*Sony Japan has archived downloads on the Wayback machine!

This is the system update for the Clie S series models, allowing for upgrade from OS 3.5.1 to 3.5.2. This is the Japanese exe, assuming this won't work for English ...

NoWaiTZ2 removes wait states when accessing the RAM and ROM on IIIx+V and attempts to minimize streaking on the Palm IIIx.

Compatibility

DragonBall EZ CPU required.

This archive contains the Palm OS Cobalt API Documentation. Also known as Palm OS 6, Palm OS Cobalt was planned to be the next version following OS 5 Garnet, but was never released. This documentation offers a glimpse into how software would have been ...

Joust from Midway Arcade Classics for PalmOS. The game is patched so no registration is needed.

A lightweight Palm OS application written by Mark Harrison for the synchronization of personal information databases with your Palm OS based Fossil Wrist PDA.

This is the CD-ROM for the Sony Clie S300 and S500C series. Japanese version.

Compatibility

miniMusic is a suite of music production apps for Palm OS, both for built-in MIDI sounds and for controlling external MIDI devices.

The full suite ...

This roguelike is for those die-hard players who truly want it all... including the kitchen sink! This is one of the most complex and entertaining games of all time.

See also slashem from the source ...

FaceChat is a funny application for Palm OS(R) to chat with other Palm Powered Handheld. You can send a message via IrDA or Bluetooth with expression on a face in trick, changed by dragging mouth and eyeblow.

Tool for changing ROM tokens on Treos - do not poke at bits you don't understand.

This has potential to make your device inoperable.

Most importantly, it allows for changing carrier customization - For R(est)O(f)W(orld), use "write ...