43,813 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 agents7,750Claude Code6,665Data and AI3,660Backend and APIs3,501Languages3,396Git and workflow3,240Planning3,237Code review2,765Testing2,405Memory and context2,365Writing and docs2,337DevOps and cloud2,319Research2,286Frontend2,267Security2,044Project management1,742
All Claude Code31,993 Codex23,503 OpenCode22,448 GitHub Copilot3,567 Gemini CLI1,915 Cursor1,740 Windsurf150 Kiro86
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| ChristopherDavenport/github-twin A personal RAG over your GitHub history and/or an organizations RAG over its GitHub histor | 0 | Claude Code | 2 | 7,884 tok |
| Cipher208/a-memory cipher208.github.io a-memory: 4-tier AI agent memory in plain SQLite — 5 MCP primitives, hybrid FTS5+binary se | 0 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 4 | 789 tok |
| Clocknext/clocknext-mcp ClockNext MCP server — meter usage & manage billing from AI coding tools | 0 | Claude Code | 1 | 3,222 tok |
| Creed-Space/METTLE mettle.sh Inverse Turing test for AI agents. Procedurally generated challenges that prove substrate, | 0 | Claude Code | 1 | 1,935 tok |
| CryptoAPIs-io/cryptoapis-mcp-x402-accept MERCHANT-side x402 MCP paywall — self-hosted proxy that charges agents per tool call on an | 0 | Claude Code | 1 | 1,027 tok |
| CryptoAPIs-io/cryptoapis-mcp-x402-pay BUYER-side x402 MCP server — pay 402-gated HTTP endpoints locally (non-custodial). Part of | 0 | Claude Code | 1 | 1,782 tok |
| CseperkePapp/design-constraint-validator Constraint validation engine for design tokens with mathematical rigor Visibility: ✅ Publi | 0 | Claude Code, Codex, OpenCode | 3 | 1,349 tok |
| CynaCons/powerplan MCP server that makes PLAN.md the operational backbone of agentic development | 0 | Claude Code, Codex | 1 | — |
| CynaCons/PowerScroll cynacons.github.io Local-first visual notebook in one editable HTML file — for you and your AI agents. | 0 | Claude Code, Codex, OpenCode | 3 | 2,070 tok |
| Dankaro-projects/shelfmark pypi.org Give AI agents the right context, not your entire filesystem. A local, governed, metadata- | 0 | Claude Code | 1 | 2,844 tok |
| DashankaNadeeshanDeSilva/kontor-mcp The sovereign e-invoice MCP server & client — official XRechnung/EN 16931 validation, ZUGF | 0 | Claude Code | 1 | 313 tok |
| DealMachine/dealmachine-cli api.docs.dealmachine.com Official DealMachine CLI, hosted MCP server package, and agent skill for US property, owne | 0 | Codex, OpenCode | 1 | 384 tok |
| DeepAgentLabs/mcp-server Unified MCP server for AgenticLens profiling and Agentic Chaos resilience workflows. | 0 | Codex, OpenCode | 1 | 1,796 tok |
| DennisPrediger/SLAC-MCP MCP Server to expose evaluation Tools to LLM and AI Agents using a Simple Logic & Arithmet | 0 | Codex, OpenCode | 1 | 435 tok |
| DevDizzle/gammarips-mcp gammarips.com Anti-firehose options-flow intelligence for AI agents (MCP). A hard-curated daily candidat | 0 | Claude Code | 1 | 790 tok |
| Developyn/laver-mcp laver.app MCP server for Laver (laver.app) — kanban boards, tickets and a team wiki your AI agents c | 0 | Claude Code, Codex, OpenCode | 2 | 577 tok |
| Dgotlieb/verdict-mcp Structured, sandboxed test feedback for coding agents — an MCP server returning tiny typed | 0 | Claude Code | 1 | 919 tok |
| DocMinus/DecimerMCPServer | 0 | Codex, OpenCode | 1 | 257 tok |
| Dongwu259/photo_s PhotoS — cross-platform batch photo processing toolkit: GUI for humans, CLI/REST/MCP for A | 0 | Claude Code | 1 | 6,410 tok |
| DrBaher/contract-ops-mcp One MCP server for the whole contract-ops CLI suite — connect once, drive all nine local-f | 0 | Codex, OpenCode | 1 | 814 tok |
| DrBaher/sign-cli cli.drbaher.com Agent-first e-signature CLI. Fully-offline PAdES signer (PKCS#7) — no signup — or hosted p | 0 | Codex, OpenCode | 1 | 1,179 tok |
| Dswane/Sports-Context-Protocol | 0 | Codex, OpenCode | 1 | 460 tok |
| Fauxetine/t1-t2-protocol registry.modelcontextprotocol.io MCP server for heterogeneous AI validation — T1 structured reasoning, T2 cross-model evalu | 0 | Codex, OpenCode | 1 | 453 tok |
| FedgeNo/conventions-mcp Personal memory MCP server for coding conventions and standing instructions — local SQLite | 0 | Claude Code, Codex, OpenCode | 1 | 6,372 tok |
| Nano-Nimbus/locus | 0 | Claude Code, GitHub Copilot | 7 | 2,120 tok |
| Ecocitizenz/ecz-id-mcp-verifier developers.ecocitizenz.com Resolver-posture checks for MCP hosts, agents, CLI and CI. Local-first, read-only and priv | 0 | Codex, OpenCode | 1 | 856 tok |
| Edu963/ocultar An enterprise-grade Zero-Egress AI Gateway and PII Redaction Engine. Securely sanitizes se | 0 | Claude Code | 3 | 2,935 tok |
| DaJo-Code/midnight-nextjs-mcp npmjs.com Midnight MCP server giving AI assistants access to Midnight blockchain — search contracts, | 0 | Claude Code | 2 | 1,804 tok |
| GSterlingPress/once-api Reliable execution and outcome verification for AI agent actions | 0 | Codex, OpenCode | 1 | 341 tok |
| GSterlingPress/preflight-api Routing intelligence for AI agents before they visit a URL | 0 | Codex, OpenCode | 1 | 224 tok |
| GhostlyGawd/codeweb ghostlygawd.github.io Your agents break less code and burn fewer tokens — deterministic call/import graph + 27 M | 0 | Claude Code | 4 | 226 tok |
| velesan/mcp-server | 0 | Claude Code | 1 | 2,205 tok |
| Gomess8/API | 0 | Claude Code | 1 | 930 tok |
| stipend-sh/stipend A non-custodial USDC wallet for AI agents. Spending limits enforced below the instruction | 0 | Codex, OpenCode | 1 | 561 tok |
| HarleyCoops/WorkspaceAlberta warreandvavasour.com CanadaBuys connector for small business and enterprise. The world might be going to war bu | 0 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,565 tok |
| Hashi-Kazu/ai-test-process-mcp AI-assisted test process MCP server (Phase 1: ISO/IEC/IEEE 29119-3 test plan draft generat | 0 | Claude Code, Codex, OpenCode | 5 | 1,360 tok |
| HelgDemidov/refigure Converters where figures survive. DOCX/XLSX to Markdown via native OOXML chart data: real | 0 | Claude Code | 4 | — |
| HiroyukiFuruno/katana-markdown-linter A fast, markdownlint-compatible Markdown linter library written in Rust. Provides programm | 0 | Claude Code, Codex, OpenCode | 5 | 91 tok |
| HrishiKabra/voting-mcp MCP server exposing principled social-choice aggregation rules + a benchmark measuring the | 0 | Claude Code | 1 | 2,115 tok |
| Hushlor/mcp-server-tauri hypothesi.github.io A Model Context Protocol (MCP) server and plugin for Tauri v2 development | 0 | Codex, Gemini CLI, OpenCode | 2 | 3,168 tok |
| HypnoLabs-io/agentchurch-mcp MCP server for Agent Church - spiritual services for AI agents | 0 | Claude Code | 1 | 2,253 tok |
| Ilya-a-sergeyev-ger/krauncher Krauncher client package | 0 | Codex, OpenCode | 1 | 7,214 tok |
| JCrossman/can-fed-camp-mcp Local MCP server for accessible Parks Canada search and citizen-controlled booking prepara | 0 | Codex, OpenCode | 1 | 358 tok |
| Jack-mi/vibelawyer | 0 | Claude Code | 1 | 617 tok |
| Jarvis-27/mcp-db-agent | 0 | Claude Code, Codex, OpenCode | 2 | 5,029 tok |
| Jhackman2019/codebase-context-mcp Claude Codebase Context | 0 | Claude Code | 1 | 1,253 tok |
| Jmeg8r/mcp-astgl-knowledge MCP server for searching and citing ASTGL articles about MCP servers, local AI, and AI aut | 0 | Claude Code | 4 | 12,215 tok |
| JonJam/accuweather-mcp MCP server providing weather tools with data sourced from AccuWeather. | 0 | Claude Code, Codex, OpenCode | 2 | 1,108 tok |
| Kaydeep0/eigenstate-research geniusflow-federation.vercel.app Evidence-backed claims about real-world entities — inspect, re-fetch sources, package, cit | 0 | Codex, OpenCode | 1 | 1,340 tok |
| Kind-ling/twig Twig — MCP tool description optimizer. Agents choose you or they dont. Twig makes them cho | 0 | Claude Code | 9 | 2,064 tok |