Awesome Agent Harness

Your own personal AI assistant. Any OS. Any Platform. The lobster way. 🦞

Lightweight coding agent that runs in your terminal

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

The open-source app everyone uses to manage agents at work

A coding agent for open models like Kimi K3

🌊 The leading agent meta-harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

Universal memory layer for AI Agents

an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

The open-source managed agents platform. Turn coding agents into real teammates — assign tasks, track progress, compound skills.

Browser automation CLI for AI agents

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

Teams-first Multi-agent orchestration for Claude Code

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

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

Vercel's official collection of agent skills

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

The open agent skills tool - npx skills

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

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

Open-source infrastructure for Computer-Use Agents. Sandboxes, SDKs, and benchmarks to train and evaluate AI agents that can control full desktops (macOS, Linux, Windows).

Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.

Autonomous multi-session AI coding

Open-source, secure environment with real-world tools for enterprise-grade agents.

The official TypeScript SDK for Model Context Protocol servers and clients

The best agent harness.

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

TensorZero is an open-source LLMOps platform that unifies an LLM gateway, observability, evaluation, optimization, and experimentation.

Secure, Fast, and Extensible Sandbox runtime for AI agents.

Agent Reinforcement Trainer: train multi-step agents for real-world tasks using GRPO. Give your agents on-the-job training. Reinforcement learning for Qwen3.6, GPT-OSS, Llama, and more!

AI Observability & Evaluation

The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.

An Open-Source Asynchronous Coding Agent

AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework

PraisonAI 🦞 — Hire a 24/7 AI Workforce. Stop writing boilerplate and start shipping autonomous self-improving agents that research, plan, code, and execute tasks. Deployed in 5 lines of code with built-in memory, RAG, and support for 100+ LLMs.

Agentic orchestrator for parallel coding agents — plans tasks, spawns agents, and autonomously handles CI fixes, merge conflicts, and code reviews.

The sandbox agent framework.

Demo of a customer service use case implemented with the OpenAI Agents SDK

结合知识库、知识图谱管理的 多租户 Agent Harness 平台。 An agent harness that integrates a LightRAG knowledge base and knowledge graphs. Build with LangChain + Vue + FastAPI, support DeepAgents、MinerU PDF、Neo4j 、MCP.

All-in-One Sandbox for AI Agents that combines Browser, Shell, File, MCP and VSCode Server in a single Docker container.

Build and deploy AI Agents on Cloudflare

Latitude is the open-source ai monitoring platform.

Our library for RL environments + evals

The open-source LLMOps platform: prompt playground, prompt management, LLM evaluation, and LLM observability all in one place.

Self-hosted, open-source agent skill registry for enterprises. Publish & version skill packages, govern with RBAC and audit logs, deploy on-premise with Docker or Kubernetes.

Enterprise AI Platform with guardrails, MCP registry, gateway & orchestrator

Open-source security automation platform for teams and AI agents

Agent Skills as a Memory Layer

Devon: An open-source pair programmer

A lightweight, powerful framework for multi-agent workflows and voice agents

The platform for LLM evaluations and AI agent testing