections for scientific AI agents, g | 15 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,554 tok |
| andrader/jup andrader.github.io jup is a command-line tool for installing and managing agent skills across different ai ag | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 1,611 tok |
| Swih/mistral-mcp Full Mistral AI MCP server — OCR, Voxtral audio, Codestral FIM, durable workflows, documen | 15 | Claude Code | 1 | 3,342 tok |
| syf2211/ruledoctor skills.sh Agent Skill: read CLAUDE.md & project rules before coding. Optional CLI audit + hooks. Cla | 15 | Claude Code, Codex, OpenCode | 4 | 215 tok |
| graph-memory/graphmemory graphmemory.dev MCP server that builds a semantic graph memory from your project — indexes docs, code, and | 15 | Claude Code | 1 | 815 tok |
| PinMeTo/pinmeto-location-mcp pinmeto.com PinMeTo MCP server that enables users with authorized credentials to unlock their data | 15 | Claude Code, Codex, OpenCode | 4 | 2,582 tok |
| falense/openpaper A personalized newspaper that knows only you will ever read it. Claude Code plugin that tu | 15 | Claude Code, Codex, OpenCode | 3 | 263 tok |
| cloudx-io/cloudx-sdk-agents docs.cloudx.io AI-agent guidance for integrating the CloudX SDK — Claude Code, Codex, and Cursor. Facts f | 15 | Claude Code, Codex, OpenCode | 2 | 524 tok |
| NiclasOlofsson/dbt-core-mcp dbt Core MCP Server: Interact with dbt projects via Model Context Protocol | 15 | GitHub Copilot | 4 | 8,657 tok |
| grahambrooks/symgraph Semantic code intelligence MCP server - build knowledge graphs of codebases to enhance AI- | 15 | Claude Code, Codex, OpenCode | 2 | 1,204 tok |
| kojott/claude-docu-optimizer Claude Code plugin for optimizing CLAUDE.md and docs/ ecosystem. Token analysis, anti-patt | 15 | Claude Code | 1 | 728 tok |
| brsbl/ottonomous Set of Claude Code skills for product development | 15 | Claude Code | 1 | 1,291 tok |
| komluk/scaffolding Spec-driven multi-agent orchestration plugin for Claude Code — 13 agents, 35 skills, per-p | 15 | Claude Code | 1 | 1,120 tok |
| berrzebb/consensus-loop Claude Code plugin — structural guardrails for multi-agent software development. RTM-based | 15 | Claude Code | 1 | 1,064 tok |
| prodlint/prodlint prodlint.com Your vibe-coded app has hardcoded secrets, missing auth, and hallucinated imports. Find ou | 15 | Claude Code, Codex, OpenCode | 2 | 4,355 tok |
| aliaihub/skilldeck Desktop app for managing AI agent skill files across projects and tools | 15 | Claude Code | 1 | 3,753 tok |
| zauberzeug/nicegui-template A copier template for a basic NiceGUI project | 15 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 48 tok |
| regexp-lin/llm-wiki-agent AI-powered wiki agent that ingests source documents, extracts knowledge, and builds a pers | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 12 | 2,632 tok |
| JavanC/Homunculus | 15 | Claude Code | 1 | 361 tok |
| OpenScribbler/syllago syllago.dev A content management system for AI coding tools. Convert between tools, bundle content int | 15 | Claude Code, Codex, OpenCode | 7 | 1,511 tok |
| OutlineDriven/odin-codex-plugin outlinedriven.github.io Outline-Driven Development for Codex CLI - methodology + skills + agents for OpenAI Codex | 15 | Codex, OpenCode | 1 | 10,608 tok |
| hletrd/kiwi-paper 🥝 Turns dense academic papers or API documentation into Baidu Baike-style articles. Suppo | 15 | Codex, Gemini CLI, OpenCode | 2 | 2,052 tok |
| Mark7766/ai-coding-ok Helps you code with AI like an experienced developer, solving issues with poor AI-generate | 15 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,374 tok |
| robot-accomplice/architext npmjs.com Local JSON-backed architecture, release truth, rules, and dataflow viewer for data-only re | 15 | Claude Code, Codex, OpenCode | 2 | 7,852 tok |
| 45ck/skill-harness Umbrella installer and agent harness for the skill-pack suite across Claude and Codex. | 15 | Claude Code, Codex, OpenCode | 2 | 2,503 tok |
| proofsh/obsidian-notes-rag Local vector store for Obsidian notes with semantic search via MCP server | 15 | Claude Code | 1 | 1,233 tok |
| bezael/sdd-creator Genera specs siguiendo la metodología Spec-Driven Development de Dominicode (Bezael Pérez) | 15 | Claude Code | 1 | 397 tok |
| ponylabs/VibeGuard A lightweight governance layer for vibe coding projects. | 15 | Codex, OpenCode | 1 | 34 tok |
| pdufour/browser-use-wasm pdufour.github.io | 15 | Cursor, Gemini CLI | 2 | 738 tok |
| vitas/evidra evidra.cc Open-source MCP execution-evidence recorder: wraps one upstream MCP server and records wha | 15 | Claude Code | 1 | 2,131 tok |
| HendryAvila/Hoofy hendrycode.xyz Hoofy — AI development companion MCP server. Persistent memory, spec-driven development, a | 15 | Codex, OpenCode | 1 | 2,790 tok |