The CRM114 filter program, which is integrated with KMail, helps fight spam in POP3 and IMAP mailboxes. Because this flexible filter does not require server-side changes, it is a good choice for users without root access to their mail servers.

OpenDocument format offers a new approach to data storage and document exchange for office applications. But what does ODF mean for the user? What’s inside an ODF file? How portable is ODF? We examine these questions in this month’s cover story.

The Fish shell offers some user-friendly features for command line beginners.

KAlarm is a lean alternative calendar program. You can use this handy alarm clock as an easy-to-use replacement for cron.

A handy Firefox extension called ScrapBook lets you save, manage, and annotate web pages.

Mindmaps are useful for organizing ideas and data. Treeline is a promising mindmap tool for KDE.

If you have a need for custom groupware, try rolling your own with the Simple Groupware suite.

If the no-frills Metacity window manager doesn’t give you the functio nality you need, try the Metacity add-ons Brightside and Devil’s Pie.