Apache Log4j 2 is a versatile, feature-rich, efficient logging API
The home of the ICU project source code
Prometheus instrumentation library for JVM applications
Kafka Web UI
Soot - A Java optimization framework
Type-safe HTTP client for Android and Java by Square
An authorization library that supports access control models
A Python 3 implementation built on GraalVM
An extensible Java library for HTTP request and response logging
An implementation of the DNS protocol in Java
Alpakka is a Reactive Enterprise Integration library for Java
A free and open development kit for the Sega Mega Drive
Build great things at any scale
A safe, dynamic tracing tool for the Java platform
Create, edit and run self-contained source-only Java programs
Cross-platform framework for building truly native mobile apps
A modern I/O library for Android, Java, and Kotlin Multiplatform
Console-based JVM monitoring tool
Object-functional library that runs with Java 8+
Yet Another Validation for Java
Make writing Java http clients easier
Identifies and prioritizes God Classes Highly Coupled classes
Flexible, lightweight multi-language test reporting tool
Google's data interchange format