45,012 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 agents8,549Claude Code6,896Git and workflow3,630Data and AI3,579Backend and APIs3,559Languages3,491Planning3,321Code review2,909Testing2,691DevOps and cloud2,492Writing and docs2,490Memory and context2,374Research2,321Frontend2,311Security2,183Project management1,977
All Claude Code32,540 Codex24,898 OpenCode23,819 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| redwoodmeridian/nexus-for-meta redwoodmeridian.github.io Connect your Facebook Ads, Pages, Instagram and lead forms to Claude Code. Ask about spend | 8 | Claude Code | 1 | 1,068 tok |
| pitlane-ai/pitlane Race a baseline vs a skill or MCP on real tasks. Hard checks show if it got better, faster | 8 | Codex, OpenCode | 1 | 287 tok |
| memi-design/design-skills Practical design judgment for AI coding agents: 94 governed skills for craft, research, ge | 8 | Codex, OpenCode | 1 | 237 tok |
| yegor256/dogent Command line linter for your agentic manifestos, like SKILL.md and CLAUDE.md | 8 | Claude Code | 1 | 306 tok |
| teamtinvio/jaz-ai jaz.ai Fastest ledger for agents. Jaz accounting plugins, skills, MCP server, and CLI for Claude, | 8 | Claude Code, Codex, OpenCode | 1 | 643 tok |
| mgiovani/cc-arsenal 45 production-grade AI agent skills for real dev workflows. Code review, shipping, docs, g | 8 | Claude Code, Codex, OpenCode | 2 | 4,516 tok |
| tartinerlabs/skills Claude Code skills for git workflows, GitHub automation, security audits, code refactoring | 8 | Codex, OpenCode | 1 | 2,900 tok |
| hani-q/qstack A personal stack of agent skills for reviewable planning, disciplined execution, and durab | 8 | Codex, OpenCode | 1 | 384 tok |
| CodandoTV/awesome-ai-coding-assistants-playbook A centralized map of references for configuring AI coding assistants — skills, instruction | 8 | Claude Code | 1 | 831 tok |
| koinod/koino-skills Free AI agent skills for business automation. Sales, content, ops, growth. Compatible with | 8 | Claude Code | 1 | 315 tok |
| Victory-7291/project-scaffold-setup-skills Reusable agent skills for scaffolding C++ and embedded projects | 8 | Codex, OpenCode | 1 | 995 tok |
| jeffrigby/somepulp-agents Claude Code plugin providing AI-powered agents for code auditing, research, and multi-mode | 8 | Claude Code | 1 | 2,976 tok |
| littlebearapps/pitchdocs littlebearapps.com Turn any codebase into professional, marketing-ready GitHub documentation — powered by AI | 8 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 6,155 tok |
| DmitriyYukhanov/claude-plugins Personal collection of Claude Code plugins and skills: development workflows, cross-model | 8 | Codex, OpenCode | 1 | 1,217 tok |
| Elnora-AI/elnora-linear Linear workspace for Claude Code — search, bulk edit, agents, and a config-driven curator. | 8 | Claude Code, Codex, OpenCode | 1 | 1,807 tok |
| Cubenest/rrweb-stack cubenest.in Two OSS products on one rrweb substrate: tracelane (self-contained HTML test-failure repla | 8 | Claude Code, Codex, OpenCode | 2 | 2,680 tok |
| bitflight-devops/hallucination-detector Zero-dependency Claude Code plugin that catches speculation, invented causality, and fake | 8 | Claude Code | 1 | 348 tok |
| thisAAY/archeyes Bidirectional plan diagrams for AI coding agents — the diagram is an input device. | 8 | Claude Code | 1 | 1,284 tok |
| ivanostanin/lucius-mcp ivanostanin.github.io A feature-rich Model Context Protocol (MCP) server and CLI for Allure TestOps TMS. | 8 | Codex, OpenCode | 1 | 374 tok |
| sphinx-contrib/mcp sphinx-contrib.github.io Sphinx extension for documenting MCP tools, prompts, resources and resource templates. | 8 | Claude Code, Codex, OpenCode | 2 | 755 tok |
| V-Songbird/razor YAGNI checks for Claude Code and Codex: reconsider dependencies, file growth and unnecessa | 8 | Claude Code, Codex, OpenCode | 2 | 1,232 tok |
| ABMJ/tenable-sc-mcp-server Production-ready MCP server for Tenable Security Center with intelligent caching. 90% toke | 8 | Codex, OpenCode | 1 | 1,269 tok |
| jpwang1208/find-skills-x AI-powered skill discovery tool for finding and recommending agent skills across 8+ platfo | 8 | Codex, OpenCode | 1 | 229 tok |
| trentisiete/endy npmjs.com Multi-agent control plane for coding CLIs (Codex, OpenCode, CommandCode, Hermes) with one | 8 | Codex, OpenCode | 1 | 3,029 tok |
| luckeyfaraday/frontier-orchestrator Multi-agent orchestration for Claude Code: MCP server + skill that keeps Claude as lead en | 8 | Claude Code, Codex | 1 | — |
| vibestackdev/vibe-stack vibestack0.gumroad.com 29 .mdc architecture rules that prevent AI coding assistants from hallucinating insecure a | 8 | Claude Code, Codex, OpenCode | 2 | 2,642 tok |
| hslee16/Archy Architectural sensor for Python codebases - keeps structure honest under AI-assisted devel | 8 | Claude Code, Codex, OpenCode | 2 | 4,029 tok |
| kazakago/cc-mascot kazakago.github.io A desktop mascot that speaks responses from AI coding agents. | 8 | Codex, OpenCode | 1 | 1,341 tok |
| ojamin/okf-loom Toolkit for turning Markdown docs bundles into validated OKF knowledge graphs, with a loca | 8 | Claude Code, Codex, OpenCode | 2 | 877 tok |
| Supersynergy/agent-token-saver Cuts what your coding assistant spends per task, and shows you the numbers. Works with Cod | 8 | Claude Code, Codex, OpenCode | 2 | 474 tok |
| maxzrff/KnowledgeMCP Model Context Protocol (MCP) server for local vector storage & semantic search (ChromaDB, | 8 | GitHub Copilot | 1 | 153 tok |
| ehurrn/newsroom-extension AI investigative journalism toolkit — OSINT, FOIA engineering, corporate veil piercing, li | 8 | Codex, Gemini CLI, OpenCode | 2 | 2,571 tok |
| x-hannibal/webshift Shift noisy web pages into clean, context-ready text for LLMs — Rust library & MCP server | 8 | Claude Code | 1 | 1,793 tok |
| alsi-lawr/agent-term.nvim Run agentic TUIs inside Neovim with persistent float/panel views and editor-context helper | 8 | Codex, OpenCode | 1 | 1,321 tok |
| tb0hdan/wass-mcp Web Application Security Scanner MCP Server | 8 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 191 tok |
| snyk/saw-mcp | 8 | Claude Code, Codex, OpenCode | 2 | 1,968 tok |
| timescale/tiger-skills-mcp-server MCP server to provide a model with a set of skills | 8 | Claude Code | 1 | 211 tok |
| yashau/dexgram Lightweight Telegram bridge for Codex on Windows | 8 | Claude Code, Codex, OpenCode | 2 | 1,834 tok |
| Trenza1ore/GitCode-API gitcode-api.readthedocs.io Easy-to-use Python SDK for the GitCode REST API. Providing a built-in CLI tool and optiona | 8 | Claude Code, Codex, OpenCode | 2 | 3,160 tok |
| cotdp/scraper-mcp cutler.sg Context-optimized MCP server for web scraping. Reduces LLM token usage by 70-90% through s | 8 | Claude Code | 3 | 1,507 tok |
| donbr/lifesciences-research AI Agent wrappers for Life Sciences APIs (Open Targets, ChEMBL, UniProt). Accelerating dru | 8 | Claude Code | 23 | 4,822 tok |
| PerkyZZ999/MemorizedMCP creativewebconcept.ca MemorizedMCP delivers a high‑performance, local‑first MCP Server in Rust that equips AI ag | 8 | Claude Code, Cursor | 2 | — |
| fanzeyi/jellycat A Jellyfish inspired CLI tool for managing Jujutsu (jj) changesets with GitHub PRs | 8 | Claude Code | 1 | 725 tok |
| art9mid/arc-skill AI agent skill for scaffolding production-ready React Native (Expo) projects. Architecture | 8 | Claude Code, Codex, Cursor, OpenCode | 4 | 2,221 tok |
| tsnAnh/flutter-agentic-starter The production-ready Flutter starter built for Claude Code, Cursor, Codex, and modern AI c | 8 | Claude Code, Codex, OpenCode | 2 | 3,715 tok |
| tinesoft/spec-kit-token-budget Token Budget 💰 — a Spec Kit extension for token-efficient SDD | 8 | Claude Code | 2 | 1,547 tok |
| CaptainYouz/agentdex captainyouz.github.io Local command center for AI skills, agents & rules across Cursor, Claude, and Codex — full | 8 | Claude Code | 1 | 1,484 tok |
| Bundl-AI/bundl-cli bundl.ai Bundl - The open corpus standard for AI employees. Define how your company works once. Eve | 8 | Claude Code, Codex, OpenCode | 2 | 306 tok |
| bntvllnt/codebase-intelligence npmjs.com CLI-first TypeScript codebase analysis with hotspots, impact, dead-export detection, and a | 8 | Claude Code, Codex, OpenCode | 2 | 3,174 tok |
| alficlaw01/claw3d claw3d-office-alfi1.vercel.app 3D AI agent office — forked from iamlukethedev/Claw3D | 8 | Codex, OpenCode | 1 | 129 tok |