VisualVM is an All-in-One Java Troubleshooting Tool
Apache NetBeans
Advanced manager and monitor for Apache Tomcat
TestNG testing framework
The modern Essentials suite for Spigot and Paper
High-level Deep Learning Framework written in Kotlin
The Enterprise-ready testing and specification framework
A library of material components for JavaFX
Kotlin wrappers for popular JavaScript libraries
Alibaba Dragonwell8 JDK
Laravel Dusk provides simple end-to-end testing and browser automation
Framework for application developers to use state machine concepts
Alpakka is a Reactive Enterprise Integration library for Java
Access Java classes from Python
Fluent assertions for Java and Android
Web-based SSH console that centrally manages administrative access
EasyML serialization library, to and from XML, similar to Gson
Learn Java the easy way!
Lightweight JavaFX Framework for Kotlin
EA Async implements async-await methods in the JVM
JavadocToolUI helps you to create customized API documentation.
Console-based JVM monitoring tool