ZIO — A type-safe, composable library for async and concurrent programming in Scala

The Internals of Apache Spark

Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3

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

Universal markup converter

Janino is a super-small, super-fast Java™ compiler.

Cool open source projects. Choose your project and get involved in Open Source development now.

A curated list of awesome Machine Learning frameworks, libraries and software.

The simple, stupid random Java beans/records generator

Apache Spark - A unified analytics engine for large-scale data processing

All Algorithms implemented in Java

Master the command line, in one page

Generating fake data for the JVM (Java, Kotlin, Groovy) has never been easier!

Kafka Config Provider with AWS Systems Manager

A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web

Spark: The Definitive Guide's Code Repository

Master programming by recreating your favorite technologies from scratch.