Awesome Agent Harness

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

IronClaw is an Agent OS focused on privacy, security and extensibility

Multiplayer agent harness for work

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

Multi-Agent Harness for Production AI

AI Observability & Evaluation

Instant, Concurrent, Secure & Lightweight Sandbox for AI Agents.

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

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

An Open-Source Asynchronous Coding Agent

Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom agents — swap harnesses without rewriting, enforce policies and sandboxing, and collaborate in real time from any device.

The sandbox agent framework.

Flexible and powerful framework for managing multiple AI agents and handling complex conversations

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

Orchestrate sandboxed coding agents in TypeScript with sandcastle.run()

This is a simple demonstration of more advanced, agentic patterns built on top of the Realtime API.

Plano is an AI-native proxy server and data plane for agentic apps. Smart LLM routing, observability, agent orchestration, and guardrails so you stay focused on your agents core logic.

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

🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓

Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including CrewAI, Agno, OpenAI Agents SDK, Langchain, Autogen, AG2, and CamelAI

Nexent is a zero-code platform for auto-generating production-grade AI agents using Harness Engineering principles — unified tools, skills, memory, and orchestration with built-in constraints, feedback loops, and control planes.

Next-generation AI Agent Optimization Platform: Cozeloop addresses challenges in AI agent development by providing full-lifecycle management capabilities from development, debugging, and evaluation to monitoring.

Orchestration layer for coding agents (Claude Code, Codex)

AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxing, and reliability engineering for autonomous AI agents. Covers 10/10 OWASP Agentic Top 10.

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

Open-source All in One AI agent workspace. Run any agent — Claude Code, Codex — across your tools (100+ integrations + MCP), apps, browser, and files, with shared memory. Built-in models or BYOK.

Build and deploy AI Agents on Cloudflare

ByteRover CLI (brv) - The portable memory layer for autonomous coding agents (formerly Cipher)

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.

Agenta is a workspace where you and your team build agents and automations.

Latitude is the open-source AI monitoring platform.

Your agent in your terminal, equipped with local tools: writes code, uses the terminal, browses the web. Make your own persistent autonomous agent on top!

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

An AI Gateway, registry, and proxy that sits in front of any MCP, A2A, or REST/gRPC APIs, exposing a unified endpoint with centralized discovery, guardrails and management. Optimizes Agent & Tool calling, and supports plugins.

Plugins from the Cursor community

Framework for evaluating and improving agents

Open-source security automation platform for teams and AI agents

Agent Skills as a Memory Layer

TinyAGI is the agent teams orchestrator for One Person Company. (fka TinyClaw)

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

Devon: An open-source pair programmer

OpenSource Claude Cowork. A desktop AI assistant that helps you with programming, file management, and any task you can describe.

Agent Orchestration Command Center

Amazon Bedrock Agentcore accelerates AI agents into production with the scale, reliability, and security, critical to real-world deployment.

A streamlined and customizable framework for efficient large model (LLM, VLM, AIGC) evaluation and performance benchmarking.

Laminar - open-source observability platform purpose-built for AI agents. YC S24.

A production-oriented multi-agent orchestration framework.

A HTTP credential proxy and vault for AI agents like Claude Code, OpenClaw, Hermes, custom agents + harnesses, and more.

How real engineers run Claude Code and Codex: spec-driven planning, enforced TDD, persistent memory, and quality enforcement on all levels. Make your agents production-ready.

Open-source AI agent desktop app for Windows & macOS. One-click install Claude Code, MCP tools, and Skills — with sandbox isolation, multi-model support, and Feishu/Slack integration.