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Catalog

Harnesses

Submit a harness

Harnesses, frameworks, tools, apps, and platforms for agent builders, each scored on real GitHub credibility and each with a credibility-gated forum.

58 tools · showing 1–24

Harness ×
Coding +1

AutoGPT

Build agents from plain-English descriptions or a visual block canvas, then run them on demand, schedules, or triggers

A+
Coding

Maka

Apache Maka (Incubating) is a local-first AI agent workspace. Model messages, tool calls, tool results, permission decisions, and terminatio

A+
Research +1

DeerFlow

DeerFlow 2.0 is ByteDance's open-source super-agent harness.

A+
Connectors +1

JiuwenSwarm

JiuwenSwarm is an intelligent AI Agent built on openJiuwen. It extends the powerful capabilities of large language models directly to your f

A+
Coding +1

Goose

Rust-built local agent with desktop, CLI, and API surfaces, 15+ model providers, and 70+ MCP extensions

A+
New Coding +2

Mathcode

MathCode: A Frontier Mathematical Coding Agent

B
Coding +1

Kilo Code

Open-source agentic coding agent for VS Code, JetBrains and the CLI; bring your own key across 500+ models, with modes, MCP support and AGENTS.md context.

A
Coding

OpenCode

Open-source AI coding agent that runs in the terminal, an IDE, or a desktop app

A
Coding

Claude Code

Terminal-based agentic coding tool that reads your codebase and runs tasks through natural-language commands

A
Coding

Pi

Minimal, self-extensible terminal coding agent and harness with a multi-provider LLM API

A
Coding

Codex

Lightweight coding agent that runs in your terminal

A
New Coding +1

StarNet

A living pixel-art station where real AI agents do real work.

B
Coding

Ouroboros

Agent OS: the agent gets smarter on its own. We just hold the line: the grading command and expected result never make it into the success contract we hand it. Interview-gated, staged evaluation, budgeted evolution loop.

A
Memory +1

LifeOS

An AI-powered Life Operating System for Magnifying Human Capabilities.

A
Coding +1

Codewhale

Open-source, community-driven agent harness

A
Memory +2

Nanobot

nanobot: The Ultra-Lightweight Personal AI Agent

A
Coding

Hive

A zero-setup, model-agnostic runtime for colonies of agents.

A
New Coding +1

Zeroshot

Independent executor–verifier orchestration for software changes.

A
Coding

Prime Agent

A self-improving RLM agent for coding workflows and long-running autonomous tasks.

A
Coding

Strands Agents

Model-driven Python SDK for building agents with tools in a few lines.

A
Coding

Qwen Code

Open-source terminal coding agent supporting multiple model providers.

A
Connectors

AstrBot

AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw alte

A
Interface

Mercury Agent

Permission-first personal AI agent with SQLite-backed memory and token budgets, run from CLI, web, or Telegram

A
Coding

Cline

Open-source coding agent with one engine behind VS Code, JetBrains, a headless CLI, an SDK, and a parallel Kanban board

A