Building agents

7,374 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 Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
mozilla-ai/any-agent docs.mozilla.ai A single interface to use and evaluate different agent frameworks 1,199 Claude Code, Codex, OpenCode 2 1,479 tok
drhelius/Gearboy x.com Game Boy / Game Boy Color / Super Game Boy emulator, debugger and embedded MCP server for 1,197 Claude Code 1
adamlyttleapps/claude-skill-app-onboarding-questionnaire A Claude Code skill that designs and builds high-converting questionnaire-style app onboa 1,193 Claude Code 1 730 tok
nspady/google-calendar-mcp MCP integration for Google Calendar to manage events. 1,182 Claude Code, Codex, OpenCode 8 2,545 tok
johnpapa/vscode-peacock Subtly change the color of your Visual Studio Code workspace. Ideal when you have multiple 1,177 Claude Code, Codex, GitHub Copilot, OpenCode 3 4,040 tok
sentient-agi/EvoSkill EvoSkill — An open-source framework that automatically discovers and synthesizes reusable 1,172 Claude Code 2
davis7dotsh/better-context btca.dev A better way to get up to date context on libraries/technologies in your projects 1,156 Claude Code, Codex, OpenCode 3 452 tok
RinDig/Interpretable-Context-Methodology Folder structure as agent architecture. ICM replaces framework-level orchestration with f 1,148 Claude Code 1 439 tok
dermotduffy/advanced-camera-card card.camera A comprehensive camera card for Home Assistant 1,148 Claude Code, Codex, Gemini CLI, OpenCode 4 9 tok
phronesis-io/eigenflux eigenflux.ai Official repository for EigenFlux — the open-source communication and broadcast network fo 1,147 Claude Code, Codex, OpenCode 4 1,742 tok
Mibayy/token-savior mibayy.github.io MCP server that gets Claude to 97.9% (188/192) on a real coding benchmark at -80% active t 1,144 Claude Code, Codex, OpenCode 2 3,006 tok
fetchai/innovation-lab-examples innovationlab.fetch.ai 80+ production-ready AI agent examples in Python — build autonomous agents, multi-agent sy 1,142 GitHub Copilot 4 434 tok
strands-agents/agent-sop aws.amazon.com Natural language workflows that enable AI agents to perform complex, multi-step tasks with 1,142 Codex, OpenCode 1 2,083 tok
jerry-ai-dev/MODULAR-RAG-MCP-SERVER A modular RAG (Retrieval-Augmented Generation) system with MCP Server architecture. Using 1,135 Claude Code, Codex 9
fcakyon/claude-codex-settings claudesettings.com Battle-tested Claude Code, OpenAI Codex, Cursor configs, plugins, hooks and agents with Ki 1,132 Claude Code, Codex, Gemini CLI, OpenCode 6 4,952 tok
laude-institute/headlong headlong.ai An open source agent microharness featuring persistent agency and recursive LLMs. Of bash, 1,126 Codex, OpenCode 1 1,467 tok
sipyourdrink-ltd/bernstein bernstein.run The open‑source AI Agents Governance & Orchestration framework: write the rules declarativ 1,119 Claude Code, Codex, GitHub Copilot, OpenCode 3 3,236 tok
vndee/llm-sandbox vndee.github.io Lightweight and portable LLM sandbox runtime (code interpreter) Python library. 1,119 Claude Code, GitHub Copilot 2 4,844 tok
diffblue/cbmc diffblue.github.io C Bounded Model Checker 1,118 Codex, OpenCode 1 7,198 tok
withkynam/vibecode-pro-max-kit Your AI forgets. This remembers. Spec-driven coding harness for vibecoders, product owners 1,117 Claude Code, Codex, OpenCode 56 15,545 tok
deanpeters/product-manager-prompts A repository of Generative AI prompts for product managers using agents such as ChatGPT, C 1,114 Claude Code, Codex, OpenCode 2 5,704 tok
codestable/CodeStable codestable.dev CodeStable is an AI coding workflow for serious software engineering that keeps humans in 1,112 Claude Code, Codex, OpenCode 4 2,188 tok
agentlas-ai/Agentlas-OS agentlas.cloud Agent OS: keep specialist agents in a hub, spin up a temporary orchestrator per task. Loca 1,103 Claude Code, Codex, Gemini CLI, OpenCode 3 7,327 tok
daangn/seed-design seed-design.io SEED Design System 1,094 Claude Code, Codex, OpenCode 10 935 tok
openclaw/agent-skills Useful skills for agents and claws. 1,080 Codex, OpenCode 1 173 tok
lee-to/ai-factory aif.cutcode.dev You want to build with AI, but setting up the right context, prompts, and workflows takes 1,076 Codex, OpenCode 1 9,466 tok
jarrodwatts/claude-code-config My personal Claude Code configuration - rules, hooks, agents, skills, and commands 1,063 Claude Code 1 4,064 tok
vstorm-co/pydantic-deepagents vstorm-co.github.io Open-source, self-hosted Claude Code - a terminal AI assistant and the Python framework be 1,057 Claude Code 1 4,259 tok
asklokesh/loki-mode autonomi.dev Multi-agent autonomous SDLC framework. Spec to deployed app. PRD, GitHub issue, OpenAPI/JS 1,054 Claude Code 9 9,722 tok
marcus/sidecar Use sidecar next to CLI agents for diffs, file trees, conversation history, and task manag 1,054 Claude Code, Codex, Gemini CLI, OpenCode 3 4,460 tok
northword/zotero-format-metadata Linter for Zotero. A plugin for Zotero to format item metadata. Shortcut to set title rich 1,045 Claude Code, Codex, OpenCode 2 2,140 tok
jonwiggins/optio optio.host Workflow orchestration for AI coding agent swarms, from task to merged PR. 1,043 Claude Code, Codex, OpenCode 2 6,860 tok
fancyboi999/ai-engineering-from-scratch-zh aieng-zh.cn The most comprehensive learning path for Agent engineers · Master AI engineering from scra 1,043 Claude Code, Codex, OpenCode 9 1,862 tok
NVIDIA/cuopt docs.nvidia.com GPU accelerated decision optimization 1,034 Codex, GitHub Copilot, OpenCode, Windsurf 3 920 tok
AgriciDaniel/banana-claude AI image generation skill for Claude Code - Creative Director powered by Gemini 1,024 Claude Code 1 1,667 tok
ArcadeAI/arcade-mcp docs.arcade.dev MCP Server Framework and Tool Development library for building custom capabilities into ag 1,020 Claude Code 2 4,698 tok
GoogleChrome/modern-web-guidance-src goo.gle 1,020 Claude Code, Codex 10
SterlingChin/marvin-template MARVIN is your personal AI assistant that can help you connect to the apps you need and ha 1,017 Claude Code 18 2,792 tok
tong-io/tongflow app.tongflow.com TongFlow — Multimodal GenAI Studio 1,016 Claude Code 1 3,740 tok
marcus/nightshift Nightshift uses your leftover Claude / Codex budget to surprise you with useful PRs. Love 1,011 Claude Code, Codex, OpenCode 2 469 tok
jsmastery-pro/skills jsmastery.com Agentic Development skills behind the JS Mastery workflow 1,010 Claude Code 3 582 tok
jarrodwatts/claude-delegator Delegate tasks to Codex and Gemini directly from within Claude Code. 996 Claude Code 1 1,042 tok
jezweb/claude-skills jezweb.com.au Skills for Claude Code CLI such as full stack dev Cloudflare, React, Tailwind v4, and AI i 995 Claude Code 3 2,569 tok
AlmanacCode/codealmanac codealmanac.com A codebase wiki for AI coding agents. Captures what the code can't say: decisions, flows, 994 Claude Code, Codex, OpenCode 5 3,548 tok
Azure-Samples/AI-Gateway aka.ms Labs to explore AI Models, MCP servers, and Agents with the AI Gateway powered by Azure AP 983 Claude Code, Codex, OpenCode 8 1,322 tok
anthropics/launch-your-agent Claude Code skills that take a founder from idea to a live Claude Managed Agent: interview 983 Claude Code 3 2,191 tok
agent-sh/agentsys agent-sh.github.io AI writes code. This automates everything else · 24 plugins · 49 agents · 44 skills · for 982 Claude Code, Codex, Kiro, OpenCode 31 3,475 tok
iamfakeguru/agent-md Production-grade agent directives for autonomous coding agents: Claude Code, Codex, Cursor 966 Claude Code, Codex 7 2,314 tok
Human-Agent-Society/CORAL coral.compounding-intelligence.ai Open-source autoresearch powered by autonomous coding agents. Run Claude Code, OpenCode, a 959 Claude Code, Codex, OpenCode 6 6,180 tok
russelleNVy/three-man-team A structured 3-agent AI dev team — Architect, Builder, Reviewer. Built from production use 948 Claude Code 1 326 tok