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

A JDBC datasource implementation.

Guava is a suite of core and expanded libraries that include

Core Protocol Buffers library. Protocol Buffers are a way of encoding structured data in an

java common tools

java web tools

java dao tools

java socket tools

Netty is a NIO client server framework which enables quick and easy development of network applications such as protocol ...

High-level API that greatly simplifies using ZooKeeper.

All of the recipes listed on the ZooKeeper recipes doc (except two phase commit).

Apache HttpComponents Client

Apache HttpComponents Client

Apache HttpComponents HTTP/1.1 core components

Apache HttpComponents Core (non-blocking I/O)

Apache HttpComponents AsyncClient

Kafka client library for building producers and consumers that interact with Apache Kafka clusters for high-throughput ...

API for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has ...

Hibernate's core ORM functionality

The MongoDB Synchronous Driver

Quartz is a job scheduling library that can be embedded in java applications with support for transactions, persistence, ...

Jedis is a blazingly small and sane Redis java client.