The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
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47,133 repositories indexed
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Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.
FULL Augment Code, Claude Code, Cluely, CodeBuddy, Comet, Cursor, Devin AI, Junie, Kiro, Leap.new, Lovable, Manus, NotionAI, Orchids.app, Perplexity, Poke, Qoder, Replit, Same.dev, Trae, Traycer AI, VSCode Agent, Warp.dev, Windsurf, Xcode, Z.ai Code, Dia & v0. (And other Open Sourced) System Prompts, Internal Tools & AI Models
- ai
- cursor
- lovable
- system-prompts
Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.
- claude-code
- graphrag
- knowledge-graph
- codex
Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees.
- agent-infrastructure
- ai-agent
- ai-search
- automation
🙌 OpenHands: AI-Driven Development
CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies
- agentic-coding
- ai-coding
- anthropic
- claude-code
🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, federation, vector RAG integration, and native Claude Code / Codex / Hermes and many more Integrated
- swarm
- agentic-ai
- agentic-framework
- agentic-workflow
A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows
Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.
OmO: Just type "mass ulw" keyword with your prompt. Now you are the master of graph engineering.
Chrome DevTools for coding agents
- mcp-server
- puppeteer
- chrome-devtools
- browser
Qlib is an AI-oriented Quant investment platform that aims to use AI tech to empower Quant Research, from exploring ideas to implementing productions. Qlib supports diverse ML modeling paradigms, including supervised learning, market dynamics modeling, and RL, and is now equipped with https://github.com/microsoft/RD-Agent to automate R&D process.
- quantitative-finance
- machine-learning
- stock-data
- platform
Secure, fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in multi-language ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.
- agent
- code-review
- code-review-assistant
- harness
2,884+ reusable AI agent skills for Claude Code, Codex, Cursor and Gemini CLI. AAS Core adds local catalog discovery, agent-owned selection and plan preview. CLI, MCP and plugins.
- agentic-skills
- ai-agents
- antigravity
- claude-code
Local code intelligence for developers and AI agents. Connect code, docs and infrastructure in a persistent graph, with CBM Lens, MCP tools, agent integrations and change-aware test selection.
- claude-code
- code-analysis
- code-intelligence
- developer-tools
the runtime your coding agents live on
The self-driving agent platform
- developer-tools
- python
- agents
- ai
Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, Google Antigravity, and Pi
Open-source agent for the terminal written in Rust. Use any provider or model. Issues & PRs always welcome
Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.
- ai
- github-copilot
- prompt-engineering
- hacktoberfest
:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
Clone any website with one command using AI coding agents