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Alternatives to ADK for TypeScript

ADK for TypeScript is an agent framework by Google: TypeScript toolkit for agents with Zod-typed tools, graph and multi-agent workflows, and Node.js or browser runtimes. If it doesn't fit your setup, these 12 agent frameworks cover similar ground. They are ordered by how closely they match ADK for TypeScript and by our rank, which weighs adoption, freshness and documentation; money never changes the order. Ax leads the list (more GitHub stars (3K); supports Python and Java). Each entry shows data reasons to switch, and you can open a side-by-side comparison with ADK for TypeScript.

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

You're replacing

ADK for TypeScript

TypeScript toolkit for agents with Zod-typed tools, graph and multi-agent workflows, and Node.js or browser runtimes.

12 alternatives

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

  1. 1
    Ax

    Ax

    DSPy-style toolkit for typed LLM signatures, agents and flows, TypeScript-first with Python, Java, C++, Go and Rust libraries.

    • More GitHub stars (3K)
    • Supports Python and Java

    ★ 3K↓ 27.2K/wkLast active Oct 21, 2026Compare →

  2. 2
    Mastra

    Mastra

    TypeScript framework for AI agents and apps with graph-based workflows, memory, suspend-and-resume approvals, MCP servers and model routing.

    • More GitHub stars (29.1K)

    ★ 29.1K↓ 1.4M/wkLast active Oct 24, 2026Compare →

  3. 3
    Google Agent Development Kit (ADK)

    Google

    Open-source toolkit for building, evaluating and deploying agents in Python, TypeScript, Go, Java and Kotlin, tuned for Gemini but model-agnostic.

    • More GitHub stars (22K)
    • Supports Python and Go

    ★ 22K↓ 2.4M/wkLast active Oct 24, 2026Compare →

  4. 4
    open-multi-agent

    open-multi-agent

    Self-hosted TypeScript runtime for coordinating agents with human approval gates and inspectable runs, with no telemetry.

    • More GitHub stars (7K)

    ★ 7K↓ 897/wkLast active Oct 24, 2026

  5. 5
    Stately Agent

    Stately

    XState library where agent logic is a state machine, so a model can only pick events the machine allows.

    • Active in the last 30 days
    • Open source (MIT)

    ★ 484Last active Oct 24, 2026

  6. 6
    Claude Agent SDK (TypeScript)

    Anthropic

    TypeScript SDK that gives programs Claude Code's built-in tools for reading, editing and running code, installed from npm.

    • 1.8K GitHub stars
    • Active in the last 30 days

    ★ 1.8K↓ 8.1M/wkLast active Oct 23, 2026

  7. 7
    Genkit

    Google

    Open-source Firebase framework for AI features and agent workflows in JavaScript, Go, Python and Dart, with model plugins.

    • More GitHub stars (6.5K)
    • Supports JavaScript and Go

    ★ 6.5K↓ 95.8K/wkLast active Oct 23, 2026

  8. 8
    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, 2026

  9. 9
    LangChain.js

    LangChain

    JavaScript and TypeScript framework of interoperable components for building LLM apps and agents, with LangGraph.js and Deep Agents above it.

    • More GitHub stars (18.3K)
    • Supports JavaScript

    ★ 18.3KLast active Oct 23, 2026

  10. 10
    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)
    • Supports Python

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

  11. 11
    Strands Agents

    AWS

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

    • More GitHub stars (8.9K)
    • Supports Python

    ★ 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.

    • More GitHub stars (10.6K)
    • Supports Python and Go

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

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