43,652 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| itsmeduncan/commonplace itsmeduncan.com Self-hosted, privacy-tiered memory for your AI agents. | 9 | Claude Code | 1 | 2,629 tok |
| DollhouseMCP/collection A Free, Open Source, collection of personas, prompts, skills, memories, agents, and more. | 9 | Claude Code | 1 | 2,012 tok |
| anthillnet/sinain-hud Ambient intelligence that sees what you see, hears what you hear, and acts on your behalf | 9 | Claude Code, Codex, OpenCode | 3 | 4,654 tok |
| calque-ai/go-calque calque.ai A composable multi-agent AI framework for Go that makes it easy to build production-ready | 9 | Codex, OpenCode | 1 | 876 tok |
| jonaylor89/freqmoda blog.jonaylor.com audio editing server and playground | 9 | Claude Code, Codex, OpenCode | 2 | 296 tok |
| dkyazzentwatwa/threads-mcp-crawler Mark Zuckerberg's worst nightmare. Crawls Meta Threads for data. | 9 | Claude Code | 1 | 4,049 tok |
| fblgit/claudebench Claude Code Best Friend, a workbench for task management and swarm orchestration | 9 | Claude Code | 4 | 2,377 tok |
| HughesCuit/heventure-search-mcp Free, API-key-free MCP web search server — DuckDuckGo, Bing, Google + optional SerpAPI/Tav | 9 | Claude Code | 1 | 233 tok |
| kevyder/banrepco_mcp Bank of the Republic of Colombia MCP Server | 9 | Claude Code, Codex, OpenCode | 11 | 840 tok |
| hottweelz/writing-template-for-ai Write a book from first idea to a finished EPUB/PDF with AI — one cross-tool system for Cl | 9 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,173 tok |
| beixiyo/ai-sync Migrate Commands, Skills, and MCP across Cursor, Claude Code, OpenCode, Codex, and other A | 9 | Claude Code, Codex, OpenCode | 2 | 2,582 tok |
| narenkatakam/ux-audit narenkatakam.github.io Give your AI coding assistant a design eye. 12 principles, 13 reference docs, 7 component | 9 | Claude Code, Codex, OpenCode | 2 | 552 tok |
| FindMalek/dukkani dukkani.co Create your online shop in minutes — no code, no stress. | 9 | Claude Code, Codex, Cursor, Windsurf | 41 | 11,808 tok |
| 0xrafasec/ai-workflow AI-assisted development workflow toolkit for Claude Code, Cursor, and Codex — skills, agen | 9 | Claude Code | 1 | 1,179 tok |
| sitemd-cc/sitemd sitemd.cc Websites from Markdown. Built for AI coding agents. | 9 | Claude Code, Codex | 1 | — |
| crunchtools/mcp-trentina Secure MCP server for quarantined web content extraction — two-layer defense against promp | 9 | Claude Code | 1 | 1,154 tok |
| dizzlkheinz/ynab-mcpb MCP server for YNAB. Reconcile bank statements, itemize receipts, manage transactions — | 9 | Claude Code, Codex, OpenCode | 2 | 6,901 tok |
| rgranet/project-coding-companion-skill A Claude Skill that coaches you to write better coding prompts before implementing — evalu | 9 | Codex, Cursor, OpenCode | 2 | 2,849 tok |
| Costumary/gsap-choreography spanthi.com AI coding instructions for scripted GSAP product demo animations — cursor choreography, ti | 9 | Codex, GitHub Copilot, OpenCode | 2 | 1,274 tok |
| baneeishaque/ai-agent-rules | 9 | Claude Code | 1 | — |
| montanetech/codeix Fast semantic code search for AI agents — find symbols, references, and callers across any | 9 | Claude Code | 1 | — |
| DanielGouveiah/glasses daniskills.vercel.app Put your glasses on. Evidence-first planning and bounded implementation diagnosis for AI c | 9 | Claude Code, Codex, OpenCode | 2 | 73 tok |
| sharozdawa/ai-visibility Track your brand visibility across ChatGPT, Perplexity, Claude, and Gemini. Open source al | 9 | Claude Code | 1 | — |
| tago-io/mcp-server tago.io @tago-io/mcp-server | Model Context Protocol integration for TagoIO Platform | 9 | Claude Code, Codex, OpenCode | 2 | 3,456 tok |
| gianlucamazza/mcp_python_toolbox MCP server giving AI assistants a toolbox for Python development. | 9 | Claude Code | 1 | 253 tok |
| walkindude/cli-bridge Turn any CLI into an MCP tool that agents actually use. | 9 | Claude Code, Codex, OpenCode | 2 | 1,488 tok |
| kontent-ai/mcp-server kontent.ai The Official Kontent.ai MCP server. Connect your AI with Kontent.ai. | 9 | Claude Code | 1 | 2,362 tok |
| AbdullahMalik17/Hacathan_5 hacathan5-4qk9qwxii-muhammad-abdullah-athars-projects.vercel.app Website Link | 9 | Claude Code | 62 | 2,321 tok |
| aiperceivable/apflow aipartnerup.com **AI-Perceivable Distributed Orchestration** apflow is a distributed task orchestration e | 9 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,661 tok |
| DilawarShafiq/unworldly pypi.org The flight recorder for AI agents. Tamper-proof, ISO 42001 + HIPAA-compliant audit trails | 9 | Claude Code | 14 | 2,892 tok |
| djinilabs/helpmaton helpmaton.com Workspace-based platform for managing AI agents. | 9 | Cursor | 1 | 1,031 tok |
| DemboNauta/skill-doc-generator npmjs.com MCP server that turns any documentation URL into a Claude Code skill file. No API key requ | 9 | Claude Code | 4 | — |
| xmartlabs/vytalLink vytallink.xmartlabs.com VytalLink is a digital health platform connecting personal health data—including Apple Hea | 9 | Claude Code, Codex, OpenCode | 3 | 2,289 tok |
| dgenio/contextweaver Budget-aware context compilation and context firewall for tool-heavy AI agents. | 9 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 20,621 tok |
| thedoublejay/gather-step gatherstep.dev A local-first code graph for AI coding assistants working across multiple repositories. | 9 | Codex, OpenCode | 1 | 905 tok |
| AmElmo/loadout One app to manage MCPs, skills, rules, hooks, subagents and plugins across Claude, Codex, | 9 | Claude Code | 1 | 1,780 tok |
| gabcoyne/airflow-unfactor gabcoyne.github.io MCP server for LLM-assisted conversion of Apache Airflow DAGs to Prefect flows | 9 | Claude Code | 1 | 1,029 tok |
| creatornader/atrib atrib.dev Verifiable agent actions. Every action becomes signed context for the next. Ed25519 signat | 9 | Claude Code, Codex, OpenCode | 4 | 20,202 tok |
| asya-ai/asya-chat-ui Better, open-source, LLM wrapper (user management, text processing, file processing, image | 9 | Codex, OpenCode | 1 | 565 tok |
| Andes-Software-Solutions/Andes.Extensions.AI nuget.org Composable Microsoft.Extensions.AI IChatClient middlewares for .NET — tool-call tracking w | 9 | Claude Code | 17 | — |
| opendatahub-io/rhoai-mcp Prototype MCP server for RHOAI | 9 | Claude Code | 2 | 1,692 tok |
| bhargavamin/contexer contexer.ai Contexer keeps the important engineering decisions behind your software current and availa | 9 | Claude Code, Codex, OpenCode | 2 | 13,522 tok |
| strato-space/media-gen-mcp Media Gen MCP — Strict TypeScript MCP server for OpenAI gpt-image-1 and sora-2: generate, | 9 | Codex, OpenCode | 1 | 3,044 tok |
| paulieb89/pinescript-mcp pinescript-mcp.fly.dev Pine Script v6 MCP server — documentation lookup and function validation. | 9 | Claude Code, Codex, OpenCode | 2 | 1,374 tok |
| seatable/seatable-mcp mcp.seatable.com 🤖 SeaTable Model Context Protocol Server, for allowing AI systems to interact with your S | 9 | Claude Code | 1 | 1,801 tok |
| xLUPOx/cursor-ai-rules-framework Comprehensive AI prompting framework for Cursor IDE - Autonomous Principal Engineer operat | 9 | Claude Code, Cursor | 2 | — |
| vulnmaster/CASE-UCO-SDK cyberdomainontology.org Multi-language SDK (Python, C#, Java, Rust) for building validated CASE/UCO JSON-LD graphs | 9 | Cursor | 1 | — |
| dmitryprg-ai/cursor-develop-autorules | 9 | Claude Code, Codex, Cursor, OpenCode | 28 | 2,082 tok |
| KumaBase/agent-base | 9 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 7 | 3,029 tok |
| SarutobiSasuke8/agentops-template Governed, repo-native AgentOps template for AI-assisted software projects, with cross-agen | 9 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 4,013 tok |