本文转载至http://www.cnblogs.com/Bird/archive/2007/03/14/675222.html
An animated progressbar control with many extras
BusyBar
How to write a loading circle animation in .NET?
Fully Customizable XP Progress Bar (with examples)
C# StatusBarProgressPanel Control
Gradient-Animation check progress bar control
Vertical ProgressBar
Never-ending Progress Bar (C#)
XP like colour progress bar
Advanced Progressbar
Percentage Complete Progress Bar (100% Completed) (ASP.NET)
ProgressPieControl: an alternative to that [ boring :) ] ProgressBar
Indeterminate or Bouncing Progress Bar