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 Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| redscaresu/goldfinger SRE toolkit for managing repos in github at scale | 9 | Claude Code, Codex, OpenCode | 2 | 1,715 tok |
| Juwon1405/agentic-dart findevil.devpost.com Agentic-DART — autonomous detection & response agent. Architecture-first, not prompt-first | 9 | Claude Code, Codex, OpenCode | 2 | 2,541 tok |
| gianlucamazza/mcp-ascii-charts MCP ASCII Charts tool | 9 | Claude Code | 1 | 832 tok |
| rexleimo/LoopForge os.rexai.top Open-source Agent OS in Rust for long-running autonomous workflows: memory, tool sandboxin | 9 | Codex, OpenCode | 1 | 453 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 |
| fblgit/claudebench Claude Code Best Friend, a workbench for task management and swarm orchestration | 9 | Claude Code | 4 | 2,377 tok |
| kevyder/banrepco_mcp Bank of the Republic of Colombia MCP Server | 9 | Claude Code, Codex, OpenCode | 11 | 840 tok |
| beixiyo/ai-sync Migrate Commands, Skills, and MCP across Cursor, Claude Code, OpenCode, Codex, and other A | 9 | Claude Code, Codex, OpenCode | 2 | 3,286 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 | — |
| dizzlkheinz/ynab-mcpb MCP server for YNAB. Reconcile bank statements, itemize receipts, manage transactions — | 9 | Codex, OpenCode | 1 | 2,332 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 |
| 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 | — |
| 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 Local stdio MCP server for Python workspaces: file tools, lint/format, venv/pip, and unsan | 9 | Claude Code | 1 | 253 tok |
| AbdullahMalik17/Hacathan_5 hacathan5-4qk9qwxii-muhammad-abdullah-athars-projects.vercel.app Website Link | 9 | Claude Code | 62 | 2,321 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 |
| 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 |
| lhpaul/ai-dev-framework-template A tool-agnostic AI-assisted development framework template. Structured workflow (Spec → Pl | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 5,827 tok |
| bhargavamin/contexer contexer.ai Contexer keeps the important engineering decisions behind your software current and availa | 9 | Claude Code | 1 | 4,327 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 |
| 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 |
| SYZ-Coder/codebase-knowledge-wiki An open-source project analysis and knowledge organization library for AI-assisted develop | 9 | Claude Code | 4 | — |
| madebyaris/design-rules-ai Skip the AI slop design, let's ship the OG | 9 | Claude Code, Cursor | 5 | — |
| julesvcode/framer-plugin-starter-kit A starter kit to build Framer plugins with Cursor. | 9 | Cursor | 1 | 2,693 tok |
| kadiresen/context-bank npmjs.com Your AI memory bank is eating your context window. Capped, git-committed, retrieval-first | 9 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 599 tok |
| sarkar-ai-taken/riva sarkar.ai Local-first observability and control plane for AI agents. | 9 | Claude Code | 1 | — |
| catuscio/gh-stars-classifier-skill Classify your GitHub stars into semantic categories and sync to GitHub Lists, using LLM's | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 2 | 2,702 tok |
| tablackburn/ai-agent-instruction-modules AIM: Modular, opt-in AI agent instructions for any codebase | 9 | Claude Code, Codex, OpenCode | 2 | 838 tok |
| mjunaidca/robolearn mjunaidca.github.io Book + RAG ChatAgent + SSO + Compunding RI Intelligence built in 2 days. Robolearn is what | 9 | Claude Code, Cursor | 46 | 14,656 tok |
| WellDunDun/reins Harness Engineering CLI — scaffold, audit, evolve, and doctor agent-readiness for any repo | 9 | Claude Code, Codex, OpenCode | 2 | 830 tok |
| Dmatut7/codex-flow Dynamic workflow orchestration for Codex: parallel, resumable, journaled sub-agents for co | 9 | Codex, OpenCode | 1 | 2,079 tok |
| eanai-ro/ean-agentos Persistent memory for AI coding agents. Never solve the same bug twice. Works with Claude | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,146 tok |
| 2aronS/notion-md-agent Markdown-first Notion API server with 10 composite tools for AI agents | 9 | Claude Code, Codex, OpenCode | 2 | 3,298 tok |
| Stahl-G/briefloop briefloop.ai A local Agent workbench based on Codex CLI: source retrieval, brief generation, independen | 9 | Codex, OpenCode | 1 | 1,957 tok |
| seansoreilly/mcp-server-abs MCP server for Australian Bureau of Statistics | 9 | Claude Code | 1 | 1,769 tok |
| sei-newbear/xp-harness A harness for driving AI coding agents through shared XP values — stage-driven skills from | 9 | Claude Code, Codex | 33 | 2,925 tok |
| openbraid/braid Mission control for your agent swarm — know which agent is working, which is stuck, and wh | 9 | Claude Code, Codex, OpenCode | 2 | 1,611 tok |
| sourjya/kiro-rails Steering files, hooks, and workflow scripts that give Kiro AI coding agent persistent engi | 9 | Claude Code | 34 | — |
| xiaomingleng/Chinese-New-Year-Skills | 9 | Claude Code | 1 | — |
| romiluz13/ai-agents-x-google-meetup | 9 | Cursor | 1 | 791 tok |
| zelixag/ai-memex-cli zelixag.github.io Your AI agents, finally with a memory that compounds. AI Memex turns chats, documents, re | 9 | Claude Code, Codex, OpenCode | 16 | 5,198 tok |