Building agents

8,442 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 Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
theaiautomators/claude-code-agentic-rag-masterclass theaiautomators.com Build an agentic RAG app from scratch by collaborating with Claude Code. 8-module course c 197 Claude Code 4 454 tok
ericbuess/claude-code-project-index PROJECT_INDEX system for Claude Code - provides architectural awareness for AI coding 196 Claude Code 1 44 tok
douglasmonsky/codex-usage-tracker Local-first MCP tools and dashboard for investigating Codex token usage, credits, costs, c 196 Claude Code, Codex, OpenCode 8 5,323 tok
greenpolo/cc-multi-cli-plugin Claude Code plugin: use ChatGPT (Codex), Cursor, OpenCode Zen, and Antigravity models insi 196 Claude Code, Codex, OpenCode 2 2,272 tok
serithemage/serverless-openclaw Run OpenClaw AI agent on-demand on AWS serverless infrastructure with Web UI and Telegram 196 Claude Code, Codex, OpenCode 19 3,523 tok
wcygan/dotfiles wcygan.github.io Configuration for Development Environments 195 Claude Code, Codex, OpenCode 24 1,228 tok
dvcrn/mcp-server-siri-shortcuts MCP for calling Siri Shorcuts from LLMs 195 Claude Code, GitHub Copilot 2 52 tok
pasky/pi-side-agents Dynamically spin off side agents in their own tmux windows and git worktrees 195 Codex, OpenCode 1 148 tok
clojurewasm/ClojureWasm A JVM-free Clojure runtime in Zig — call WebAssembly from Clojure to use libraries written 195 Claude Code 7 —
sbusso/claudeclaw sbusso.github.io Use Claude to orchestrate agents like OpenClaw 194 Claude Code 1 3,201 tok
thedaviddias/skill-check Linter for agent skill files 194 Claude Code, Codex 6 —
nerdai/llm-agents-from-scratch masfromscratch.com Build LLM agents and multi-agent systems from scratch, with MCP, Skills, and A2A 194 Claude Code 4 921 tok
holon-run/holon holon.run Open-source AI assistants on your own computer or server. Assign tasks, track progress, an 194 Claude Code, Codex, OpenCode 2 2,154 tok
tt-a1i/matt-skills-with-to-goal Planning → verifiable goals → fresh-session implementation for AI coding agents. Based on 194 Claude Code, Codex, OpenCode 2 1,031 tok
toss/apps-in-toss-harness AI agent harness for Apps in Toss mini-app development — agent plugin, skills, and dev pac 193 Claude Code 2 11,695 tok
permit0-ai/permit0 permit0.com Stop AI agents from doing things they shouldn't. The action authorization layer — pre-exec 192 Claude Code 10 1,759 tok
minipuft/claude-prompts-mcp MCP server for reusable prompt templates, multi-step workflow chains, and quality gates. C 192 Claude Code, Codex, OpenCode 2 12,222 tok
yaalalabs/agent-kernel kernel.yaala.ai The Operating System for Scalable Enterprise AI Agents - Run, orchestrate, and deploy Comp 192 Claude Code, Codex, OpenCode 20 2,931 tok
YeeKal/leaked-system-prompts leaked-system-prompts.com Collection of leaked system prompts for ChatGPT, Claude, Grok, Gemini,Deepseek, Manus, ve 192 Claude Code 1 1,579 tok
cowprotocol/cowswap swap.cow.fi 🐮 CowSwap: First CoW Protocol UI 192 Codex, OpenCode 1 1,712 tok
77wliNd/aemeath_withclaude Who doesn't love a pixel Xiao Aimi that animates along with Claude Code's status? 191 Claude Code 3 2,108 tok
iPythoning/b2b-sdr-agent-template pulseagent.io Open-source AI SDR template for B2B export. 10-stage sales pipeline, 10 cron jobs, 4-engin 191 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 1,207 tok
nteract/nteract We're back! Now firing notebooks out of a t-shirt gun. 191 Claude Code, Codex, OpenCode 13 2,048 tok
edgehero/pi-dispatch Go from sitting next to one AI coding agent to running many in the background. Dark engine 191 Codex, OpenCode 1 10,205 tok
Brightwing-Systems-LLC/mcp-manager 191 Claude Code 1 865 tok
adeze/raindrop-mcp Raindrop MCP Server 190 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 15 4,325 tok
ethanhq/cc-fleet 🚢 Run Claude Code's ⚙️ Dynamic Workflows, 👥 Agent Teams & ⚡ Subagents on any third-party 189 Claude Code, Codex, OpenCode 2 3,936 tok
tallesborges/agentic-system-prompts A curated collection of system prompts and tool definitions from production AI coding agen 189 Claude Code 1 2,296 tok
rennf93/roboco roboco.tech RoboCo: AI Agents Virtual Software Company. For solo-founders and solo-devs. If you need a 189 Claude Code, Codex, OpenCode 2 6,485 tok
cappyeo/discord-mcp cappyeo.github.io Open-source Discord MCP server for Claude, Codex, Cursor and other AI clients: 209 typed t 189 Claude Code, Codex, OpenCode 2 525 tok
postrv/narsil-mcp narsilmcp.com Rust MCP server for comprehensive code intelligence - 90 tools, 32 languages, security sca 187 Claude Code 8 —
qqzhangyanhua/learn-opencode-agent book.zyh.lol A tutorial on learning and practicing with the OpenCode AI Coding Agent, covering Agents, 187 Claude Code, Codex, OpenCode 2 4,188 tok
AgriciDaniel/skill-forge agricidaniel.com Ultimate Claude Code skill creator — design, scaffold, build, review, evolve, and publish 187 Claude Code 1 1,026 tok
mblode/agent-skills blode.co Nobody ships AI slop on purpose. These skills make sure you don’t. 187 Codex, OpenCode 1 1,083 tok
learningmatter-mit/AtomisticSkills arxiv.org Integrating AtomisticSkills into Agentic IDEs (Cursor, Claude Code, Codex, Google Antigrav 186 Claude Code, Codex, Gemini CLI, OpenCode 3 2,749 tok
yyyzl/push-2-talk PushToTalk is a high-performance desktop voice input tool. More than just speech-to-text, 185 Claude Code, Codex, OpenCode 3 9,481 tok
jtgsystems/Custom-Modes-Roo-Code jtgsystems.com 🚀 Custom modes for Roo Code VS Code extension - Enhanced AI coding assistance configurati 185 Claude Code, Codex, OpenCode 2 8,075 tok
github/gh-aw-mcpg GitHub Agentic Workflows MCP Gateway 185 Claude Code, Codex, OpenCode 3 8,754 tok
DasDigitaleMomentum/searxNcrawl searxncrawl.io Open-source MCP server that gives AI agents web search (SearXNG) and clean Markdown crawli 185 Codex, OpenCode 1 1,111 tok
composio-community/skills 185 Claude Code, Codex 1 —
trilwu/secskills trilwu.github.io Transform Claude Code into your personal security engineer 185 Claude Code 2 —
yusifeng/formax Terminal-first AI assistant for software engineering tasks (inspired by Claude Code v2.0.6 184 Claude Code, Codex, OpenCode 24 3,483 tok
Siigari/claude-heartbeat Keep Claude Code alive and autonomous without -p. Heartbeat hook + inbox/outbox pattern. 184 Claude Code 3 137 tok
ma2za/python-substack ma2za.github.io Write and safely manage Substack drafts from Markdown with Python, CLI, and MCP. 183 Codex, OpenCode 1 268 tok
Tencent/SkillHone arxiv.org Continual agent skill evolution through persistent decision history. Whole-skill optimisat 183 Codex, OpenCode 1 886 tok
Sma1lboy/rove rove.run Rove — the agent multiplexer for your terminal. Run coding agents on parallel tasks with i 183 Claude Code, Codex, OpenCode 59 2,373 tok
ringlochid/oh-my-subagents ringlochid.me Local subagent orchestration for Codex and Claude, with persistent task state, reusable te 183 Codex, OpenCode 1 4,798 tok
microsoft/Agents-for-net This repository is for active development of the Microsoft 365 Agent SDK components for .N 183 Claude Code, GitHub Copilot 13 6,401 tok
liruifengv/amon-agent Amon - Your AI coworker running on your desktop 182 Claude Code, Codex, OpenCode 2 2,619 tok
pass-agent/loomkin What if AI agents could form teams as fluidly as humans? Spawn specialists in milliseconds 182 Claude Code, Codex, GitHub Copilot, OpenCode 16 780 tok