Harry Whitfield
Planimeter
FreeCalculate the area of a closed curve.
WindowsSunrise Calculator
FreeCalculate sunrise and sunset times based on date, longitude, and latitude on your desktop.
WindowsDrawDemo
FreeUse a free-form drawing tool with various features.
WindowsNetCalc - an RF Impedance Calculator
FreeEstablish radio frequency network design ideas.
WindowsPixel Scale
FreeDisplay and use a screen ruler on your desktop.
WindowsPlanimeter II
FreeCalculate the areas of closed curves.
WindowsDMXdeCoder
FreeCalculate and convert full channel numbers to port and DMX channels or vice versa.
WindowsDMXconverter
FreeDMXconverter: Simplify Your DMX Channel Calculations
Windows