45,030 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 agents8,564Claude Code6,906Git and workflow3,633Data and AI3,578Backend and APIs3,558Languages3,494Planning3,322Code review2,906Testing2,695DevOps and cloud2,496Writing and docs2,489Memory and context2,375Research2,320Frontend2,312Security2,181Project management1,980
All Claude Code32,552 Codex24,920 OpenCode23,840 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,771 Windsurf202 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| 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 |
| memodb-io/cueclaw Orchestrate agent workflows with natural language. Claude Agent SDK → execution plans → co | 6 | Claude Code | 1 | 1,704 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 |
| tosin2013/helmdeck helmdeck.dev A self-hosted, containerized platform for AI agents, exposed as Capability Packs — schema- | 6 | Claude Code | 1 | 363 tok |
| zlatkoc/youtube-summarize MCP server that fetches YouTube video transcripts and optionally summarizes them. | 6 | Claude Code | 1 | 922 tok |
| alexcassol/claude-vb6-skills Claude Code skills for keeping Visual Basic 6 codebases alive — conventions, CSEH error ha | 6 | Claude Code | 1 | 1,796 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 | 571 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 |
| 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 |
| hesprs/synthkernel hesprs.github.io 🧩 A type-safe and composable architecture for modular monolith development in TypeScript. | 6 | Codex, OpenCode | 1 | 137 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 |
| 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 |
| 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 |
| jayasukuv11-beep/agenthelm agenthelm.online Shared, versioned memory for AI coding agents — MCP server with git-style history (log/dif | 6 | Cursor | 1 | 320 tok |
| badchars/wifi-security-mcp-server npmjs.com Full-spectrum wireless security MCP server — WiFi, Bluetooth, RF/SDR, NFC/RFID, Cellular/5 | 6 | Claude Code | 1 | 441 tok |
| CHANGGELY/claude_codex_gemini_mem Cross-window/cross-session AI memory system (Claude Code / Gemini / Codex) | 6 | Claude Code | 4 | 830 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 |
| sandraschi/jellyfin-mcp Jellyfin library automation via FastMCP — self-hosted media agent bridge. For Cursor / Cla | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 737 tok |
| TeamManagementPlugin/claude-plugin team.management Your AI on rails, on your terms — an open-source Claude Code plugin that enforces every pr | 6 | Claude Code | 1 | 1,766 tok |
| techgangboss/agentstore agentstore.tools Open-source marketplace for Claude Code plugins. Publish in 2 HTTP requests, earn 80% in U | 6 | Claude Code | 1 | 1,278 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 |
| yihefeikong-rgb/ai-plc-integration-public Local AI automation workbench for Siemens PLC and industrial-robot R&D: MCP, TIA Portal V2 | 6 | Claude Code | 1 | 1,998 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 |
| rutvij26/chess-context rutvij26.github.io Semantic chess intelligence MCP for Claude — position analysis, game review, player scouti | 6 | Claude Code | 1 | 991 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 |
| KongGithubDev/SAMP-MCP A comprehensive MCP server for SA-MP server development and management | 6 | Cursor | 1 | 708 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 |
| ByAxe/keynote-mcp A Model Context Protocol (MCP) server that enables AI assistants to control Keynote presen | 6 | Claude Code | 1 | 1,312 tok |
| contextfs/contextfs contextfs.ai Universal AI Memory Layer - Cross-client, cross-repo context management with RAG. Works wi | 6 | Claude Code | 1 | 4,786 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 |
| polymind-inc/agent-framework-js npmjs.com A TypeScript implementation of the Microsoft Agent Framework programming model, with seman | 6 | Claude Code | 1 | 775 tok |
| CN-big-cabbage/github-skill-distiller Distill GitHub projects into ready-to-publish AI skills in 5 minutes. Supports Claude Code | 6 | Claude Code | 1 | — |
| 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 |