First release, almost-done beta version

This is the very first release of this app! It is in a almost-done beta state, meaning that everything should works as intended, but some sneaky bugs may persist and the interface may need some more polishing. So, please do some feedbacks!

Install instructions

Windows: unzip and run lsys.exe

Linux: unzip, chmod u+x lsys-x86_64.AppImage and run the AppImage

Both: unzip saves.zip in the executable directory to have almost all of the weekly L-System