Speed up your web development with Jackrabbit, an open source implementation of the Java Content Repository standard.

BackupPC handles backups over the network for a ranges of platforms. Find out more about this user-friendly, configurable, high-performance open source backup system.

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine. com

Mobile users change networks in rapid succession. Wicd quickly and conveniently manages the corresponding profiles.

A clever combination of Nagios and a doityourself traffic lights lets you know how your network is feeling.

The Nagios check_logfiles plugin helps you monitor your logfiles – even if the logs rotate and change names.

Open source tools such as Hobbit, Nagios, and monit provide system monitoring for large or small networks.

Should free development be a part of free software, or is Apache pioneer Roy Fielding asking too much of Sun? Besides looking at the commercial side of free software, this month's column investigates synchronization of speech and text.

High-performance GUI-based ftp clients for Linux are hard to find. The graphical FileZilla ftp client closes the gap.

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine.com