CRT File Type

- The quick facts

What are CRT files and how to open them

Are you having problems opening a CRT file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a CRT file?

CRT files have multiple uses, and C64 Cartridge Dump is one of them.

C64 Cartridge Dump

These CRT files are cartridge image files that contain a copy of the ROM code used in hardware cartridges for the Commodore 64 home computer released in 1982. Cartridges were used to extend the features of the Commodore 64 and to distribute games. The images can be run by Commodore 64 emulators that enable you to run old Commodore 64 software on your modern PC.

How to open CRT files

We have identified one CRT opener that is compatible with this specific type of CRT file.

Programs that open C64 Cartridge Dump files


Last updated: March 10, 2021

More file formats using the CRT extension

Through our research of CRT files, we know that the following formats exist. However, we have not yet analyzed them in detail, and we would love to hear from you if you have information about either of them.

Security Certificate

X.509v3 security certificate

Various apps that use files with this extension

These apps are known to open certain types of CRT files. Remember, different programs may use CRT files for different purposes, so you may need to try out a few of them to be able to open your specific file.

WinDS PRO AppsWinDS PRO AppsUser submitted
DigitalSign Professional ApplicationDigitalSign Professional ApplicationUser submitted
DigitalSign Reader ApplicationDigitalSign Reader ApplicationUser submitted
Mapa EuropyMapa EuropyUser submitted