GreenLightHack is a HackMaster hack that reverses the polarity of the screen when the backlight is turned on (all white pixels become black and all black pixels become white).
This has the effect of making the backlight on the old Palm models (Palm III and below) look like the new ones, and the backlight on the new ones (Palm IIIx and above) look like the old ones
No Streak Hack - Some Palm IIIx displays have the 'streaking' problem. They tend to extend vertical lines (can be seen in the datebook month view) . Sometimes this can be adjusted by reducing the contrast using the contrast adjustment wheel.
This problem can sometimes be solved with software by changing the display refresh frequency. The PalmOS 3.1
AutoBacklight is a small application that allows to adjust backlight intensity according to the current time. It helps to improve display readability and optimize power consumption. It means that your PDA will run longer without recharging
LightHack - A neat feature of the Palm IIIx and Palm V: when the backlight is activated, the dark pixels light up instead of the background. LightHack provides a similar feature for the Palm III (and older Palm devices with backlights) -- whenever the backlight is activated, the screen is inverted so that the text lights up, and the background stays dark
StreakHack - Does your Palm 'streak'? Some Palm IIIx and Vx machines show 'streaking', shadow lines extending from vertical and horizontal lines on the display. This is especially noticeable in the Calendar view in the DateBook app.
StreakHack can help reduce the streaking. After activating StreakHack in HackMaster, adjust the contrast to your liking
BrightTools - BrightTools is a program that controls the brightness of the screen. To achieve this it has three different tools that controls the LCD brightness value: scheduled brightness change, popup dialog box and external power connection.
The Scheduled brightness tool changes the brightness of the screen according to a profile of hourly brightness values
