Brukkon is available from plimus:

Buy Brukkon for x86 Linux, .deb - Debian based distributions. (Ubuntu, Mint, etc.)

Buy Brukkon for x86 Linux, .tar.gz - Non Debian based distributions.

Buy Brukkon for Mac OS X

Buy Brukkon for Windows

Brukkon for iPad is available from Appstore:

Buy Brukkon for iPad

System requirements:

• Linux x86 with kernel > 2.6 and accelerated nvidia or ati video card
• MacOS X 10.4 or higher
• Windows XP or higher
• 512 MB RAM
• 55 MB Harddisk space
• 3D accelerated video card with 128 MB video RAM or more