This is a small, fast and light PDF reader that is much more convenient to use than the bloated “official” Adobe reader which weighs in at 20 Megabytes. I recommend it to anybody who says they can’t open a file I sent.
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http://www.foxitsoftware.com/
< 1 Megabyte

Am going to try out a new Java based software called GanttProject which I downloaded today. Must brush up on the subject before I begin, though. A starting point for that could be this primer on PERT, CPM and GANTT.
GanttProject from SourceForge is open source.

This is an easy to use unit conversion program that will convert the most popular units of distance, temperature, volume, time, speed, mass, power, density, pressure, energy and many [...]