QuestDB is a high performance, open-source, time-series database

The official home of the Presto distributed SQL query engine for big data

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

🏗 Build container images for your Java applications.

Very spicy additions to the Java programming language.

Java JWT: JSON Web Token for Java and Android

An annotation processor for generating type-safe bean mappers

jOOQ is the best way to write SQL in Java

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

This is the new home of the original DDD Sample app (previously hosted at sf.net)..

An Engine-Agnostic Deep Learning Framework in Java

A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.

General data-binding package for Jackson: works on streaming API (core) implementation(s)

Java annotation processor to create immutable objects and builders, for records too. Sweep boilerplate code under the rug!

High Performance data structures and utility methods for Java

requery - modern SQL based query & persistence for Java / Kotlin / Android

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

💡Extremely fast enterprise server framework, can be used in RPC, game server, web server.

Spoon is a metaprogramming library to analyze and transform Java source code. 🥄 is made with ❤️, 🍻 and ✨. It parses source files to build a well-designed AST with powerful analysis and transformati…

jsoniter (json-iterator) is fast and flexible JSON parser available in Java and Go

An advanced, but easy to use, platform for writing functional applications in Java 8.

Elegant parsing in Java and Scala - lightweight, easy-to-use, powerful.

A scope tree based Dependency Injection (DI) library for Java / Kotlin / Android.

dnsjava - an implementation of the DNS protocol in Java

High performance JVM JSON library

Record builder generator for Java records

Functional patterns for Java

Jabel - unlock Javac 9+ syntax when targeting Java 8

tinylog is a lightweight logging framework for Java, Kotlin, Scala, and Android