Top Harness repositories

Repositories with the GitHub topic “harness”: 24 repositories with 478k stars between them, mostly written in Python, TypeScript and JavaScript. The highest-rated is alibaba/open-code-review, #143 on the bestofgithub Elo ladder.

Biggest movers this week

ZiChuanLan/agent-purge

Open on GitHubJavaScript

One persona, many coding agents. Replace or inject system prompts across codex, claude, opencode, grok, omp, hermes, pi, zcode - with a local web console.

  • 1,469+40 Elo, change today
  • 1.8k stars
  • 1k forks
git
git clone https://github.com/ZiChuanLan/agent-purge.git
  • claude-code
  • codex
  • coding-agent
  • deepseek-harness

alibaba/open-code-review

Open on GitHubGo

Secure, fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in multi-language ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.

  • 2,175+38 Elo, change today
  • +611 stars gained
  • 51.9k stars
  • 4.1k forks
  • 146 watchers
brew install open-code-review
  • agent
  • agent-skills
  • code-review
  • code-review-assistant

strands-agents/harness-sdk

Open on GitHubTypeScript

Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.

  • 1,739+7 Elo, change today
  • 9.2k stars
  • 1.5k forks
  • 54 watchers
git
git clone https://github.com/strands-agents/harness-sdk.git
  • agent-framework
  • agentic
  • agentic-ai
  • agents

alibaba/open-code-review

Open on GitHubGo

Secure, fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in multi-language ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.

  • 2,175+38 Elo, change today
  • +611 stars gained
  • 51.9k stars
  • 4.1k forks
  • 146 watchers
brew install open-code-review
  • agent
  • agent-skills
  • code-review
  • code-review-assistant

Top 24 on the Elo ladder

  1. #143
    alibaba/open-code-review

    Secure, fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic…

    2,175 Elo +11251.9kGo
  2. #250
    walkinglabs/learn-harness-engineering

    Harness engineering beginner tutorial, from 0 to 1

    2,095 Elo +9325kTypeScript
  3. #273
    bytedance/deer-flow

    An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes…

    2,080 Elo −3485.3kPython
  4. #442
    dataelement/dsh-desktop

    DSHDesktop:DeepSeek Harness Desktop / DeepSeek Harness 桌面版

    1,996 Elo +15319.1kJavaScript
  5. #534
    langchain-ai/deepagents

    The batteries-included agent harness.

    1,963 Elo +531.3kPython
  6. #582
    openai/openai-agents-python

    A lightweight, powerful framework for multi-agent workflows

    1,945 Elo +830.6kPython
  7. #666
    zhayujie/CowAgent

    Open-source personal AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and…

    1,925 Elo −1247.9kPython
  8. #759
    pydantic/pydantic-ai

    How Python does AI. Agents, realtime voice, image generation, embeddings. Every model, every interface, typed end to…

    1,904 Elo +3221.2kPython
  9. #764
    rohitg00/agentmemory

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

    1,903 Elo +1930.3kTypeScript
  10. #1,221
    adongwanai/AgentGuide

    AI Agent 开发指南 | Agent Harness | 上下文工程 | 高级 RAG | MCP | Agentic RL 强化学习 | LangGraph 实战 | 1.2 万+ 大模型面试题 | 算法岗 / 开发岗求职 |…

    1,824 Elo +7111.9kMDX
  11. #1,820
    HarnessMD/munder-difflin

    an open-source alternative to the dots, bots and muses of the world, run an office of claude code/codex like agents on…

    1,748 Elo +419.5kJavaScript
  12. #1,894
    strands-agents/harness-sdk

    Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any…

    1,739 Elo +1039.2kTypeScript
  13. #1,945
    yc-software/qm

    Multiplayer agent harness for teams

    1,733 Elo +3315.7kTypeScript
  14. #2,696
    agentscope-ai/agentscope-java

    Build distributed, production-grade, long-running agents.

    1,660 Elo +976.3kJava
  15. #2,821
    gepa-ai/gepa

    Optimize prompts, code, and more with AI-powered Reflective Optimization

    1,651 Elo +797.4kJupyter Notebook
  16. #3,106
    mindfold-ai/Trellis

    The best agent harness.

    1,629 Elo 15.1kTypeScript
  17. #3,279
    xerrors/Yuxi

    可私有部署的多租户知识智能体平台:统一 RAG、知识图谱、多智能体、MCP/Skills、沙盒与权限管理。Yuxi = Cloud Agents + Knowledge RAG, Self-hosted knowledge agent…

    1,618 Elo +417.6kPython
  18. #3,714
    revfactory/harness

    A meta-skill that designs domain-specific agent teams, defines specialized agents, and generates the skills they use.

    1,591 Elo +249.3k
  19. #3,765
    aden-hive/hive

    Multi-Agent Harness for Production AI

    1,587 Elo −111.1kPython
  20. #3,996
    NevaMind-AI/memU

    Personal memory across agents

    1,573 Elo −114.6kPython
  21. #4,671
    ChatLab/ChatLab

    Local-first chat history analyzer with AI. | 本地优先的 AI 聊天记录分析工具

    1,536 Elo +467.6kTypeScript
  22. #5,356
    truefoundry/trueforge

    The open-source agent harness - the runtime layer that turns an LLM into a working agent.

    1,503 Elo +696.4kTypeScript
  23. #6,088
    ZiChuanLan/agent-purge

    One persona, many coding agents. Replace or inject system prompts across codex, claude, opencode, grok, omp, hermes…

    1,469 Elo +3031.8kJavaScript
  24. #10,163
    mdiri-ai/SoduWork

    The AI-native engine for teams and their agents. Multi-harness, multi-agent, self-hosted.

    720 Elo −26943JavaScript