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Agent frameworks

SDKs and orchestration frameworks for building single- and multi-agent systems.

Rule-inferred category · a project may appear in more than one

Agent frameworks · 9

Ranked projects have at least two current score dimensions across two source types. Score = observed adoption (45%) + momentum (30%) + attention (25%); stale or missing signals receive no weight.

  1. 1
    langchain GHPyPI

    The agent engineering platform.

    170.5M observed/mo 148.7k ★ ▲ 395 ★/wk 3/3 current signals

    92
  2. 5
    langgraph GHPyPI

    Build resilient agents.

    44.8M observed/mo 44.2k ★ ▲ 382 ★/wk 3/3 current signals

    84
  3. 8
    crewAI GHPyPI

    Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.

    2.4M observed/mo 60.3k ★ ▲ 272 ★/wk 3/3 current signals

    73
  4. 17
    pydantic-ai GHPyPI

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

    5.4M observed/mo 21.0k ★ ▲ 138 ★/wk 3/3 current signals

    64
  5. 18
    agno GHPyPI

    The self-driving agent platform

    1.8M observed/mo 43.0k ★ ▲ 103 ★/wk 3/3 current signals

    63
  6. 26
    langchainjs GHnpm

    The agent engineering platform

    35.9M observed/mo 18.3k ★ ▲ 13 ★/wk 3/3 current signals

    54
  7. 30
    haystack GHPyPI

    Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.

    566.5k observed/mo 26.9k ★ ▲ 66 ★/wk 3/3 current signals

    50
  8. 40
    agentops GHPyPI

    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

    94.7k observed/mo 5.9k ★ ▲ 19 ★/wk 3/3 current signals

    22
  9. 44
    PocketFlow GHPyPI

    Pocket Flow: 100-line LLM framework. Let Agents build Agents!

    25.5k observed/mo 11.3k ★ ▲ 13 ★/wk 3/3 current signals

    16