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Alternatives to stagehand

stagehand is an agent framework by browserbase: SDK for browser agents with act, observe and extract calls, used from TypeScript and Python to automate sites and pull out structured data. If it doesn't fit your setup, these 12 agent frameworks cover similar ground. They are ordered by how closely they match stagehand and by our rank, which weighs adoption, freshness and documentation; money never changes the order. Pi Agent Core leads the list (more GitHub stars (117.6K)). Each entry shows data reasons to switch, and you can open a side-by-side comparison with stagehand.

Updated Oct 26, 2026 · Built from catalog data; how we rank and grade

You're replacing

stagehand

SDK for browser agents with act, observe and extract calls, used from TypeScript and Python to automate sites and pull out structured data.

12 alternatives

Ordered by how closely each matches stagehand (shared product, category or stated alternative) and by rank.

  1. 1
    Pi Agent Core

    Earendil

    Minimal TypeScript agent harness with an agent runtime, multi-provider LLM API, terminal UI and coding agent CLI that users extend themselves.

    • More GitHub stars (117.6K)

    ★ 117.6K↓ 5.1M/wkLast active Oct 24, 2026Compare →

  2. 2
    LlamaIndex

    LlamaIndex

    Open-source Python toolkit for RAG and agents over your own data, with event-driven workflows and 300+ integration packages.

    • More GitHub stars (52.6K)

    ★ 52.6K↓ 1.4M/wkLast active Oct 14, 2026Compare →

  3. 3
    CopilotKit

    CopilotKit

    Open-source SDK that connects AI agents to app front ends with chat UI, generative UI, shared state and human approvals; creator of the AG-UI protocol.

    • 38.2K GitHub stars
    • Active in the last 30 days

    ★ 38.2K↓ 286.2K/wkLast active Oct 24, 2026Compare →

  4. 4
    ADK for Go

    Google

    Code-first Go toolkit for building agents with a tool ecosystem, composable multi-agent systems and Cloud Run deployment.

    • 8.9K GitHub stars
    • Active in the last 30 days

    ★ 8.9KLast active Oct 23, 2026

  5. 5
    LangChain

    LangChain

    Python framework of interoperable components and integrations for building agents and LLM apps, with LangGraph and Deep Agents layered above it.

    • More GitHub stars (148.4K)

    ★ 148.4K↓ 37.3M/wkLast active Oct 24, 2026Compare →

  6. 6
    CrewAI

    CrewAI

    Open-source Python framework for multi-agent workflows, with role-based Crews and event-driven Flows.

    • More GitHub stars (60.1K)

    ★ 60.1K↓ 644.6K/wkLast active Oct 24, 2026Compare →

  7. 7
    Vercel AI SDK

    Vercel

    TypeScript toolkit for AI apps and agents with a unified provider API, streaming, UI hooks and a wrapper for running established agent harnesses.

    • 27.5K GitHub stars
    • Active in the last 30 days

    ★ 27.5KLast active Oct 23, 2026

  8. 8
    LangChainGo

    LangChainGo

    Go implementation of LangChain for writing LLM-based programs from composable building blocks.

    • 9.7K GitHub stars
    • Active in the last 30 days

    ★ 9.7KLast active Oct 22, 2026

  9. 9
    AutoGen

    Microsoft

    Archived Microsoft Python framework for multi-agent apps; Microsoft directs new users to Microsoft Agent Framework.

    • More GitHub stars (61.5K)

    ★ 61.5K↓ 89K/wkLast active Oct 16, 2026Compare →

  10. 10
    blades

    go-kratos

    Go framework for multimodal AI agents with models, tools, memory, middleware, chains and structured output.

    • Open source (MIT)
    • For Go

    ★ 819Last active May 7, 2026

  11. 11
    Strands Agents

    AWS

    Open-source Python and TypeScript SDK for model-driven agents, with tools, MCP, multi-agent patterns and streaming.

    • 8.9K GitHub stars
    • Active in the last 30 days

    ★ 8.9K↓ 8.9M/wkLast active Oct 24, 2026

  12. 12
    GitHub Copilot SDK

    GitHub

    Multi-language SDKs for embedding the GitHub Copilot agent runtime, with planning, tool calls and file edits, in your apps.

    • Supports C# and Java

    ★ 10.6K↓ 1.2M/wkLast active Oct 24, 2026

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