Thunderbird is nearing its premiere. Not too much is new, but there are many changes. The first beta of the free mail client provides a faster search and better IMAP integration. Creating email accounts and managing addresses and the calendar should be more intuitive.

If you want your business to run smoothly, deploying a dependable invoicing solution should be among your top priorities. BambooInvoice offers a user-friendly, web-based invoicing solution.

The simplicity and power of Plone make it the open source CMS of choice for sophisticated sites. Plone 3.0, which was released in August, brings many improvements and enhanced support for enterprise applications.

You don't have to be an expert to get started with OpenOffice's Basic programming interface.

This free algebra tool helps you keep ahead of the calculations.

Information Appliance Associates have started a beta test program of a synchronization tool for Linux and Blackberry.

RAW format images offer more options for editing than JPEG formats – RawTherapee brings this potential to Linux.

How much power is your system really using? And how much can you actually save with the new generation of energy-conserving techniques and components? This month we study the phenomenon known as Green IT.