Building agents

7,557 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 Code6,620Data and AI3,682Backend and APIs3,496Languages3,401Planning3,217Git and workflow3,165Code review2,733Testing2,364Memory and context2,364DevOps and cloud2,310Writing and docs2,303Research2,297

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
nolindnaidoo/string-le letools.dev Extract every string in a codebase, with its position, so a person can read them 1 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 8,134 tok
nolindnaidoo/envsync-le letools.dev Compare the dotenv files in a tree, and say which keys are missing from which 1 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 8,304 tok
nolindnaidoo/secrets-le letools.dev Find hardcoded credentials in a codebase, and never print one into the report 1 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 8,168 tok
nouchix/PQC-Khepra-MCP souhimbou-agi-etherversecodemates-projects.vercel.app KHEPRA MCP Server — Sovereign compliance engine with 36,195 STIG/CCI/NIST/CMMC mappings. A 1 Claude Code, Codex, Gemini CLI, OpenCode 25 356 tok
ontorata/ratary ratary.ontorata.com 1 Cursor 13
nolindnaidoo/paths-le letools.dev Extract every file path in a codebase, and say whether it still points at anything 1 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 8,286 tok
putput-io/mcp putput.io MCP server for PutPut — add file upload tools to Claude Code, Cursor, and Copilot 1 Codex, OpenCode 1 310 tok
samouh-waleed/PrompyAI 1 Claude Code 1 537 tok
segentic-lab/codelens-mcp ⚠️ Superseded by lens-mcp (github.com/segentic-lab/lens-mcp) — merged into one server that 1 Claude Code, Codex, OpenCode 2 2,422 tok
sebastienrousseau/noyalib-mcp docs.rs Model Context Protocol server exposing noyalib's lossless YAML editing to AI agents - Clau 1 Codex, OpenCode 1 640 tok
sebastienrousseau/corral doc.corrallib.com Clone and organise repositories from GitHub, GitLab, Gitea, Forgejo, Codeberg and Bitbucke 1 Codex, OpenCode 1 1,221 tok
stepankaiser/ccphoto Bridge your phone camera to Claude Code over the local network 1 Claude Code 1 883 tok
sugukurukabe/japan-real-estate-intel-mcp MCP for Japanese real estate investment, brokerage, and development — cross-analyzes land 1 Claude Code, Codex 2
tambo-labs/charming-mcp usecharming.com Charming MCP server — generate and host interactive web apps via MCP 1 Codex, Gemini CLI, OpenCode 2 2,759 tok
verifyax/verifyax-mcp verifyax.com MCP server and typed SDK for the VerifyAX agent-evaluation platform. 1 Claude Code 1 3,235 tok
threadlinqs-cmd/Threadlinqs-Security-Detection-MCP Unified Detection Engineering Platform — 7,283+ detections across Sigma, Splunk ESCU, Elas 1 Claude Code, Cursor 15
tsilva/mcp-openrouter pypi.org 🚀 One MCP server for OpenRouter models 🚀 1 Claude Code, Codex, OpenCode 2 600 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
xenarch-ai/xenarch-mcp x402 MCP server for AI agent payments. Gasless USDC micropayments on Base L2. Claude, Curs 1 Claude Code 1 445 tok
victorlane/Flyan Unofficial Python SDK and MCP server for Ryanair flight search. 1 Codex, OpenCode 1 1,898 tok
ysydhc/team_memory A team experience database based on the MCP protocol. Automatically extracts, stores, and 1 Claude Code, Codex, Cursor, OpenCode 3 3,511 tok
magnusquest/startgg-mcp 1 Claude Code, Codex, OpenCode 2 4,990 tok
anhmtk/agentshare-mcp agentshare.dev Agent-paid API for AI agents — dual-auth (API key or x402), MCP Streamable HTTP, free disc 1 Codex, OpenCode 1 2,705 tok
VidyasreeJayaprasad/drug-interaction-mcp 1 Claude Code, Codex 5
hslee-cmyk/xcelium-mcp 1 Claude Code 5 1,874 tok
blueman82/ai-counsel True deliberative consensus MCP server where AI models debate and refine positions across 1 Claude Code 7 6,547 tok
koei-kaji/zk-mcp MCP server for zk 1 Claude Code 1 1,289 tok
maikmetzger/TestMcpServer A Model Context Protocol server implementation providing mathematical operations through a 1 Claude Code 1 863 tok
jdelon02/chat-orchestrate 1 GitHub Copilot 1 632 tok
romilly/mcp-svg-animator MCP server to build svg animations from textual descriptions. 1 Claude Code 1 98 tok
dubzdubz/ctx4-ai ctx4-ai.vercel.app Your portable context layer for Claude & ChatGPT 1 Claude Code, Codex, OpenCode 5 1,871 tok
mrosata/codetex-mcp An MCP server and CLI that builds commit-aware, multi-layered context about code repositor 1 Claude Code 1 956 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
grobinson3108/mcp-server-saas-gateway One MCP server, N REST APIs. TypeScript template for building gateway-style MCP servers th 1 Codex, OpenCode 1 329 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
rockexe0000/my-awesome-copilot 1 Claude Code, GitHub Copilot 17 24,967 tok
JakeTRogers/my-awesome-copilot Selfishly opinionated GitHub Copilot prompts, agents, instructions, and skills. 1 Claude Code, Codex, GitHub Copilot, OpenCode 5 12,344 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
Vingedal/bjorn-skills Cross-tool AI agent skills (SKILL.md) for Claude Code, Codex, Gemini CLI, Cursor & Copilot 1 Claude Code 1 1,099 tok
vinsonconsulting/claude-skill-foundry A scoring harness for Claude Agent Skills. Each carded skill ships a Skill Card: a SkillSp 1 Claude Code 1 790 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
Hoja-Solutions/agent-stdlib A standard library for building agents. 1 Claude Code, Codex, OpenCode 1 969 tok
t0ddharris/compound-marketing Scale your marketing without sacrificing quality. 1 Claude Code 3 630 tok
MattModeCode/claude-skills A growing library of my published Claude Code skills — drop one into ~/.claude/skills/ and 1 Claude Code 1 826 tok
equinor/fusion-skills Fusion repo for agent skills 1 Claude Code, Codex, GitHub Copilot, OpenCode 11 5,529 tok
bilalmk/todo_correct Todo Evolution Hackathon - Spec-Driven Development with SpecKit Plus 1 Claude Code 40 7,696 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
hhamja/claude-code-harness Claude Code plugin for loop engineering: implement-verify cycles with machine-verifiable s 1 Claude Code 1 289 tok