Audacious is a lightweight music player for Linux (but it seems version 2.5 will work on Windows too) that comes with two interfaces: a GTK interface and a Winamp 2.x-like interface that supports Winamp skins:

Touchégg is a multi-touch gesture recognizer for Linux (released under GPL) that allows you to associate actions to multi-touch gestures. It can be used to assign gestures to actions like maximize or minimize windows, resize windows, show the desktop, emulate all mouse functions and more.

Ubuntu 11.04 Natty Narwhal alpha 2 has just been released and as usual, we'll do a recap of all the new features since alpha 1.

XFCE 4.8 was released about two weeks ago, bringing GVFS support for Thunar (so it can now browse remote shares using FTP, Windows Shares, WebDav and SSH), XFCE panel improvements and more.

As requested by many of our readers, here is a video showing the latest GNOME Shell daily build (as of January 24th, 2011). There have been many changes to Gnome Shell since our last video, including the overview relayout (which is default for some time), notification changes, side-by-side tiling as well a functional notification area and many other changes.

"Does Natty's Unity require proprietary graphics card drivers?" was a question posted on AskUbuntu and who better to answer this question then Mark Suttleworth himself (who apparently is quite an active AskUbuntu user)?

Ubuntu Tweak 0.5.10 was released today bringing mostly bug-fixes but also 2 new features:

- Automatically disable broken software sources

When you start Ubuntu Tweak, it disables broken software sources (PPAs, etc.) and notify the user to make it easy to fix:

I've recently seen a screencast by gotbletu about setting up hot corners for the Compiz Grid plugin which is not hard to set up but it requires a lot of copying and pasting so I though I'd make a script to do everything automatically so to achieve exactly what you see in the video, all you have to do is run the script I've created.

dupeGuru Music Edition is an application to find duplicate songs in your music collection by scanning the filenames or tags. It is available for Windows, Mac OSX and Linux.

Speed Dreams is an open source, multi platform (works on Windows and Linux) motorsport simulator. It's a TORCS fork that adds new features, cars, tracks and AI opponents and so on.

LibreOffice finally got a PPA so it's now a lot easier to install and stay up to date with the latest LibreOffice versions.

WebUpd8 reader Ghogaru has sent us a tip about a simple, clean and lightweight GTK theme he created called Boomerang.

Wouldn't it be great if you could tune into your local music like you do with the Last.fm radio? TagPlayer, a new Linux music player does just that: it plays your local music by using its Last.fm tags.

Great news for those who want to try out the latest Ubuntu 11.04 Natty Narwhal with the Unity interface without booting a CD or Live USB - Unity now works in the latest VirtualBox 4.0. All you have to do to get Ubuntu 11.04 with Unity to work in VirtualBox 4.0 is to enable 3D Acceleration and obviously, install the VirtualBox Guest Additions. Read on!

Lorenzo @ atareao.es has created yet another Ubuntu indicator: Google Reader Indicator, which you can use to take a quick look at your unread Google Reader items.

VirtualBox 4.0 has been released today. We've already covered what's new in VirtualBox 4.0 when the first beta came out so check out that post or the changelog for more info.