WAgros2D
WBaudline
WElmer FEM solver
WFinite-difference time-domain method
WFlexPro
WFractint
WGraphBLAS
WGretl
WHippoDraw
WLabVIEW
WLAPACK
WMaple (software)
WMathcad
WMPIR (mathematics software)
WPrime95
WNetworkX
WNumerical Recipes
WOrange (software)
WRange Software
WROOT
WSAS (software)
WSimcenter Amesim
WSimcenter STAR-CCM+
WSimulink
WSnapPea
WSOFA Statistics
WWolfram Mathematica
WWORHP