AutoCF allows programs and databases stored on a Compact Flash memory card to be seamlessly accessed by the Palm OS.

This is specific to the TRGpro running Palm OS 3.5. This post includes AutoCF 1.0 and 1.1

Napalm Racing is a free 3D arcade racer for Palm OS featuring grayscale and color display support and an included track editor to create your very own courses!

This package also includes the “Rally” expansion track set.

Developed by 4CSoft and published by ZIO Interactive, this is a clone of an obscure series of games by the name of Culdcept. Unfortunately does not play well with 5.x devices.

From ZIO's site:

"Knight Move" is all about ...

Yet Another Unit Converter - can convert 39 different units!

BeamPRO is an advanced file transfer utility supporting both infrared and Bluetooth communications. From a single interface, files can be transferred in batches from internal storage or an SD card, with additional support for beaming individual ...

A flappy bird clone, before flappy ever existed. Author : Jude Nelson

The Game of Life is a Palm version of the Game of Life by John Conway, with a multiplayer mode.

SkinUI is a free system modification for skinning the Palm OS user interface and adding optional effects such as fade or slide animations to panels and tooltips.

The base package includes only SkinUI itself. Additional themes can be installed ...

Sydney guides you through an adventure where you shape the story on nearly every screen, making the interactive book replayable many times.

From sourceforge - FreeCoins for Palm OS� is a personal finance manager with a synchronisation module for GnuCash under development. The program supports double entry bookkeeping, multiple accounts, split transactions and quite a few other ...