Posted March 08, 2021 by Roman Werner
I added the checksum tool "F64Summer" as .PRG file so you don't need to type this in as well. This useful tool was originally created by Felix Palmen (Zirius) in 2018.
More info about the checksum tool can be found here:
C64 Wiki: https://www.c64-wiki.com/wiki/F64Summer
Source Code: https://github.com/Zirias/f64summer