Glimmer is a award winning GUI Toolkit for ruby which supports every major platform (gtk, qt, wxwidgets, swt, swing, java fx, etc), it can also output as SVG or

Glimmer is a award winning GUI Toolkit for ruby which supports every major platform (gtk, qt, wxwidgets, swt, swing, java fx, etc), it can also output as SVG or CSS: https://github.com/AndyObtiva/glimmer https://github.com/AndyObtiva/glimmer Glimmer has been around for a while and is in active development. Here is a extensive list about NLP in ruby: https://github.com/arbox/nlp-with-ruby https://github.com/arbox/nlp-with-ruby. If you want a fast running and fast starting GUI you should take a look at GraalVM from oracle and its Ruby implementation called TruffleRuby, it translates Ruby code to native code and optimizes C and Ruby code at compile and runtime to make it faster: https://www.graalvm.org/ruby/ https://www.graalvm.org/ruby/