Free and Open Source, Distributed, RESTful Search Engine

Free universal database tool and SQL client

Google core libraries for Java

A type-safe HTTP client for Android and the JVM

An image loading and caching library for Android focused on smooth scrolling

a fast, scalable, multi-language and extensible build system

FizzBuzz Enterprise Edition is a no-nonsense implementation of FizzBuzz made by serious businessmen for serious business purposes.

RxJava bindings for Android

Modern Java - A Guide to Java 8

The ZAP by Checkmarx Core project

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.

The Clojure programming language

A barebones WebSocket client and server implementation written in 100% Java.

Test Automation Made Simple

Tools for keeping your cloud operating in top form. Chaos Monkey is a resiliency tool that helps applications tolerate random instance failures.

Java 1-25 Parser and Abstract Syntax Tree for Java with advanced analysis functionalities.

Java runtime metadata analysis

A reference implementation of a JSON package in Java.

The missing bridge between Java and native C++

🔬 Java Code Coverage Library

Hackpad is a web-based realtime wiki.

A collection of quickstart samples demonstrating the Google APIs for Android and iOS

Soot - A Java optimization framework

AWS Usage Tool

Master repository for the JGraphT project

Free Templates for AWS CloudFormation

The official MongoDB drivers for Java, Kotlin, and Scala

Simple, high-performance event-driven HTTP client+server for Clojure