Top Agent Framework repositories

Repositories with the GitHub topic “agent-framework”: 20 repositories with 339k stars between them, mostly written in Python, TypeScript and Go. The highest-rated is HKUDS/nanobot, #482 on the bestofgithub Elo ladder.

Biggest movers this week

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

BuilderIO/agent-native

Open on GitHubTypeScript

A framework for building agentic apps

  • 1,622+1 Elo, change today
  • 7.7k stars
  • 709 forks
git
git clone https://github.com/BuilderIO/agent-native.git
  • agent-framework
  • agent-native
  • agentic-ai
  • agents

omnigent-ai/omnigent

Open on GitHubPython

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.

  • 1,786−4 Elo, change today
  • 11.3k stars
  • 1.9k forks
  • 42 watchers
git
git clone https://github.com/omnigent-ai/omnigent.git
  • agent-framework
  • agent-governance
  • agent-orchestration
  • agents

microsoft/agent-framework

Open on GitHubPython

A framework for building, orchestrating and deploying AI agents and multi-agent workflows with support for Python and .NET.

  • 1,840+6 Elo, change today
  • 14.6k stars
  • 2.6k forks
  • 113 watchers
git
git clone https://github.com/microsoft/agent-framework.git
  • agent-framework
  • agentic-ai
  • agents
  • ai

pydantic/pydantic-ai

Open on GitHubPython

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

  • 1,904+4 Elo, change today
  • 21.2k stars
  • 3.1k forks
  • 117 watchers
git
git clone https://github.com/pydantic/pydantic-ai.git
  • agent-framework
  • genai
  • harness
  • harness-engineering

Top 20 on the Elo ladder

  1. #482
    HKUDS/nanobot

    Your lightweight open-source personal agent.

    1,981 Elo −1250.1kPython
  2. #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
  3. #808
    666ghj/BettaFish

    微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。

    1,893 Elo +2742.7kPython
  4. #1,109
    microsoft/agent-framework

    A framework for building, orchestrating and deploying AI agents and multi-agent workflows with support for Python and…

    1,840 Elo +3314.6kPython
  5. #1,159
    deepset-ai/haystack

    Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design…

    1,833 Elo +1427kPython
  6. #1,484
    omnigent-ai/omnigent

    Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom…

    1,786 Elo +3711.3kPython
  7. #1,609
    esengine/DeepSeek-Reasonix

    A reliable coding agent for complex software engineering tasks.

    1,771 Elo −10036.1kGo
  8. #1,690
    NirDiamant/agents-towards-production

    End-to-end, code-first tutorials for building production-grade GenAI agents. From prototype to enterprise deployment.

    1,762 Elo +921.9kJupyter Notebook
  9. #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
  10. #2,097
    eigent-ai/eigent

    Eigent: The Open Source Cowork Desktop - Local and Free Alternative to Claude Cowork and Codex

    1,717 Elo +1415.8kTypeScript
  11. #2,696
    agentscope-ai/agentscope-java

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

    1,660 Elo +976.3kJava
  12. #3,217
    BuilderIO/agent-native

    A framework for building agentic apps

    1,622 Elo +587.7kTypeScript
  13. #3,765
    aden-hive/hive

    Multi-Agent Harness for Production AI

    1,587 Elo −111.1kPython
  14. #3,780
    RightNow-AI/openfang

    Open-source Agent Operating System

    1,586 Elo −1718.2kRust
  15. #4,766
    microsoft/agent-governance-toolkit

    AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxing, and reliability…

    1,531 Elo +276.5kPython
  16. #5,867
    EvoMap/evolver

    The GEP-powered self-evolving engine for AI agents. Auditable evolution with Genes, Capsules, and Events. | evomap.ai

    1,479 Elo +218.7kJavaScript
  17. #6,265
    open-multi-agent/open-multi-agent

    Self-hosted TypeScript agent runtime with durable approvals and verifiable run records. Own it, approve it, audit it.

    1,462 Elo 7kTypeScript
  18. #7,133
    MiroMindAI/MiroThinker

    MiroThinker is a deep research agent optimized for complex research and prediction tasks. Our latest models…

    1,428 Elo −158.4kPython
  19. #8,895
    Upsonic/Upsonic

    Build autonomous AI agents in Python.

    1,356 Elo −67.9kPython
  20. #9,508
    crestalnetwork/intentkit

    IntentKit is an open-source, self-hosted cloud agent cluster that manages a collaborative team of AI agents for you.

    1,318 Elo −106.5kPython