The original OS-9 Level I documentation came as a colorful set of individual bound manuals.
Later manuals adopted a binder format with a uniform grey cover and dividers, leaving only the diagonal stripes cover art as colorful elements.
Why not organize the full manual set for NitrOS-9 / EoU into the colors of the rainbow spectrum?
The colors could be organized by technical depth as well, with the more introductory manuals first and moving to more technical manuals later in the set.
| New Color | Original Color | |
|---|---|---|
| Getting Started with OS-9 | Red | Purple |
| OS-9 Commands | Orange | Red |
| OS-9 Windowing System | Yellow | Grey |
| Multi-Vue for OS-9 | Green | Grey |
| BASIC09 | Blue (Cyan) | Green |
| Program Development | Indigo (Blue) | Orange |
| Technical Reference + Glossary | Violet (Purple) | Cyan |
The original manuals contained a combination of three font elements: