Commodore

Well the version number make sense.

The C64 and the C128 was 8-bit home computers made by Commodore. Each named after the amount of memory it have.

Commodore 64 - 1982

Commodore 128 - 1985

Reference

Commodore Peripheral Bus - 2019: Part 1: IEEE-488 and 2: Bus Arbitration, TALK/LISTEN, Part 3: Commodore DOS, 4: Standard Serial, 5: TCBM

Rich Code for Tiny Computers: A Simple Commodore 64 Game in C++17 - 2016

A Full C64 Game - In 2013

Commodore 64 assembly programming in Windows - 2011

25c3: The Ultimate Commodore 64 Talk - 2010

C64Studio

KOLLEKTIVET -

Commodore 128 Forum