Building agents

5,701 projects whose own agent configuration covers building agents. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.

All projects Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
sebastienrousseau/pacs008-mcp Generate, validate, parse & audit ISO 20022 pacs.008 FI-to-FI Customer Credit Transfer mes 1 Codex, OpenCode 1 611 tok
sebastienrousseau/reconcile-mcp MCP server: reconcile ISO 20022 camt.053 statements against expected pain.001 payments -- 1 Codex, OpenCode 1 713 tok
sugukurukabe/japan-real-estate-intel-mcp MCP for Japanese real estate investment, brokerage, and development — cross-analyzes land 1 Claude Code, Codex 2 —
tsilva/mcp-openrouter pypi.org 🚀 One MCP server for OpenRouter models 🚀 1 Claude Code, Codex, OpenCode 2 575 tok
wearehoust/front-mcp Secure MCP server for Front.com: search conversations, manage contacts, send messages, aut 1 Claude Code, Codex, OpenCode 2 2,125 tok
victorlane/Flyan Unofficial Python SDK and MCP server for Ryanair flight search. 1 Codex, OpenCode 1 1,898 tok
studiomeyer-io/mcp-academy matthiasmeyer.tech MCP server for StudioMeyer Academy — next lesson, quiz, review, certificates, tutor. 1 Codex, OpenCode 1 784 tok
ysydhc/team_memory A team experience database based on the MCP protocol. Automatically extracts, stores, and 1 Claude Code, Codex, Cursor, OpenCode 4 3,701 tok
magnusquest/startgg-mcp 1 Claude Code, Codex, OpenCode 2 4,990 tok
anhmtk/agentshare-mcp agentshare.dev Curated MCP registry (editor-reviewed) plus AgentShare own MCP: dual-auth, 12 tools. Comme 1 Codex, OpenCode 1 2,850 tok
VidyasreeJayaprasad/drug-interaction-mcp 1 Claude Code, Codex 5 —
gustavofsousa/calibre-mcp Local MCP server to manage a Calibre ebook library from an LLM host: fast read-only SQLite 1 Claude Code, Codex, OpenCode 2 194 tok
dubzdubz/ctx4-ai ctx4-ai.vercel.app Your portable context layer for Claude & ChatGPT 1 Claude Code, Codex, OpenCode 5 1,871 tok
andr-ca/agentharness andr.ca Portable engineering policies for coding agents — git, testing, logging, and language conv 1 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 13 30,908 tok
Adversarr/kernel-dsl 1 Claude Code, Codex, OpenCode 2 270 tok
5queezer/distill Privacy-first team memory MCP server — local LLM distillation before team sync 1 Claude Code, Codex, OpenCode 11 3,492 tok
JakeTRogers/my-awesome-copilot Selfishly opinionated GitHub Copilot prompts, agents, instructions, and skills. 1 Claude Code, Codex, GitHub Copilot, OpenCode 4 11,107 tok
ghenriquec/universal-domain-rules-discover-skill universal AI agent skill for discovering domain rules and generating traceable QA scenario 1 Codex, OpenCode 1 93 tok
lc-rezende/AI-Custom-Skills A repository containing a variety of custom AI Skills crafted to make our life easier. 1 Codex, OpenCode 1 991 tok
kenspc/kenspc-claude-plugin Principle-first software-development workflow for Claude Code — brief → plan → task → impl 1 Claude Code, Codex, OpenCode 2 3,677 tok
XyndoX/good-bad-ugly The Good, the Bad and the Ugly — tiered multi-agent orchestration for Claude Code 1 Codex, OpenCode 1 773 tok
spmisha134/skillOps-vscode Vscode plugin for creating and validating Codex, Claude and Gemini skills inside a project 1 Claude Code, Codex, OpenCode 2 1,934 tok
NVZver/claude-marketplace Claude Code plugins for spec-first development: every agent claim cites a source, every co 1 Claude Code, Codex, OpenCode 4 1,095 tok
artttj/llama-steve sonto.space Llama Steve analyzes your actual product to identify and ship game-changing features. Maxi 1 Codex, OpenCode 1 817 tok
fernandogarzaaa/chimeralang-mcp ChimeraLang MCP Server — probabilistic types, consensus gates, and hallucination detection 1 Claude Code, Codex, OpenCode 9 3,193 tok
shenchangmin/cairnkit A knowledge-precipitation harness for Claude Code and Codex — the workflow is the pipe, kn 1 Claude Code, Codex, OpenCode 2 3,846 tok
meganemura/headsign Create project-local skills that help coding agents complete work and improve their method 1 Claude Code, Codex, OpenCode 2 590 tok
Jack-infinity420/three-mechanisms-plugin Claude Code plugin | Cursor plugin | Trae plugin | Codex plugin — AI agent code of conduct 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 1,154 tok
Aboudjem/goalify goalify-kappa.vercel.app Give your AI a big job. goalify asks all the questions first. Then the AI works alone, for 1 Codex, OpenCode 1 2,220 tok
kanopi/cms-planner kanopi.github.io Claude Code plugin for web development project planning. 1 Claude Code, Codex, OpenCode 2 4,798 tok
jeroromano/claude-code-orchestration-template Claude Code orchestration template for specialized agents, reusable skills, spend gates, a 1 Claude Code, Codex, OpenCode 2 2,513 tok
nutdnuy/quantcoder-plugin Claude Code and Codex plugin wrapper for QuantCoder research-paper to QuantConnect workflo 1 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 641 tok
Bita71/Agent-Workflow-Kit Copy-ready agent workflow for Cursor, Claude Code, and Codex. Plan, build, review, and ver 1 Claude Code, Codex, OpenCode 23 1,191 tok
afaraha8403/balakit Opinionated, cross-agent rules and skills for AI coding agents — one npx install into Curs 1 Claude Code, Codex, OpenCode 2 8,257 tok
sungurerdim/dev-skills 32 multi-phase AI coding skills with executable gates — pure markdown, zero dependencies. 1 Claude Code, Codex, OpenCode 2 6,023 tok
fatalex27/vibe-27 CLAUDE.md + AGENTS.md: 27 vibe coding rules for Cursor & Claude Code — think before coding 1 Claude Code, Codex, OpenCode 2 3,426 tok
commerce-atoms/agents Reusable AI agents and editor rules for building scalable ecommerce systems. 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 1,536 tok
guorunjie/skillpack-forge One manifest for every AI coding agent: generate AGENTS.md, CLAUDE.md, Claude/Codex Skills 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 616 tok
lubochka/xiigen-general-skills Open-source AI agent skills for safer Claude, Codex and Cursor coding workflows 1 Codex, OpenCode 1 322 tok
orin-dx/agent-plugins Official AI Agent Plugins & Skills Marketplace for Antigravity (AGY), Claude Code, and Cur 1 Claude Code, Codex, Gemini CLI, OpenCode 17 1,331 tok
Mauriciog87/codex-skill Verified Sol-Luna orchestration for Codex with profile-based routing, concurrency controls 1 Codex, OpenCode 1 3,340 tok
davidomil/cloudx Run and supervise Codex CLI from your phone on your own Linux build machine, with local-fi 1 Claude Code, Codex, OpenCode 12 645 tok
slashdevcorpse/codex-claw Local browser workbench for Codex CLI 1 Codex, OpenCode 1 805 tok
VKirill/agent-consult Production-ready Model Context Protocol (MCP) server for multi-agent AI consultations (Cod 1 Claude Code, Codex, OpenCode 2 3,165 tok
punt-labs/postern Drive a live Pharo image from Claude Code, Codex or any HTTP client — full development cyc 1 Claude Code, Codex, OpenCode 7 4,637 tok
makedirectory/ModelPeer makedirectory.github.io Cross-model peer review for coding agents. Let Claude Code, Codex CLI, and Gemini CLI cons 1 Claude Code, Codex, Gemini CLI, OpenCode 7 4,514 tok
jpbaking/cross-cli-handshake Cross-CLI Role Handshake: one delegation policy turning claude, codex, and agy into each o 1 Claude Code, Codex, OpenCode 2 151 tok
hhx465453939/HelmForge ⚓ Forge your enterprise. Take the helm. — The AI cockpit for strategy · budget · finance · 1 Claude Code, Codex, Gemini CLI, OpenCode 37 3,173 tok
dees91/agent-skill-manager A macOS app, TUI, and CLI to manage skills for AI coding tools. Turn skills on or off with 1 Claude Code, Codex, OpenCode 2 20,066 tok
SetraTheXX/Codex-Engineering-Workflow-Pack npmjs.com Local-first engineering workflow toolkit for Codex: skills, Coordinator Mode, worktree iso 1 Codex, OpenCode 1 218 tok