OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

A Java to iOS Objective-C translation tool and runtime.

Google Guice on Android, version 3.0 [RETIRED]

Code for Head First Design Patterns book (2020)

Elegant parsing in Java and Scala - lightweight, easy-to-use, powerful.

A pure-Java Markdown processor based on a parboiled PEG parser supporting a number of extensions

A (fork of a) slick visualization for your source code

Dynamic Linker Framework for Languages on the JVM

Connect a Clojure REPL to running Java or Clojure processes without any special setup

Implementation of key Go (lang) features for (J)Ruby

Visualize haarcascade files for Viola Jones algorithm

A Java implementation of the LESS CSS framework

An implementation of the core Rubinius API for other rubies

A syntax highlighter in clojure.