Photos: Firefox 3 Alpha 5 (Gran Paradiso)

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Chrome OS: a first look

Google has released source code for a preliminary version of its Linux-based operating system. Is it destined to dominate the netbook market? Here are our first impressions.

Office 2010 Beta: a first look

How does the first public beta of Microsoft's next productivity suite differ from the Technical Preview? We have a hands-on evaluation.

Microsoft Security Essentials

Security Essentials is recommended if you want 'set and forget' security. If you need more robust configuration choices, or don't want to contribute to the cloud, then look elsewhere.

Office Web Apps Technical Preview: a First Look

Microsoft Office finally makes it into the cloud with web-based versions of Excel, PowerPoint and Word. We take a hands-on look at this work in progress.

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Slideshows

Chrome OS: screenshots

What does a browser-based operating system look like? Here's a quick tour of Google's preliminary Chrome OS release.

Office 2010 Beta: screenshots

Microsoft has given the public beta of Office 2010 a subtle interface makeover. Check out our screenshot gallery to see whether it improves usability.

Screenshots: Ubuntu 9.10 Karmic Koala

Ubuntu 9.10 Karmic Koala is released on 29 October. New additions include the Ubuntu One service, a new boot sequence, and the Ext4 filesystem by default.

Office Web Apps Technical Preview: screenshots

Microsoft Office 2010 will have an online counterpart. Here's a tour of the recently unveiled Technical Preview.

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