Programming resource

Code Converter
The best C# to VB translation service that I've used.
Visual Studio
Color Hexa
The only color index library I use.
Application, Website
Paper Sizes
Vital information when creating printouts.
Sometimes you're better off writing your own pattern, but this can speed things up.
Response Viewer
If you ever need header information about a URI, this is a life saver.
Time and Date
I use this most as a point of reference for time zones.