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Google ADK review

An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

Updated Nov 1, 2026. Review written Nov 1, 2026 from the project's own sources; usage data refreshed every Monday.

Google ADK at a glance

Category
Agent frameworks
Website
google.github.io/adk-docs

Is Google ADK growing? Usage data

In the week of Oct 25–31, 2026, Google ADK ranked #191 on the Devtoolwatch Board and #19 in Agent frameworks, with a momentum score of 45 out of 100. Its main package had 2.4M downloads that week, +7% against its own 4-week average.

New GitHub stars per week for Google ADK12 weeks from Aug 9, 2026: 86, 108, 116, 99, 102, 62, 89, 58, 81, 136, 107, 84 new stars, an average of 94 a week.Aug 9week of Oct 25
New GitHub stars per week for the last 12 weeks, from GitHub's stargazer history (today's stargazers by the week they starred).
Show the weekly numbers
New GitHub stars per week for Google ADK
Week ofNew stars
Aug 9, 202686
Aug 16, 2026108
Aug 23, 2026116
Aug 30, 202699
Sep 6, 2026102
Sep 13, 202662
Sep 20, 202689
Sep 27, 202658
Oct 4, 202681
Oct 11, 2026136
Oct 18, 2026107
Oct 25, 202684

The Board ranks tools by four signals each week: new stars, new stars for the repo's size, added downloads and download growth beyond the market. How the ranking works.

Google ADK alternatives

Other AI agent frameworks on the Board in the week of Oct 25–31, 2026, by momentum:

Agent frameworks ranked by momentum, the week of Oct 25–31, 2026
RankToolStarsDownloads/wk
#1Harness²Harness² is a Python framework from Google Research for recursive agent harnessing, refining an agent's prompts, tools, memory and…21.7k–
#2HyperFramesHyperFrames is an open-source framework that turns HTML, CSS, media, and seekable animations into deterministic MP4 videos, built for AI…76.6k1.5M
#3AgentScopeAgentScope is a Python agent framework with an SDK for building ReAct agents and an agent service backend with a web UI.35k51.4k
#4AG-UIAG-UI is an open, event-based protocol that standardizes how AI agents connect to user-facing frontend applications.16.9k4.6M
#5LangGraphLangGraph is a low-level orchestration framework and runtime for building, managing, and deploying long-running, stateful agents in…44.2k18.5M
#6BifrostOpen-source, high-performance AI gateway that works as your LLM gateway, MCP gateway and agent gateway. One OpenAI-compatible API for…9.3k–

All AI agent frameworks, ranked

Google ADK FAQ

How popular is Google ADK?

Google ADK has 22.1k GitHub stars as of Nov 1, 2026. It gained 84 new stars in the week of Oct 25–31, 2026, against a 12-week average of 94 a week. Its main package had 2.4M downloads that week, +7% against its own 4-week average. That made it #19 among AI agent frameworks on the Devtoolwatch Board.

What are the best alternatives to Google ADK?

Other AI agent frameworks on the Devtoolwatch Board in the week of Oct 25–31, 2026, by momentum: Harness² (#1), HyperFrames (#2), AgentScope (#3), AG-UI (#4), LangGraph (#5). The alternatives table above has their numbers.

Sources

  1. Devtoolwatch Board, the week of Oct 25–31, 2026

Google ADK README badge

Maintainers can show the tool's weekly Board rank in their README:

Devtoolwatch badge for Google ADK

[![Devtoolwatch](https://index.devtoolwatch.com/badge/google-adk.svg)](https://index.devtoolwatch.com/tools/google-adk/)

How this page is made: Devtoolwatch writes each review from the project's README, releases, package metadata and website, with an AI model, then checks every claim against the source it cites and drops what the sources don't support. The numbers come from Devtoolwatch's daily GitHub snapshots, GitHub's stargazer history, and the npm and PyPI download APIs. Spotted an error? Email [email protected].