8 links
Commodore and CP/M
herne.com
Technical description of Commodore's implementation of CP/M Plus in C128, including a couple of tools.
CP/M 3.0 for the C128
8086.info
Comprehensive description on how to build a CP/M Plus version for the Commodore C128.
Osborne CP/M Library
guntersville.net
Archive containing software and documentation for the Osborne-1 and Osborne Executive.
The Unofficial CP/M Website
cpm.z80.de
CP/M binaries and documentation, including the original source code and manuals.