For those that find wxRuby3's revival (mildly) interesting this may be of interest as well. A first public beta of the wxRuby3/Shapes framework has been released. This framework aims to provide a pure Ruby 2D shapes and diagramming library based on wxRuby3. If you are interested check this out: Release info: https://github.com/mcorino/wxRuby3-shapes/releases/tag/v0.9.0-beta.3 Github: https://github.com/mcorino/wxRuby3-shapes Github-pages: https://mcorino.github.io/wxRuby3-shapes/ Rubygems: https://rubygems.org/gems/wxruby3-shapes