Linux

Install pyFltk for Debian based distros like Ubuntu or Raspberry Pi OS:

sudo apt install python3-fltk

Install pyFltk for Arch Linux based distros:

pyFltk is available in the AUR with command:

yay -S python-pyfltk

Building from Source:

1. Download the source tarball from Sourceforge download page
2. Extract the archive file and follow the instructions in the INSTALL file.2. Extract the archive file and follow the instructions in the INSTALL file.