pivovarit/throwing-function

vʌvr (formerly called Javaslang) is a non-commercial, non-profit object-functional library that runs with Java 8+. It aims to reduce the lines of code and increase code quality.

jOOλ - The Missing Parts in Java 8 jOOλ improves the JDK libraries in areas where the Expert Group's focus was elsewhere. It adds tuple support, function support, and a lot of additional functionality around sequential Streams. The JDK 8's main efforts (default methods, lambdas, and the Stream API) were focused around maintaining backwards compatibility and implementing a functional API for parallelism.

Enhancing Java Stream API

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

The perfect companion for your Kotlin journey - Inspired by functional, data-oriented and concurrent programming

Utilities for use with rxjava

A Java 8 (and up) compatibility kit for Scala.

A lightweight, tree-shakable Result type package with a simple, consistent API designed.

Object-Oriented Java primitives, as an alternative to Google Guava and Apache Commons