31,984 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 |
|---|---|---|---|---|
| Wolfe-Jam/faf-mcp faf.one Persistent Project Context for Cursor, IDEs and VS Code — IANA-registered .faf format · 29 | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,474 tok |
| sichengchen/apple-calendar-cli Access Apple Calendar through CLI. Fully in Swift via EventKit (not Apple Script). | 7 | Claude Code | 3 | — |
| sgomez/developer-skills Unattended PRD delivery for Claude Code | 7 | Claude Code, Codex, OpenCode | 3 | 1,679 tok |
| hutzelmann/thesis-proposal-skills skills.sh Write a convincing thesis proposal with support from AI | 7 | Claude Code, Codex, OpenCode | 3 | 4,668 tok |
| rogerdigital/vault-inspector community.obsidian.md An Obsidian vault health checker for finding broken links, orphan attachments, duplicate f | 7 | Claude Code, Codex, OpenCode | 2 | 2,410 tok |
| cmeans/mcp-synology pypi.org Connect any MCP client to your Synology NAS. Browse, search, and manage files, monitor sy | 7 | Claude Code | 1 | 2,881 tok |
| chinkan/RustFox A Rust-based Telegram AI assistant powered by OpenRouter LLM with built-in sandboxed tools | 7 | Claude Code | 1 | 4,170 tok |
| yeisonrestrepo/code-conductor Spec-first workflow engine for Claude Code: /cc-spec → /cc-plan → /cc-implement, with auto | 7 | Claude Code | 5 | 1,228 tok |
| sparklingneuronics/sparkling-skills sparklingneuronics.ai Give Claude Code a second opinion — run OpenAI Codex & Google Gemini from inside Claude Co | 7 | Claude Code | 1 | 1,191 tok |
| jassics/awesome-claude-security jassics.github.io Claude code skills, agents, memory, profiles to accomplish cybersecurity tasks, projects, | 7 | Claude Code | 1 | 848 tok |
| LH8PPL/core-memory-kit Persistent per-project memory for Claude Code, Kiro, Cursor & Codex - plain markdown commi | 7 | Claude Code | 1 | 26,397 tok |
| davebream/claude-of-alexandria Claude plugin for rigorous biblical study. TDD-built to prevent AI failures: psychologizin | 7 | Claude Code | 2 | 5,437 tok |
| skymanbp/cc-memory Persistent memory for Claude Code. Survives compaction and session boundaries: anti-patch | 7 | Claude Code | 1 | 38,857 tok |
| cyanheads/eur-lex-mcp-server npmjs.com Search EU legislation, CJEU case law, and treaties; traverse the CELLAR relationship graph | 7 | Claude Code, Codex, OpenCode | 2 | 11,822 tok |
| zhurong2020/pyobfus pyobfus.readthedocs.io AST-based Python obfuscator with reverse stack-trace mapping — obfuscate before shipping a | 7 | Claude Code, Codex, OpenCode | 2 | 29,028 tok |
| decantr-ai/decantr decantr.ai Decantr AI design intelligence layer for AI-generated web applications | 7 | Claude Code | 1 | 8,678 tok |
| Devlaner/loomy loomy.devlane.dev Loomy is an open-source collaborative whiteboard. Create infinite boards, invite your team | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 4,094 tok |
| thuandiep1707/codex-harness-javascript Multi-agent harness for OpenAI Codex with Jira-backed workflows, pause/resume, progressive | 7 | Claude Code, Codex, OpenCode | 4 | 5,397 tok |
| nikzlabs/shipit ship-it.ai Self-hosted, chat-driven IDE for running coding agents through your real engineering loop | 7 | Claude Code, Codex, OpenCode | 18 | 10,921 tok |
| tj-smith47/cfgd Declarative, GitOps-inspired, shareable tooling and machine configurations. | 7 | Claude Code | 1 | 1,304 tok |
| DikshitRJ/quickfill-mcp npmjs.com Instant Generative UI MCP Server for AI Agents. Turn static AI chats into live, hot-reload | 7 | Claude Code, Codex, OpenCode | 2 | 764 tok |
| beetlebugorg/tekmetric-mcp beetlebugorg.github.io Ask questions about your Tekmetric shop data using natural language. Get instant answers a | 7 | Claude Code | 1 | 385 tok |
| openma-ai/backchat backchat.openma.dev Local-first desktop workspace for ACP agents—DeepSeek Harness, Claude Code, Codex, Gemini | 7 | Claude Code, Codex, OpenCode | 2 | 988 tok |
| MidnightDarling/collate Chinese-language literature OCR proofreading and reading pipeline for historical researche | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 2 | 9,613 tok |
| uselayout/cli layout.design Layout CLI + MCP server — design system context for AI coding agents | 7 | Claude Code | 3 | 266 tok |
| tonyghiani/ai-essentials My personal AI essentials for rules, skills. subagents and more. | 7 | Claude Code, Codex, OpenCode | 1 | 1,354 tok |
| sroberts/plumbline Repo-level AI coding readiness assessment, in Go. Maps a repository to its level on the AI | 7 | Claude Code | 1 | 2,968 tok |
| gosha70/code-copilot-team Project templates with multi-agent team configurations for AI code copilots. Includes read | 7 | Claude Code, GitHub Copilot | 20 | 31,183 tok |
| ishandutta2007/claude-skills-by-karpathy a viral set of behavioral guidelines popularized by AI researcher Andrej Karpathy to fix t | 7 | Claude Code | 1 | 524 tok |
| cekura-ai/cekura-skills Claude Plug-Ins & Skills for Cekura | 7 | Claude Code, Gemini CLI | 2 | 14,952 tok |
| sahajamit/figma-cli figma cli | 7 | Claude Code | 1 | 1,986 tok |
| clawnify/greybeard Behavioral guidelines for AI coding agents — drop into CLAUDE.md / AGENTS.md to reduce com | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 14,743 tok |
| moberghr/mtk-agent-toolkit moberghr.github.io A Claude Code plugin that enforces your team's coding standards, security policies, and re | 7 | Claude Code, Codex, OpenCode | 60 | 5,884 tok |
| muloka/claude-plugins jj (Jujutsu) plugins for Claude Code that keep coding agents on jj — hard-wall git enforce | 7 | Claude Code | 7 | 1,377 tok |
| reggiechan74/cc-plugins Claude Code Plugin marketplace | 7 | Claude Code | 1 | 420 tok |
| chapmanjw/minecraft-java-fabric-claude-plugin Claude Plugin with Skills and Agents for the MCP Server Mod for Minecraft Java Edition and | 7 | Claude Code | 1 | 2,351 tok |
| WolframInstitute/ClaudePluginComputationalResearch Wolfram-centric Claude plugin for AI-assisted computational research | 7 | Claude Code | 1 | 1,644 tok |
| jawhnycooke/claude-plugins Directory of high quality Claude Code Plugins. | 7 | Claude Code | 1 | 1,001 tok |
| cdeistopened/kdp-kings-wiki Ask KDP Kings — Claude Code plugin for Amazon self-publishing. 12 skills, 15 framework gui | 7 | Claude Code | 1 | 1,406 tok |
| bitflight-devops/skilllint The best platform agnostic Linter for AI agent plugins and skills — validates structure, f | 7 | Claude Code, Codex, OpenCode | 6 | 3,399 tok |
| BENZEMA216/music-analyzer Claude Code plugin — analyze audio files, extract musical features, generate Dreamina prom | 7 | Claude Code | 10 | 632 tok |
| nguyenvanduocit/confluence-mcp A Go-based Model Context Protocol (MCP) server for integrating AI assistants with Atlassia | 7 | Claude Code | 1 | 825 tok |
| aws-geospatial/amazon-location-agent-context Amazon Location Service context for AI coding assistants — available as Kiro Powers, Claud | 7 | Claude Code, Codex, OpenCode | 2 | 2,436 tok |
| alexmond/alexmskills alexmond.org A curated Claude Code plugin marketplace of reusable, self-improving skills and agents — e | 7 | Claude Code, Codex, OpenCode | 3 | 6,132 tok |
| garoon/garoon-mcp-server Garoon official MCP server | 7 | Claude Code, GitHub Copilot | 5 | 1,832 tok |
| sumithr/sumo-qa pypi.org MCP server that brings senior-QA discipline to AI coding assistants — test planning, TDD, | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,294 tok |
| essentialproject/essential-view-builder-mcp This MCP (Model Context Protocol) server provides tools and resources for building high-qu | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 373 tok |
| bshandley/homelab-mcp MCP server for homelab management - Docker, OPNsense, and TrueNAS integration | 7 | Claude Code | 1 | 1,839 tok |
| Whatsonyourmind/deckforge landing-two-beta-63.vercel.app Executive-ready slides, one API call away. API-first AI presentation engine with 32 slide | 7 | Claude Code | 1 | 2,210 tok |
| pwelty/mcp_trilium paulwelty.com 🌳 Model Context Protocol (MCP) server for Trilium Notes - Connect your knowledge base to | 7 | Claude Code, Codex, OpenCode | 2 | 181 tok |