API for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has a plugin architecture that makes it extensible and supports asynchronous logging based on LMAX Disruptor.

Pax Logging API Library is a collection of logging APIs from different libraries/facades. It supports SLF4J, Commons Logging, JULI Logging, Log4J1 API, Log4J2 API, JBoss Logging and Avalon APIs.

The core Java API for building stream processing applications with Apache Flink.

The machine learning library for Apache Spark, providing scalable algorithms and tools for ML pipelines.

Core Hazelcast Module

The Apache Log4j binding between Log4j 2 API and SLF4J.

Camel unit testing

A `java.util.logging` Handler that forwards events to the Log4j API.

Confluence Core

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