The Apache Log4j SLF4J API binding to Log4j 2 Core

HikariCP is a 'zero-overhead' production ready JDBC connection pool.

Core libraries for Apache Spark, a unified analytics engine for large-scale data processing.

Jedis is a blazingly small and sane Redis java client.

Apache HttpComponents Client

Core classes for Apache Camel, an Open Source integration framework that empowers you to quickly and easily integrate various systems consuming or producing data.

Starter for using Log4j2

Spring Boot Actuator

This is the core Apache Tika™ toolkit library from which all other modules inherit functionality. It also includes the core facades for the Tika API.

Apache HttpComponents HTTP/1.1 core components

Client of HBase