TLA Systems has released an update for DragThing, bringing it to version 5.0.1. DragThing is a dock utility designed for dock extension management. The maintenance update fixes a few bug issues and expands viewing options. According to TLA Systems:
TLA Systems is pleased to announce the immediate availability of DragThing 5.0.1, the thirtieth release of their popular dock application for Mac OS.
This is mainly a bug fix release to correct a problem that could cause drawers to vanish when dragged to the top right of the screen, but it also adds a number of new features including previews for video and sound files, highlighting of the frontmost window in the Window Dock, new layer sorting options, and more.
You can find more information about the DragThing update at the TLA Systems Web site. DragThing 5.0.1 is free for registered users, while the full version is available for US$25.00.