Spring Boot

Free and Open, Distributed, RESTful Search Engine

Spring Framework

Google core libraries for Java

Netty project - an event-driven asynchronous network application framework

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

A libre lightweight streaming front-end for Android.

Mirror of Apache Kafka

🔥 Seata is an easy-to-use, high-performance, open source distributed transaction solution.

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…

The automation tower defense RTS

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

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

A fast dependency injector for Android and Java.

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

🚌 The IK Analysis plugin integrates Lucene IK analyzer into Elasticsearch and OpenSearch, support customized dictionary.

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

This is a sample app that is part of a series of blog posts I have written about how to architect an android application using Uncle Bob's clean architecture approach.

A high performance caching library for Java

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

Apache Pulsar - distributed pub-sub messaging system

A standalone Java Decompiler GUI

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.

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

Apache Druid: a high performance real-time analytics database.

Conductor is a microservices orchestration engine.

Graphs for Everyone

Very spicy additions to the Java programming language.

AWS Service registry for resilient mid-tier load balancing and failover.

Style and Grammar Checker for 25+ Languages