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.

Apache Groovy: A powerful multi-faceted programming language for the JVM platform

Stream API from Java 8 rewritten on iterators for Java 7 and below

Functional programming in Java

[暂停维护]好玩的下拉刷新控件，让我们一起来回味童年

An advanced, but easy to use, platform for writing functional applications in Java 8.

SQL DSL (Domain Specific Language) for Kotlin and Java. Supports rendering for MyBatis or Spring JDBC Templates

Functional patterns for Java

Java 8 annotation processor and framework for deriving algebraic data types constructors, pattern-matching, folds, optics and typeclasses.

java port of Underscore.js

💡 没啥用的仓库，别看了。关注 https://github.com/bitlap/zim

Checked Exceptions-enabled Java 8+ functional interfaces + adapters

Code a program in a language of your choice.

An Intellij/Android Studio plugin to help visualise side effects in your code.

Categorical Query Language IDE

LINQ to Objects for Java.

Code for Java upgrade workshop

A library that simplifies error handling for Functional Programming in Java

Compile-time checked Unions of different types for Domain Modeling [STABLE]

Java 8 Guides and Tutorials - A lot of awesome examples using Java 8 features like Stream, Lambda, Functional Interface, Date and Time API and much more