Repository Index

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

• java
• rxjava
• flow
• reactive-streams

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

• java
• aot
• compiler
• graalvm

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

• parsing
• parser-generator
• antlr
• antlr4

High Performance Inter-Thread Messaging Library

• disruptor
• java
• concurrency

Vert.x is a tool-kit for building reactive applications on the JVM

• vertx
• java
• netty
• reactive

A configuration as code language with rich validation and tooling.

• pkl
• java
• kotlin
• config

Java 1-25 Parser and Abstract Syntax Tree for Java with advanced analysis functionalities.

• javaparser
• parser
• java
• javadoc

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, CUDA) and XR (OpenVR, LibOVR, OpenXR) applications.

• lwjgl
• kotlin
• opengl
• opencl

A tool to help eliminate NullPointerExceptions (NPEs) in your Java code with low build-time overhead

• java
• static-analysis
• android
• nullability

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 the Extensions for OpenJDK for OpenJ9 repo.

• java
• jvm
• eclipse-openj9
• compiler

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

• java
• intellij
• json
• template-engine

Enhancing Java Stream API

• java
• java8
• collections
• streams-api

jOOλ - The Missing Parts in Java 8 jOOλ improves the JDK libraries in areas where the Expert Group's focus was elsewhere. It adds tuple support, function support, and a lot of additional functionality around sequential Streams. The JDK 8's main efforts (default methods, lambdas, and the Stream API) were focused around maintaining backwards compatibility and implementing a functional API for parallelism.

Spoon is a metaprogramming library to analyze and transform Java source code. :spoon: is made with :heart:, :beers: and :sparkles:. It parses source files to build a well-designed AST with powerful analysis and transformation API.

• code-analysis
• code-transformation
• metaprogramming
• code-generation

Mixin is a trait/mixin and bytecode weaving framework for Java using ASM

• java
• mixins
• gradle
• mixin-framework

A pure-Java Markdown processor based on a parboiled PEG parser supporting a number of extensions

Ahead of time compiler for JVM bytecode targetting iOS, Mac OSX and Linux

• ios
• java
• jvm
• robovm

Esper Complex Event Processing, Streaming SQL and Event Series Analysis

• cep
• complex-event-processing
• open-source
• compiler

JPF is an extensible software analysis framework for Java bytecode. jpf-core is the basis for all JPF projects; you always need to install it. It contains the basic VM and model checking infrastructure, and can be used to check for concurrency defects like deadlocks, and unhandled exceptions like NullPointerExceptions and AssertionErrors.

Elegance, high performance and robustness all in one java bean mapper

• annotations
• xml
• java
• jmapper

Jitescript - Java API for Bytecode

A free Object Pascal language plugin for IntelliJ IDEA

• delphi
• intellij
• fpc
• pascal

CSV/Tab Delimited and Fixed Length Parser and Writer

• csv-parser
• csv
• java

dregex is a Java library that implements a regular expression engine using deterministic finite automata (DFA). It supports some Perl-style features and yet retains linear matching time, and also offers set operations.

• scala
• dfa
• regular-expression
• regular-expression-engine