Harness Toolbox/Coding agents

Autonomous SWE agents

self-directed agents that go from issue to PR

32 repositories, most starred first

omo/lazycodex: The coding agent for tokenmaxxers;the one and only agent harness for complex codebases. For you…

66.0k
TypeScript
7 mo

Clone any website with one command using AI coding agents

28.5k
+1,0967d
TypeScript
4 mo

Symphony turns project work into isolated, autonomous implementation runs, allowing teams to manage work inste…

26.0k
+1077d
Elixir
4 mo

SWE-agent takes a GitHub issue and tries to automatically fix it, using your LM of choice. It can also be empl…

19.8k
+737d
Python
2 yrs

"DeepCode: Open Agentic Coding (Paper2Code & Text2Web & Text2Backend)"

16.1k
+537d
Python
1 yr

The best way to get AI coding agents to solve hard problems in complex codebases.

11.1k
+207d
TypeScript
1 yr

An Open-Source Asynchronous Coding Agent

10.3k
+1367d
Python
1 yr

Open-source implementation of AlphaEvolve

6.7k
+577d
Python
1 yr

An open-source vibe coding platform that helps you build your own vibe-coding platform, built entirely on Clou…

5.2k
+147d
TypeScript
10 mo

AI agent framework for plan-first development workflows with approval-based execution. Multi-language support…

4.6k
+567d
TypeScript
11 mo

AI coding platform for teams

3.8k
+677d
TypeScript
1 yr

The one and only agent harness for complex codebases. Project memory, planning, execution, and verified comple…

2.8k
+2017d
TypeScript
1 mo

Ship your code, on autopilot. An open source agent that lives on your machines 24/7 and keeps your apps runnin…

1.7k
+157d
Rust
1 yr

Open-source @agent mentions for Slack and GitHub. OpenTag routes tagged requests to Codex, Claude Code, then r…

1.4k
+3177d
TypeScript
3 wk

🔥 An autonomous AI agent that runs your deep learning experiments 24/7 while you sleep. Zero-cost monitoring,…

1.2k
+47d
Python
3 mo

Your AI forgets. This remembers. Spec-driven coding harness for vibecoders, product owners, CEOs and real buil…

1.0k
+147d
JavaScript
1 mo

OpenAlpha_Evolve is an open-source Python framework inspired by the groundbreaking research on autonomous codi…

1.0k
+37d
Python
1 yr

Codebase harness + loop engineer

943
+1157d
Python
1 mo

Spec-driven development workflow for AI coding agents: architecture-first planning, task decomposition, GitHub…

928
+87d
Python
3 mo

Autonomous software engineering fleet of AI agents for production-grade PRs on AgentField: plan, code, test, a…

924
+107d
Go
5 mo

pi coding agent in a technicolor web trenchcoat

793
+97d
TypeScript
5 mo

Official AHE code — Agentic Harness Engineering: observability-driven automatic evolution of coding-agent harn…

749
+247d
Python
2 mo

Visa Vulnerability Agentic Harness

703
+267d
Python
1 mo

Bring your own agent and build a self-improving agentic system. Automatically mine failures, optimize the agen…

525
+47d
Python
3 mo

Claude Code plugin for Elixir/Phoenix/LiveView — 20 specialist agents, Iron Laws enforcement, and Tidewave MCP…

486
+117d
Python
5 mo

ATLAS: a senior-engineer layer for Claude Code. Explore with wireframes & prototypes, clarify the essentials,…

310
+17d
Python
1 yr

A local-first, open-source coding agent for your desktop. Bring your own LLM key; your code stays on your mach…

290
+87d
Rust
3 wk

Claude Code / Cursor 开源替代。部署在你自己的服务器上,团队用浏览器打开就能编程——包括手机。CLI & Web UI 双入口,Multi-Agent 协作,原生直连千问/DeepSeek 等国产大模…

290
+17d
Java
3 mo

Broccoli turns Linear tickets into shipped PRs — powered by Claude and Codex, running on your own Google Cloud…

283
+17d
Python
3 mo

Finish-First Autonomous Agent Loop for Claude Opus 4.7 – 2026 Edition

153
+17d
HTML
2 wk

Open-source OpenAI Codex alternative | Multi-agent desktop GUI for OpenCode | manage coding sessions, visualiz…

147
+57d
TypeScript
5 mo

The token-efficient agentic coding workbench. Built for a future where every token counts — it optimizes token…

133
+37d
Go
2 mo

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