NTWind Software - 3.54MB (Shareware)
WinSnap is a small enhancement utility for taking and editing screenshots. Standard features include easy capture of non-rectangular windows with customized and transparent backgrounds, simple and automatic canvas transformations, coloring effects, and the addition of eye-candy drop shadows. WinSnap supports a variety of image formats and has advanced auto-save features.
Version 1 is FREE for personal, educational and non-commercial use. Version 2 and onwards is shareware.