43,712 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 agents7,642Claude Code6,648Data and AI3,676Backend and APIs3,504Languages3,399Planning3,222Git and workflow3,208Code review2,742Testing2,379Memory and context2,369Writing and docs2,323DevOps and cloud2,311Research2,290Frontend2,261Security2,025Productivity1,719
All Claude Code31,996 Codex23,310 OpenCode22,256 GitHub Copilot3,557 Gemini CLI1,917 Cursor1,739 Windsurf141 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jsharma1105/Koshi Context engineering toolkit for AI agents. 24 MCP tools across retrieval, memory, context, | 2 | Codex, OpenCode | 1 | 1,869 tok |
| Wolfe-Jam/bun-sticky-faf FAF CLI for Bun — zero-dependency .faf parser and validator | 2 | Claude Code | 3 | 1,140 tok |
| ashrafmusa/agenticana Self-learning AI agent kit for VS Code & GitHub Copilot - 20 agents, ReasoningBank memory, | 2 | GitHub Copilot | 1 | 1,032 tok |
| asgard-ai-platform/mcp-newebpay pypi.org MCP Server for NewebPay (藍新金流) — 8 AI-callable payment tools via Model Context Protocol | 2 | Claude Code | 1 | 461 tok |
| DoganayBalaban/finance-mcp WealthGuard — MCP server that connects Claude to your Google Sheets for personal finance t | 2 | Claude Code | 1 | 965 tok |
| mako10k/mcp-llm-generator MCP server for LLM text generation with template management using TypeScript SDK | 2 | GitHub Copilot | 1 | 386 tok |
| MacromNex/boltzgen_mcp BoltzGen MCP server for protein binder design | 2 | Claude Code | 1 | 1,058 tok |
| MarceloCaporale/clean-process-ended visualsystemslab.com Local-first MCP process janitor for AI coding agents. Dry-run diagnostics, session close c | 2 | Codex, OpenCode | 1 | 1,167 tok |
| cipherfoxie/agent-bench sovgrid.org Measure whether an MCP server or skill actually improves your coding agent. A/B arms, dete | 2 | Codex, OpenCode | 1 | 784 tok |
| Joe-Heffer/trainer An open-source agentic AI personal trainer for fitness and health. | 2 | Claude Code | 1 | 1,005 tok |
| AxT-Team/uapi-mcp uapis.cn Official MCP (Model Context Protocol) server for UAPI / uapis.cn — 100+ public endpoints e | 2 | Codex, OpenCode | 1 | 929 tok |
| SixHq/bed-of-roses bor-os.io An AI companion that lives on your desktop and does things — builds native Mac apps on dem | 2 | Claude Code | 1 | 4,381 tok |
| seunghyukchoe/copper-mcp Local-first PCB automation for KiCad with safe MCP tools and deterministic autorouting res | 2 | Codex, OpenCode | 1 | 566 tok |
| farchanjo/merkle Local-first MCP vault for Claude Code — LLMs hold opaque handles, operators approve every | 2 | Claude Code, Codex, OpenCode | 2 | 1,940 tok |
| zjshen14/opencli npmjs.com An open-source, model-agnostic AI coding agent CLI — works with Google Gemini, Anthropic C | 2 | Claude Code, Codex, OpenCode | 2 | 7,102 tok |
| uproad/ethotrace A dynamic type checking and signature analysis system for Ruby. Observes method calls duri | 2 | Claude Code | 1 | 526 tok |
| VladUZH/wordhoard wordhoard-design-lab.vercel.app Self-hosted registry for your team's Agent Skills and prompts — fork lineage, version diff | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| getappz/agentflare agentflare.dev Run AI coding agents efficiently, and coordinate more than one of them. Zero fluff, zero r | 2 | Claude Code, Codex, OpenCode | 9 | 1,665 tok |
| lidless-labs/misp-mcp lidless.dev MISP threat intel lives in tabs you never finish reading. misp-mcp turns events, attribute | 2 | Codex, OpenCode | 1 | 1,059 tok |
| kevinten-ai/mcp-image-gen Lightweight MCP server for AI image generation using Google Gemini. Supports Nano Banana 2 | 2 | Claude Code | 1 | 377 tok |
| oaslananka/a2amesh oaslananka.github.io AI-native TypeScript runtime and tools for A2A agent orchestration, MCP integration, regis | 2 | Codex, OpenCode | 1 | 1,486 tok |
| chuck00lin/canvai Your AI canvas partner — a shared visual canvas where you and Claude Code (or any MCP agen | 2 | Claude Code | 2 | 709 tok |
| NimbleBrainInc/synapse npmjs.com Agent-aware app SDK for the MCP ext-apps protocol. Typed tool calls, reactive data sync, a | 2 | Claude Code | 1 | 5,151 tok |
| pankaj28843/docs-mcp-server pankaj28843.github.io Multi-tenant MCP server for documentation search and retrieval. | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 940 tok |
| ferrus-dev/ferrus ferrus.dev Deterministic multi-agent orchestration for real software execution. | 2 | Claude Code, Codex, OpenCode | 6 | 4,132 tok |
| nicksenap/paparazzi Chrome extension + MCP server that lets Claude see and debug your browser | 2 | Claude Code | 1 | 741 tok |
| jerfowler/agent-comm-mcp-server MCP server for AI agent task communication and delegation with diagnostic lifecycle visibi | 2 | Claude Code | 8 | 7,445 tok |
| NeuroverseOS/Neuroverseos-governance neuroverseos.com Deterministic governance engine for AI agents. Enforce rules defined in .md governance fil | 2 | Codex, OpenCode | 1 | 2,384 tok |
| matbanik/agentic-genomics Connect whole-genome sequencing data to AI coding assistants via the Model Context Protoco | 2 | Claude Code, Codex | 1 | — |
| ASH1998/excel-mcp mcp to explore excels | 2 | Claude Code | 1 | 951 tok |
| Synapsor/Synapsor-Runner synapsor.ai Let AI agents query and update Postgres/MySQL without raw SQL, unrestricted schema access, | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,188 tok |
| pusewicz/cf-mcp cf-mcp.fly.dev MCP server providing documentation tools for Cute Framework | 2 | Claude Code, Codex, OpenCode | 6 | 1,318 tok |
| fiam/toolmux Connect terminal workflows and local agents to SaaS tools and remote MCP servers with loca | 2 | Codex, OpenCode | 1 | 7,546 tok |
| gaarutyunov/mcp-anything mcp-anything.ai A stateless Go proxy that turns REST APIs, shell commands, and scripts into MCP tools — no | 2 | Claude Code | 1 | 1,025 tok |
| vcth4nh/idesense MCP server for JetBrains IDEs - gives coding agents the IDE's own indexing, navigation & r | 2 | Claude Code | 1 | 431 tok |
| danfking/burnish burnish-demo.fly.dev Swagger UI for MCP servers — explore, test, and visualize any Model Context Protocol serve | 2 | Claude Code | 1 | 2,344 tok |
| mrboups/xbrain grooveos.app Self-hostable, MCP-native memory backend for teams of humans and AI agents. A FastAPI serv | 2 | Claude Code | 5 | 5,300 tok |
| GabrielV-Engineer/AILIENANT Ailienant is a structured engineering agentic OS for VS Code. No vibe coding or unauditabl | 2 | Claude Code, Codex, OpenCode | 2 | 6,360 tok |
| nweii/obsidian-remote-mcp Connect your Obsidian vault to MCP clients (Claude etc.) from anywhere to a self-hosted se | 2 | Claude Code, Codex, OpenCode | 2 | 4,169 tok |
| psenger/obsidian-markdown-lint-mcp-server Stdio MCP server for Claude Code that lints Markdown, validates front matter against JSON | 2 | Claude Code | 4 | 2,051 tok |
| tonytanglab/deepseek-harness-relay-mcp Delegate long-running work to DeepSeek Harness from any MCP agent—and monitor it to comple | 2 | Codex, OpenCode | 1 | 217 tok |
| hyperpolymath/boj-server-cartridges Canonical registry of BoJ capability cartridges — each one a machine-checked ABI, a five-s | 2 | Claude Code | 1 | — |
| myrddian/anchor Source-grounded chunk validation as a primitive. Spring Boot service exposing two interfac | 2 | Claude Code | 1 | 1,543 tok |
| selfradiance/agentgate-governed-writefile-demo Smallest outsider-readable proof path through AgentGate + MCP Firewall: governed write_fil | 2 | Codex, OpenCode | 1 | 108 tok |
| khamidov17/vpstack VP2026 voice-privacy research toolkit for AI coding agents. Domain-aware markdown skills + | 2 | Claude Code, Codex, OpenCode | 2 | 3,966 tok |
| tripplemay/aigcgateway aigc.guangai.ai Unified OpenAI-compatible AI gateway for 10+ providers — with prompt workflows (Action/Tem | 2 | Claude Code, Codex, OpenCode | 4 | 2,502 tok |
| ImYourBoyRoy/pyenv-native Native-first, cross-platform Python version manager inspired by pyenv. | 2 | Codex, OpenCode | 1 | 716 tok |
| goldenwo/universal-memory Self-hosted, markdown-first memory for LLM agents across devices and sessions | 2 | Claude Code, Codex, OpenCode | 1 | 173 tok |
| marianfoo/btp-cf-mcp MCP server for SAP BTP + Cloud Foundry management (read-only PoC) — inspect/manage your BT | 2 | Claude Code, Codex, OpenCode | 2 | 3,068 tok |
| jonrad/mcp-terminal-server MCP server that renders interactive xterm.js terminals inline in Claude Code and Claude De | 2 | Claude Code | 1 | 2 tok |