Written by Petr Šlechta, 2014, 2017. Based on SHARP MZ-800 version (disassembled machine code).

See Flappy on SourceForge.net.

Written by Petr Panuška, 2017.

See Petr's page.

Petr, thank you for testing and bug fixing of Java version!

Written by Luděk Smetana, 2017.

See Luděk's page.

Luděk, thank you for testing and bug fixing of Java version and also for all extra scenes from different Flappy clones!