HZActivityIndicatorView
October 10, 2011 • BSD License
A highly customizable drop-in replacement for UIActivityIndicatorView
YRKSpinningProgressIndicator
June 05, 2011 • BSD License
A clone of the "Spinning style" NSProgressIndicator that can be set to an arbitrary size and color. The background color can also be set, or it can be transparent. You can even change the color in ...
MKNumberBadgeView
January 23, 2011 • Apache 2.0 License
A UIView subclass that mimics the look and feel of the red Springboard and UIBarButtonItem 'badges'. Since it's a UIView, it can be overlaid on any other item.
Animated Tab Bar Selection Indicator
January 04, 2011 • Unspecified License
As seen in Twitter for iPhone (née Tweetie 2), select a tab from the tab bar, and a small triangular selection indicator slides into place above the tab.