I don't know how many of you know this, but DockBarX has a cool feature that allows you to trigger the Compiz Scale plugin when clicking on a window group. This is the effect used in Unity that you've seen in many videos - well, it this was available in DockBarX for a long time.

DockBarX 0.41 has just been released, featuring redesigned window previews and menu as well as a close button for the window previews. Before more info on the latest DockBarX, here are some screenshots:
DockBarX 0.40 has been released last night, bringing the following changes:
-The default theme has changed. The new default theme DBX is made by BigRZA. It's made to look good with Radiance and Ambiance. (The old default theme is still included under the name Old.)
-Another theme by BigRZA, Sunny Colors is also included by default
Because we get a lot of comments asking what's the dock / launcher in some of the screenshots on WebUpd8 and just pointing to Avant Window Navigator is not enough, I though I'd create a video on how to customize the Avant Window Navigator Lucido style:
We've backported the latest Rhythmbox version from Ubuntu 10.10 Maverick Meerkat to Ubuntu 10.04 Lucid Lynx. The new version comes with bug fixes as well as a new feature: the play button now changes to pause and stop when needed.
Searching for something totally unrelated, I stumbled upon an amazing theme pack created by Izo called "SHI10 GTK Linux Suite".
[...] DockbarX is a taskbar with grouping and group manipulation for Linux.
DockbarX is a taskbar with grouping and group manipulation with some "experimental" features compared to Docbark (it is not a fork of Dockbar, but a branch of DockBar holding new "experimental" features).
"Experimental" features (Features that aren't in DockBar 0.21):
- New look for popups.