TealType - An experimental alternate text-entry system, TealType, from TealPoint Software, lets one enter text without external peripherals, graphiti, or even a pen.
Instead, characters are "typed" using thumb presses and press combinations of the four application buttons and the scroll up/down button
SgfMan is a SGF (Smart Game Format, best known as record format for Go game) file manager running on PalmOS 4.0 and higher. You can use it to browse and edit SGF files on expansion card, categorize and import files to build-in memo pad's database which can be replayed by third party SGF viewer such as PilotGOne
Pocket PO - A portable database for your PO's which holds the PO number, order date, due date, item number, quantity, cost, line and PO totals, notes, vendor name, terms, ship via, and even a digital signature. Comes with 2 free utilities. The first one transfers data to/from your PC. The second one allows you to view/print/export to html the purchase order data on your PC
PocketHAL - The American Conference of Governmental Industrial Hygienists (ACGIH) recently established a new Threshold Limit Value(R) for the hand, wrist, and forearm, known as the "Hand Activity Level," or "HAL"
NoDebug disables the shortcut to enter to debug mode, preventing that anyone could active it, even, when it's locked.
WARNING:
Only removes the shortcut, there are other ways to get in debug mode!
It includes the source code. (Works with x-master too)
TinyMirror - Unlike other mirrors, TinyMirror uses the whole screen (there is no annoying menu bar to ruin your reflection).
TinyMirror can also display an all black or an all white screen.
You can toggle between the two by pressing the scroll buttons.
TinyMirror can also conveniently transform into a flashlight if the backlight is turned on
MiniWiki is a hack that enables users to use the memo database as hypertext data.
In any text field, when a user taps a string surrounded by a pair of ''tags'' (e.g., "[" and "]"), the memo application is launched, and a memo page with the enclosed string as its title is displayed
BrightnessDAs - with a stroke of your finger (depends on the DA launcher you're using and the options you choose to invoke my DAs) your could quickly choose between minimum brightness (great for reading at night), low (~20%, for battery-conscious users ;), medium (50%, should be enough for most situations) or maximum (100%. The range above 50% up to 100% is superfluous)