Aaron Ardiri, a Palm OS developer, has released source codes for various games, GameBoy emulator and various tools originally developed for Palm OS over 20 years ago on his Github page, with total of 12 repositories.
Github: https://github.com/ardiri
Aaron, using the username ardiri posted the announcement over at Slashdot saying:
“Palm OS had a thriving gaming scene; with the likes of emulators and implementations/clones of classics such as LodeRunner, Lemmings, and the classic Game and Watch. written mainlyin C and optimizations in assembler — maybe these games will make their way to the various Arduino like micro-controllers out there; designed for low memory, low processing power environments they would port perfectly.”
Games included in this release are:
Phire (Fire!) (game and watch clone)
Parashoot (Parachute) (game and watch clone)
Oktopus (Octopus) (clone)
Maryobros (Mario Bros) (clone)
Lemmings (Lemmings) (clone)
Hoards of the Deep Realm (Loderunner) (clone)
Hexxagon (Ataxx) (clone)
DKung (Donkey Kong – Dual Screen) (game and watch clone)
DKJR (Donkey Kong Jr) (game and watch clone)
Apart from releases for Palm OS, GameBoy emulator libery, gfx library, Phire, Parashoot, Oktopus and DKJR also had their source code released for VTech Helio PDA.
All games also come with compiled binaries, ready to be used. Apart from Lemmings, all games are provided with custom license. According to the Github page for Lemmings. there should more levelpacks coming, expanding the roster of 8 level packs already available, free of charge.