Science Tools
Science software is right here at your disposal, you can find applications for different science fields such as physics, math, geology, astrology, genealogy, astronomy, biology, and more.
Orifice Design Calculator
GRASS GIS
PHStat2
SimThyr
PSPP
The Complete Genealogy Reporter
Visual Complex
Scientific calculator - ScienCalc
Group Explorer
AioFlo
Circuit Construction Kit (DC and AC)
ZView
AutoTRAX Design eXpress
ElectricalOM
EngNet Tools
GeoCalc
L-Edit
GraphicMaster
Tommi's Roman Numeral Converter
qMetro
TileMill
GWR4
FractionsPractice
VisualStat
PowerSDR
InnerSoft ISBH
Illusionae
f/Calc
OE-CAKE
HyperChem
Discover FDM
Add-on support
You can get add-ons that download files/video from arbitrary websites.