Commodore 64 Service Manual (German), thanks to Jozsef Vamosi.
Assembler Tutor with disk. Also known as Commodore 64 Assembler – A Tutorial.
Commodore 64/128 Maskinsprog (Danish), Thanks to Jan C. Klein.
Blue Print manual for C64, thanks to Stefan Toft Christensen.
Another Commodore Classic title made into vector manual.
Will be added to openretro.org as soon as the title gets added there.
The Commodore Disk and Printer Handbook
Midnight Resistance manual for C64, Spectrum and Amstrad CPC added to openretro.org, and here.
Brain Teasers for the Commodore 64.
RobCom Turbo Series User Manual for Turbo 40 & 50.
Thanks to Microtop/Starion.