A Kotlin and Swift DSL for finite state machine

SQL DSL for Kotlin

Immutable DataTable implementation in Java

Very, very, lightweight dynamic-class-based immutable value types for Java 8.

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

Yet another Scala lens macro

A Persistent Java Collections Library

A modern testing and behavioural specification framework for Java 8

Type-safe records in Java, to be used instead of POJOs, Java beans, maps or value objects.

Clojure library for working with data that are locally true

A Java library that simplifies generating proxies for annotated interfaces

Lazy map, filter, each, reduce for Javascript

Java library for working with data that are locally true

An Eclipse plugin that lets you run JavaScript to refactor your Java code

Java Deconstructor

A library to support writing fluent APIs in PHP

Midje provides a migration path from clojure.test to a more flexible, readable, abstract, and gracious style of testing