Free and Open Source, Distributed, RESTful Search Engine

A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

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

Mirror of Apache Kafka

Telegram for Android source

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

JDK main-line development https://openjdk.org/projects/jdk

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

A fast dependency injector for Android and Java.

Apache Hadoop

A circular ImageView for Android

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

Flyway by Redgate • Database Migrations Made Easy.

Epoxy is an Android library for building complex screens in a RecyclerView

✅ The programmer-friendly testing framework for Java and the JVM

jOOQ is the best way to write SQL in Java

Smithy is a protocol-agnostic interface definition language and set of tools for generating clients, servers, and documentation for any programming language.