LIXA, LIbre XA, is a free and open source XA transaction manager
GUI controls for Processing
SIMD-accelerated libjpeg-compatible JPEG codec library
Asynchronous socket, http(s) (client+server) and websocket library
HTTP library that makes networking for Android apps
WebSocket & WAMP in Java for Android and Java 8
A small customizable library useful to handle an image gallery
Stream API from Java 8 rewritten on iterators for Java 7 and below
Pure Java HTML / CSS rendering engine
Lightweight HTTP framework built in Java
Easy to use Video and Image compression library for Android
A powerful image downloading and caching library for Android
Ultra-fast matching engine written in Java based on LMAX Disruptor
8-bit Graphical API for Java
A set of Maven tools for dealing with Dockerfiles
PDF Concatenation Tool
Android library to create buttons with Twitter's heart like animation
PDF Library for Developers
jsoniter (json-iterator) is fast and flexible JSON parser
Deep zoom view for displaying huge images without loss of detail
A Processing/Java library for high performance GPU-Computing (GLSL)
Examples of some of the most common usages of RxJava 2 and Retrofit
Listen the progress of downloading and uploading in Okhttp