Global Mapper is more than just a utility.

Step by step thermal design calculations of double pipe heat exchangers

The easiest way to lower your utility bills is to adjust the thermostat.

LunarPhase Pro: Swiss Army Knife for the Moon

This chart can be used in more large range and are more precise.

Windows based application dealing with power and propulsion systems.

Windows based application dealing with propulsion systems.

Binary Adder is a simple solution for those seeking a quick and easy way to perform basic operations on binary numbers.