Is adk-java open source?

Yes, licensed under Apache-2.0.

adk-java

Active·★ 1.6k·Apache-2.0·Updated 2026-07-16

★ Trending★ Essential

The Agent Development Kit (ADK) for Java is an open-source, code-first toolkit designed for building, evaluating, and deploying sophisticated AI agents. It enables developers to define agent behavior, orchestration, and tool use directly in Java code for fine-grained control and robust integration with Google Cloud services.

adk-java is currently grouped under Multi-Agent, which makes it easier to evaluate through workflow fit instead of isolated features alone. Based on the available data, it leans most heavily toward Rich Tool Ecosystem for diverse agent capabilities and Google ecosystem integration and Building advanced AI agents with fine-grained control over their behavior and orchestration.. The listed license is Apache-2.0, which is useful when adoption constraints matter. It also shows measurable community traction with 1.6k GitHub stars.

#Java#AI Agents#Agent Development#Google Cloud#Code-First#Web Browsing#Coding

Features

01Rich Tool Ecosystem for diverse agent capabilities and Google ecosystem integration

02Code-First Development for defining agent logic, tools, and orchestration in Java

03Modular Multi-Agent Systems for designing scalable applications with specialized agents

04Built-in Development UI for testing, evaluating, debugging, and showcasing agents

05Integration with A2A protocol for remote agent-to-agent communication

Why choose it

+Rich Tool Ecosystem for diverse agent capabilities and Google ecosystem integration

+Building advanced AI agents with fine-grained control over their behavior and orchestration.

+Covers 4 supported environments or platforms, which is helpful for broader deployment needs.

+Ships with a public repository and a Apache-2.0 license, which makes adoption and review easier.

Trade-offs

!There are at least 8 related tools in the same category, so the best choice is easier to make after side-by-side comparison.

Compatibility

LLMs (e.g., Gemini)

LLM Support

Verified via docs

Google Cloud

Native Integration

Verified via docs

A2A Protocol

Protocol Integration

Verified via docs

Python ADK

Feature Parity

Verified via docs

Quick start

$ <dependency>

$ <groupId>com.google.adk</groupId>

$ <artifactId>google-adk</artifactId>

$ <version>0.3.0</version>

$ </dependency>

Use cases

↳Building advanced AI agents with fine-grained control over their behavior and orchestration.

↳Integrating AI agents tightly with existing services, especially within Google Cloud.

↳Designing and deploying scalable, modular multi-agent systems for complex tasks.

How it compares

≈adk-java sits in the Multi-Agent category, so it makes more sense to evaluate it alongside tools like Microsoft AutoGen instead of in isolation.

≈If your main need is closer to "Building advanced AI agents with fine-grained control over their behavior and orchestration.", that use case is a better lens for comparison than broad feature checklists alone.

≈adk-java uses a Apache-2.0 license, and community traction are both easier to judge in category context.

Alternatives

Microsoft AutoGen★ 59.8k

A framework that enables the development of LLM applications using multiple agents that can converse with each other to solve tasks.

Features

Why choose it

Trade-offs

Compatibility

Quick start

Use cases

How it compares

Alternatives

Related searches

Comments

Features

Why choose it

Trade-offs

Compatibility

Quick start

Use cases

How it compares

Alternatives

Related searches

Comments