VisualVM is an All-in-One Java Troubleshooting Tool
The Enterprise-ready testing and specification framework
Enables in-process caching of secrets for Java applications
Kotlin wrappers for popular JavaScript libraries
PDFsam, a desktop application to split, merge, mix, rotate PDF files
A Minecraft plugin API
Advanced manager and monitor for Apache Tomcat
A Python 3 implementation built on GraalVM
Replacement for the Java date and time classes prior to Java SE 8
Enhancing Java Stream API
Exposing the JDK Flight Recorder as a Spring Boot Actuator Endpoint
The modern Essentials suite for Spigot and Paper
Console-based JVM monitoring tool
Object-functional library that runs with Java 8+
Manifold is a Java compiler plugin, features include Metaprogramming
An extremely easy way to perform background processing in Java
A Java to iOS Objective-C translation tool and runtime
Apache InLong - a one-stop integration framework for massive data
TCP/HTTP/UDP/QUIC client/server with Reactor over Netty
Maven/Gradle alternative with a twist: its a single Java file
Development tool to help programmers write standard Java code
I2P is an anonymizing network to securely communicate
A reverse engineering suite (decompiler, editor, debugger and more)
An in-memory file system for Java 8+
Helps Java developers to easily consume and process log files from AWS