Fastjson is a JSON processor (JSON parser + JSON generator) written in Java

High performance Java reflection using code generation

Simple yet powerful CAPTCHA library written in Java

The core parser functionality. This may be all you need.

Java implementation of FIGfonts (http://www.figlet.org/) to create ascii art banners

Java SE-specific extensions to core ZXing library

Square’s meticulous HTTP client for Java and Kotlin.

The Apache Commons FileUpload Javax component provides a simple yet flexible means of adding support for multipart

The core module of Undertow, a lightweight and high-performance web server for Java.

APIs for CDI (Contexts and Dependency Injection for Java)

JavaBeans Validation (Bean Validation) is a validation model that can add constraints to the beans with annotations ...

Joda-Time provides a quality replacement for the Java date and time classes. Note that from Java SE 8 onwards, users ...

All source code come from ASM 5 and put under new namespace: act.asm

Apache BVal - OSGi Packaging of bval-jsr

Eclipse Compiler for Java(TM)

Jansi is a java library for generating and interpreting ANSI escape sequences.

Java(TM) Persistence API

Image4j Project

jsoup is a Java library that simplifies working with real-world HTML and XML. It offers an easy-to-use API for URL ...

A JSR330 style dependency injection solution

A simple Java toolkit

A simple java cache API

an library provides MVC utilities including Result classes, action annotations etc

Utilities for HTTP

A simple storage service supports plugin varieties of implementations including Amazon S3

Some extensions to osgl-tool project

A strong typed high performance Java Template engine with .Net Razor like syntax

YAML 1.1 parser and emitter for Java

Java client library for the Auth0 platform

A framework for writing performance micro-benchmarks using JUnit4 annotations.

Play! Framework

'Flexible' or 'fluent' assertions for testing

Mockito mock objects library core API and implementation