Design patterns implemented in Java

#1 Locally hosted web application that allows you to perform various operations on PDF files

Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

GraalVM compiles Java applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

JDK main-line development https://openjdk.org/projects/jdk

A high performance caching library for Java

QuestDB is an open source time-series database for fast ingest and SQL queries

A standalone Java Decompiler GUI

Git Server with CI/CD, Kanban, and Packages. Seamless integration. Unparalleled experience.

Style and Grammar Checker for 25+ Languages

A Java API for generating .java source files.

A configuration as code language with rich validation and tooling.

Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly co…

Test Automation Made Simple

Apache Tomcat

Catch common Java mistakes as compile-time errors

Runtime code generation for the Java virtual machine.

Java 1-21 Parser and Abstract Syntax Tree for Java with advanced analysis functionalities.

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps …

LWJGL is a Java library that enables cross-platform access to popular native APIs useful in the development of graphics (OpenGL, Vulkan, bgfx), audio (OpenAL, Opus), parallel computing (OpenCL, CUD…

Brings the popular ruby faker gem to Java

The missing bridge between Java and native C++

"Maven-node-grunt-gulp-npm-node-plugin to end all maven-node-grunt-gulp-npm-plugins." A Maven plugin that downloads/installs Node and NPM locally, runs NPM install, Grunt, Gulp and/or Karma.

Eclipse Jetty® - Web Container & Clients - supports HTTP/2, HTTP/1.1, HTTP/1.0, websocket, servlets, and more

Awaitility is a small Java DSL for synchronizing asynchronous operations

High performance non-blocking webserver

Annotation processor to create immutable objects and builders. Feels like Guava's immutable collections but for regular value objects. JSON, Jackson, Gson, JAX-RS integrations included

PDFsam, a desktop application to split, merge, mix, rotate PDF files and extract pages

Apache Log4j 2 is a versatile, feature-rich, efficient logging API and backend for Java.

Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with…