You need good software and plenty of CPU power to create virtual worlds. Luckily for today’s animators, powerful PCs are inexpensive, and some excellent animation tools are absolutely free.

Zsync handles a special case: large volume download files that change frequently but not drastically. Charly shows how this handy file fetcher can save you time and bandwidth.

Rsync lets you synchronize your data – on either a local or remote computer. You can even use Rsync with SSH to encrypt your data.

Policy-based administration and image-based system installation are important new features of Novell’s ZENworks Linux Management 7. We'll show you what's new with the Linux component of Novell's fabled ZENworks suite.

If you look around the Internet, you’ll find a number of useful add-ons for Mozilla Firefox.

Blender not only generates realistic single frames; it is also capable of capturing the natural movements of people and animals. We’ll introduce you to some of Blender’s animation features.

Gimp will help you dial up the quality on your less-than-perfect digital

images.

Wordpress is an easy, frugal, and feature-rich tool for creating a personal weblog. If you always wanted your own blog, but you don't have time for the technical details, Wordpress lets you get started in style.