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Awesome Java Functional Programming

• checker-framework 950

  

  | updated 6 months ago | Other

  Pluggable type-checking for Java

• cyclops 1,301

  

  | updated about 1 year ago | Apache License 2.0

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

• derive4j 559

  

  | updated over 1 year ago

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

• functionaljava 1,584

  

  | updated about 1 year ago

  Functional programming in Java

• jOOL 2,052

  

  | updated 10 months ago | Apache License 2.0

  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.

• protonpack 475

  

  | updated 6 months ago | MIT License

  Stream utilities for Java 8

• RxJavaFX 517

  

  | updated over 2 years ago | Apache License 2.0

  RxJava bindings for JavaFX

• streamex 2,148

  

  | updated 26 days ago | Apache License 2.0

  Enhancing Java Stream API

• vavr 5,354

  

  | updated 11 months ago | Other

  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.