The BitsyLED Configurator 0.6.2 is released which includes the presets library for an easier start.

Also did some bug fixes that were annoying like disappearing ranges, etc. 

Download the latest release at https://github.com/flyandi/BitsyLED/releases/tag/v0.6.2 for your platform.

If you have the app already installed, you don't have to worry and the update will be installed automatically.