DesktopSnowOK

An animation with snowdrops on your desktop

Wally

Change your background wallpaper as many times as you want

Apophysis

Create your own wallpapers with fractal calculations

Google SketchUp

A simple 3D design method

Tweaks.com Logon Changer

Customize your logon screen

SketchUp

Easy to use 3D design and modeling

AutoCAD

The CAD tool for professionals

Showroom

Change your wallpaper whenever you want

Moon Shadow

Great theme to customize Windows XP and Vista

Tux Walk

Watch Tux walking around your desktop

Mosaic Desktop

Apply Windows 8's wallpaper to your desktop

PaperPlane Smart Launch

Customize your Windows desktop to look like an iPad

Logon Screen Rotator

Change the Windows logon screen randomly

Skins.Be Downloader

A complete collection of desktop wallpapers

SyncWall

Automate the wallpaper changing cycles

BioniX Desktop Wallpaper Changer

Automatically change your desktop wallpaper

Bookmark Duplicate Detector

Eliminate you duplicate bookmarks from your favorite browser

Sparky Alexa Toolbar

Have Alexa's information in your browser

Ank Pixiv Tool

Download manga images from Pixiv

User Agent Switcher

Tool to switch the user agent used

WebMail for Thunderbird

Use Thunderbird to manage your webmail

Video DownloadHelper

Download videos from the Internet by means of Firefox

Zotero

Complete manager for citations

Autofill Forms

Fill in forms automatically

Adobe Flash Player (Chrome, Firefox & Opera)

The web multimedia player

Shockwave Player

The add-on to play multimedia Flash contents in 3D

TV-FOX

More than 2,500 TV channels live from Firefox

IE Tab

View websites as if you visited them with Internet Explorer

Buffer

Share on social networks the web contents you visit

Adblock Plus for Firefox

Block Internet adverts

FireShot

Take screen captures from Firefox