Tweaks.com Logon Changer

Customize your logon screen

Mosaic Desktop

Apply Windows 8's wallpaper to your desktop

Moon Shadow

Great theme to customize Windows XP and Vista

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

Tux Walk

Watch Tux walking around your desktop

Wally

Change your background wallpaper as many times as you want

DesktopSnowOK

An animation with snowdrops on your desktop

BioniX Desktop Wallpaper Changer

Automatically change your desktop wallpaper

SyncWall

Automate the wallpaper changing cycles

Google SketchUp

A simple 3D design method

Showroom

Change your wallpaper whenever you want

AutoCAD

The CAD tool for professionals

SketchUp

Easy to use 3D design and modeling

Apophysis

Create your own wallpapers with fractal calculations

User Agent Switcher

Tool to switch the user agent used

TV-FOX

More than 2,500 TV channels live from Firefox

Ank Pixiv Tool

Download manga images from Pixiv

Buffer

Share on social networks the web contents you visit

IE Tab

View websites as if you visited them with Internet Explorer

Sparky Alexa Toolbar

Have Alexa's information in your browser

Bookmark Duplicate Detector

Eliminate you duplicate bookmarks from your favorite browser

FireShot

Take screen captures from Firefox

Autofill Forms

Fill in forms automatically

WebMail for Thunderbird

Use Thunderbird to manage your webmail

Adobe Flash Player (Chrome, Firefox & Opera)

The web multimedia player

Adblock Plus for Firefox

Block Internet adverts

Shockwave Player

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

Zotero

Complete manager for citations

Video DownloadHelper

Download videos from the Internet by means of Firefox