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

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

APM, Application Performance Monitoring System

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

Distributed SQL transaction & query engine for data sharding, scaling, encryption, and more - on any database.

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

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

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

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Graphs for Everyone

The Clojure programming language

Apache Cassandra®

Alluxio, data orchestration for analytics and machine learning in the cloud

Statistical Machine Intelligence & Learning Engine

Apache Pinot - A realtime distributed OLAP datastore

Apache HBase

Yahoo! Cloud Serving Benchmark

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

Apache Ignite

The missing bridge between Java and native C++

Alibaba Dragonwell8 JDK

Alink is the Machine Learning algorithm platform based on Flink, developed by the PAI team of Alibaba computing platform.

Java dataframe and visualization library

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…

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

A process for exposing JMX Beans via HTTP for Prometheus consumption

Spring Native is now superseded by Spring Boot 3 official native support

Apache Commons Lang

Bouncy Castle Java Distribution (Mirror)

Amazon Corretto 8 is a no-cost, multi-platform, production-ready distribution of OpenJDK 8