Apache Log4j 2 is a versatile, feature-rich, efficient logging API
signal-cli provides a commandline, dbus and JSON-RPC interface
Copybara: A tool for transforming and moving code between repositories
A free and open development kit for the Sega Mega Drive
Continuous inspection
A library for communication with a Minecraft client/server
Free implementation of Play Services
Metaprogramming library to analyze and transform Java source code
Automated driver management and helper features for Selenium WebDriver
Browser automation framework and ecosystem
AnLinux allow you to run Linux on Android without root access
Build great things at any scale
Fast and usable source code search and cross reference engine
Software Facil, Vida Facil
Visualizes all aspects of compiled Java class files
Essential hooks for modding with Fabric
Kafka Web UI
Distributed tracing without code changes
The MongoDB drivers for Java, Kotlin, and Scala
Lightweight, quick reference tool for Java developers.
A process for exposing JMX Beans via HTTP for Prometheus consumption
A safe, dynamic tracing tool for the Java platform
Test automation made simple
ProGuard, Java optimizer and obfuscator
Most popular Mocking framework for unit tests written in Java