What is Kubuntu?
Kubuntu is a free, user-friendly operating system based on the KDE Software Compilation and on the award winning Ubuntu operating system. With a biannual release cycle and at least 18 months of free security updates for each release, it is the secure, stable computing environment you've been waiting for. Take the tour or hear what our users have to say.
There are now three ways for you to get Ubuntu. Just choose the delivery option that works best for you: