We have collected here a shortlist of operating systems and tools.
Mainly aimed at x86, PowerPC and Sparc architectures.
Everything about the revolutionary Linux distributions: - - , - - - - - ...
The BSD family of operating systems distributions:
- - -
Includes Mac OS X
More unusal or specialised operating systems
With so many operating systems available, so many installations are needed to simulate all the possible setups that it would be impractical (and often impossible) to install them all, virtual machines can allow a single physical machine to run many different combinations for a fraction of the cost.
Tools for (net)booting and testing