Awesome Agent Harness

Build, run, and manage agent platforms.

Open-source, community-driven agent harness

Build resilient agents.

Browser automation CLI for AI agents

Multi-harness agentic plugin marketplace for Claude Code, Codex CLI, Cursor, OpenCode, GitHub Copilot, and Gemini CLI

The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra

Teams-first Multi-agent orchestration for Claude Code

One local control plane for every AI agent: route across models, fuse new capabilities, orchestrate tools, and stay fully in control.

Playwright MCP server

Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

ChatDev 2.0: Dev All through LLM-powered Multi-Agent Collaboration

Official, Anthropic-managed directory of high quality Claude Code Plugins.

🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

Fast, small, and fully autonomous AI personal assistant infrastructure, any OS, any platform — deploy anywhere, swap anything 🦀

Open-source 24/7 Cowork app for OpenClaw, Hermes, Claude Code, Codex, OpenCode and 20+ more CLI Agent | Customize your assistants | Team them up｜Star if you like it!

OmX - Oh My codeX: Your codex is not alone. Add hooks, agent teams, HUDs, and so much more.

GitHub's official MCP Server

Use Codex from Claude Code to review code or delegate tasks.

A lightweight alternative to OpenClaw that runs in containers for security. Connects to WhatsApp, Telegram, Slack, Discord, Gmail and other messaging apps,, has memory, scheduled jobs, and runs directly on Anthropic's Agents SDK

Local-first code intelligence graph for MCP and CLI. Builds a persistent map of your codebase so AI coding tools read only what matters, with benchmarked context reductions on reviews and large-repo workflows.

Vercel's official collection of agent skills

The open agent skills tool - npx skills

the runtime your coding agents live on

A lightweight, powerful framework for multi-agent workflows

Integrate cutting-edge LLM technology quickly and easily into your apps

DeepSeek-native AI coding agent for your terminal. Engineered around prefix-cache stability — leave it running.

Get 10X more out of Claude Code, Codex or any coding agent

A format specification for describing a visual identity to coding agents. DESIGN.md gives agents a persistent, structured understanding of a design system.

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

Glamourous agentic coding for all 💘

The batteries-included agent harness.

🚀 The fast, Pythonic way to build MCP servers and clients.

Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent.

Open source Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents. Built for multitasking, organization, and programmability.

An open-source AI coding agent that lives in your terminal.

Symphony turns project work into isolated, autonomous implementation runs, allowing teams to manage work instead of supervising coding agents.

#1 Persistent memory for AI coding agents based on real-world benchmarks

Persistent file-based planning for AI coding agents and long-running tasks. Crash-proof markdown plans, session recovery after /clear and compaction, per-turn re-injection against context rot, deterministic completion gate. Manus-style. Claude Code, Codex, Cursor, Kiro, OpenCode and 60+ agents via the Agent Skills standard.

TencentDB Agent Memory is a team-level memory hub for AI Agents — turning conversations, docs, and code into four reusable memory assets (Chat Memory, Skill, LLM-Wiki, Code-Graph) that are governed, shared, and equipped across agents and frameworks.

Beads - A memory upgrade for your coding agent

Specification and documentation for Agent Skills

Official Compound Engineering plugin for Claude Code, Codex, Cursor, and more

SpaceXAI's coding agent harness and TUI. Fullscreen, mouse interactive, extensible.

A hive mind communication platform

Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.

AGENTS.md — a simple, open format for guiding coding agents

The official Python SDK for Model Context Protocol servers and clients

⌥ AI Coding agent for the terminal — hash-anchored edits, optimized tool harness, LSP, Python, browser, subagents, and more

A configuration framework that enhances Claude Code with specialized commands, cognitive personas, and development methodologies.