Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
Here is an understated Gentoo-based project Calculate Linux with its just release version 11.9. It is a source-based distribution aimed at businesses and corporate who prefer the flexibility of open-sourced software. The software typically ‘calculates’ the necessary utilities for configuration, building and installation of systems.
The reason CalculateLinux makes excellent business software is that, it offers easy management between proprietary and open source, especially Windows and Linux clients. With a good collection of pre-configured functions, Calculate Linux 11.9 adds to its earlier capabilities.