Xournal is an application for note taking or sketching and even though its page says it's a tool similar to Microsoft Windows Journal, Jarnal, Gournal, and NoteLab, I'd also add Foxit Reader to the list.
If you like the minimap which shows you an an overview of your files that comes with Sublime Text 2, you'll be glad to know that such a plugin was released for Gedit.
The plugin is called Text Map and displays a navigable thumbnail of the entire file in the side pane
TeamViewer is an application for remote control, desktop sharing and file transfer between computers. It runs on Windows, Mac OSX and Linux (even though it comes in a .deb or .rpm, it uses Wine which comes bundled with it).
Tribler is a decentralized, EU-funded BitTorrent client. That means that you can search for torrents from the peers themselves so you do not have to use external servers.
Videoporama is an application you can use to create video presentations from pictures that runs on Linux and Windows. It comes with various transition effects, option to add sound to the video, many different presets and uses mplayer for previewing the slideshow before processing it.
Evernote is an service/application you can use to store notes, images and all kind of information (like audio, handwritten or video notes) for retrieving later.
There are many ways Grub can get broken: installing Windows, messing around with Grub configuration files or just a faulty update. Luckily, there are also quite a few ways to restore Grub. Such a tool is Rescatux, an really easy to use Live CD that fixes the Grub in seconds.
OpenShot, the application that you've voted as the best Linux video editor a while back reached version 1.3.0 today.
OpenShot 1.3.0 comes with a new user interface called "Fresh" and finally adds something many of you have requested: stock icons support. The new version also lets you easily upload videos to YouTube or Vimeo:
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.
KDE 4.6 was supposed to ship with a transparent Oxygen style but in the end it didn't make it "due to serious issues (notably with embedded widgets, such as videos) which cannot be fixed at the style level". But that doesn't mean you can't install Oxygen-Transparent. Read on!
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)?

Good news for all the Orta fans: a new version has been released today with a new Nautilus Elementary style (configurable from the Orta Settings Manager) as well as many bug fixes. Here is the changelog for the latest Orta 1.4.0:
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: