Xmind - Xmind is a brainstorming and mind mapping application.
NethServer - NethServer is an operating system for Linux enthusiasts, designed for small offices and medium...
MindManager - With MindManager, flexible mind maps promote freeform thinking and quick organization of ideas, so creativity and productivity can live in harmony.
ClearOS - A very good alternative for Windows Server, for free
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
OpenMediaVault - OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux.