Eclipse Collections is a collections framework for Java with optimized data structures and a rich, functional and fluent API.

An annotation processor for generating type-safe bean mappers

📈 Capturing JVM- and application-level metrics. So you know what's going on.

A high performance caching library for Java

Google core libraries for Java

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps …

High Performance data structures and utility methods for Java

Low-latency WebSocket Server

Unconventional I/O library for Java

A lightweight partitioned object pool, you can use it to pool expensive objects like jdbc connections, thrift clients etc.

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

Simple Binary Encoding (SBE) - High Performance Message Codec

Maven plugin to find duplicate classes or resources

Java Builders: URL builder with zero runtime dependencies

VisualVM is an All-in-One Java Troubleshooting Tool

Resilience4j is a fault tolerance library designed for Java8 and functional programming

Enhancing Java Stream API

Brings the popular ruby faker gem to Java

All Algorithms implemented in Java

Java cryptographic library that supports Argon2, bcrypt, scrypt and PBKDF2 aimed to protect passwords in databases. Easy to use by design, highly customizable, secure and portable. All the implemen…

Java implementation of RSocket

Design patterns implemented in Java

GraphQL Java implementation

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.

High Performance Inter-Thread Messaging Library

High performance JVM JSON library

An Engine-Agnostic Deep Learning Framework in Java

🏗 Build container images for your Java applications.