24,815 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| claytono/go-unifi-mcp A Model Context Protocol (MCP) server for UniFi Network Controller, written in Go. | 6 | Claude Code, Codex, OpenCode | 2 | 1,073 tok |
| husk-security/husk | 6 | Claude Code, Codex, OpenCode | 3 | 5,589 tok |
| sebastienrousseau/rlg doc.rustlogs.com Near-lock-free structured logging for Rust: a 65,536-slot ring buffer, formatting deferred | 6 | Claude Code, Codex, OpenCode | 2 | 1,550 tok |
| gabrielmahia/mpesa-mcp pypi.org MCP server for M-PESA Daraja API — STK push, B2C, balance, status. 7 tools. | 6 | Codex, GitHub Copilot, OpenCode | 2 | 1,267 tok |
| memoweft/memoweft npmjs.com Long-term memory for AI apps that keeps evidence, inference, and conflicts distinct. | 6 | Codex, OpenCode | 1 | 360 tok |
| paulieb89/bailii-mcp BAILII case law MCP server — search UK court judgments, retrieve full text with section ex | 6 | Claude Code, Codex, OpenCode | 2 | 849 tok |
| austinsonger/GRC-Mapping-Analyst GRC Mapping Analyst is a NIST IR 8477-based toolkit for AI-assisted cybersecurity crosswal | 6 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 4,100 tok |
| BackToCimaCoppi/Praxis A Claude Code skill methodology library for setting rules for AI-driven development: seven | 6 | Codex, OpenCode | 1 | 1,758 tok |
| Neetx/eso-skills Aurbis — a free, open-source AI skill pack that turns Claude (or other providers/agents) i | 6 | Codex, OpenCode | 1 | 4,879 tok |
| JohanYP/Opencode-Assistant Self-hosted personal AI assistant on Telegram. Powered by OpenCode + Claude Sonnet (free b | 6 | Codex, OpenCode | 1 | 1,972 tok |
| johanthoren/jeff A model-native quality control plane for agentic software work. Preserved at 6.7.0; develo | 6 | Claude Code, Codex, OpenCode | 1 | 1,875 tok |
| jeltehomminga/figma-design-skills Two composable Claude Code skills for design-to-code fidelity: extract exact specs from Fi | 6 | Codex, OpenCode | 1 | 786 tok |
| tuliosousapro/SaaS-blueprint tuliosousapro.github.io BRAINIAC - SaaS Blueprint, NOT an APP. It's a comprehensive playbook and operating system | 6 | Claude Code, Codex, OpenCode | 1 | 1,777 tok |
| timwhitez/AutoRE-CLI Static-only binary analysis CLI and Agent Skill with bounded, evidence-backed output | 6 | Codex, OpenCode | 1 | 520 tok |
| eduardozf/wire-lang wirelang.net | 6 | Claude Code, Codex, OpenCode | 2 | 553 tok |
| kinhluan/skills 🚀 Professional Multi-Agent Skills | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 669 tok |
| rundesk-ai/rundesk-cli Persistent proactive self-improving AI teammates with memory, skills, and schedules. | 6 | Claude Code, Codex, OpenCode | 2 | 7,400 tok |
| tmusser/ai-engineering-skills Portable AI-engineering skills for Claude Code, Codex, and coding agents: bounded scope, m | 6 | Codex, OpenCode | 1 | 385 tok |
| a2uicatalog/a2ui a2uicatalog.ai A2UI Atomic Catalog: 570+ typed A2UI components (atoms) for AI agents. Agents send declara | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 2,790 tok |
| CCDawn/codex-skills skills.sh Chinese-first Codex skill pack for intent alignment, dynamic routing, lightweight developm | 6 | Claude Code, Codex, OpenCode | 2 | 984 tok |
| ni032mas/agent-skills-ru Russian AI agent skills for legal, compliance, business, product and engineering workflows | 6 | Codex, OpenCode | 1 | 189 tok |
| pivoshenko/pivoshenko.ai ai.pivoshenko.dev 🧙♂️ My AI workspace focused on developer productivity and agentic efficiency | 6 | Codex, OpenCode | 1 | 2,552 tok |
| tjcages/skills Methodology-first Agent Skills monorepo (Linear, constitution, accept-gated AI, and more) | 6 | Claude Code, Codex, OpenCode | 2 | 767 tok |
| zinxj/uikit-expert-skill uikit-expert-skill.vercel.app Provide accurate, efficient, and modern UIKit Swift code using an AI agent skill focused o | 6 | Claude Code, Codex, OpenCode | 2 | 1,387 tok |
| cortadel/cortadel cortadel.ai Self-hosted long-term temporal graph memory for AI agents — MCP, REST and a dashboard in o | 6 | Claude Code, Codex, OpenCode | 2 | 3,971 tok |
| dbhosbu-dotcom/renwei Renwei — book-length Chinese AI humanizer. 51 rules covering AI tells, Euro-Chinese syntax | 6 | Codex, OpenCode | 1 | 863 tok |
| ldilov/harness-forge AI coding agent runtime that makes LLMs understand your codebase with repository-aware con | 6 | Claude Code, Codex, OpenCode | 3 | 4,585 tok |
| AbdurRafay2004/handoff A memory and workflow plugin for Claude Code. Just markdown files, No server, no database, | 6 | Claude Code, Codex, OpenCode | 2 | 2,465 tok |
| zenml-io/kitaru-skills zenml.io Agent skills for designing and building durable AI agent workflows with Kitaru | 6 | Claude Code, Codex, OpenCode | 2 | 2,817 tok |
| yailPeralta/ast-mcp-server astmcp.com Correctness-oriented MCP server and batch CLI for compact structural reads and reviewed Ty | 6 | Codex, OpenCode | 1 | 50 tok |
| choiyounggi/dev-loop LLM Knowledge Management • Wiki-grounded verification • RFC-based documentation • Best pra | 6 | Claude Code, Codex, OpenCode | 1 | 4,134 tok |
| metago-ai/metagolifeform metago.life MetaGO Agent Harness (agent runtime control suite) — 100 skills · 112 MCP tools (55+57) / | 6 | Claude Code, Codex, OpenCode | 1 | 37,859 tok |
| ambiental-media/jor-mcp jormcp.ambiental.media MCP server for newsrooms, developed by Ambiental Media. / Servidor MCP para redações, de | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,600 tok |
| Ker102/Harneloop harneloop.kaelux.dev Build self-improving AI agent harnesses with portable harness units, artifact-aware testin | 6 | Codex, OpenCode | 1 | 1,014 tok |
| zaxardery8011-design/execution-proofs Runtime artifact existence & freshness verification for AI agent completion claims. A ligh | 6 | Codex, OpenCode | 1 | 2,121 tok |
| thierry-gilgen-ict/engawa Engawa — the open toolkit for agent-native websites. Bring your agent. | 6 | Codex, OpenCode | 1 | 772 tok |
| blendsdk/fluentui-mcp Agent Skill that teaches AI coding assistants Microsoft Fluent UI React v9 with component, | 6 | Claude Code, Codex, OpenCode | 2 | 1,126 tok |
| lidless-labs/immichctrl lidless.dev Your photo library outgrew the click-grid. immichctrl gives shells, cron, and agents one t | 6 | Claude Code, Codex, OpenCode | 2 | 1,600 tok |
| az-coder-123/excel-mcp Excel MCP Server: Connect AI agents to Excel/CSV files. Securely read, query, and analyze | 6 | Codex, OpenCode | 1 | 1,977 tok |
| Reederey87/grok-build-codex-plugin Codex CLI plugin: delegate reviews and bounded coding tasks to the local Grok Build CLI vi | 6 | Claude Code, Codex, OpenCode | 2 | 733 tok |
| liatrio-labs/slash-command-manager Python CLI tool and MCP server for generating slash commands in AI coding assistants (Curs | 6 | Codex, OpenCode | 1 | 254 tok |
| AdamRussak/self-doc Self-hosted documentation RAG pipeline that serves semantic search to LLM agents over the | 6 | Codex, OpenCode | 1 | 985 tok |
| blake-simpson/belmont An agent agnostic, project agnostic, AI toolkit for running structured coding sessions wit | 6 | Claude Code, Codex, OpenCode | 2 | 12,735 tok |
| azuma520/cinematic-ui akseolabs.com A reasoning-first cinematic web design skill. Makes AI think like a film director — resear | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,879 tok |
| CaesiumY/rocky-skills Rocky's voice from Project Hail Mary as a Claude Code skill — blunt diagnosis, compressed | 6 | Codex, Gemini CLI, OpenCode | 2 | 1,694 tok |
| xiaozhi86/qamaster An intelligent R&D productivity assistant based on large language models. It deeply analyz | 6 | Codex, OpenCode | 1 | 655 tok |
| openplanr/OpenPlanr openplanr.dev The open harness around your coding agent. Plans live in your repo as files, your agent bu | 6 | Claude Code, Codex, OpenCode | 2 | 451 tok |
| moasq/ios-dev-agent Universal iOS development agent - skills, rules, MCP servers for Claude Code, Codex, Curso | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 725 tok |
| Parth308/auditx auditx-cli.vercel.app | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 415 tok |
| open-horizon-labs/repo-native-alignment Code is a graph serialized as text. Agents fail when they reason over the serialization in | 6 | Claude Code, Codex, OpenCode | 35 | 3,895 tok |