There are 9 other file types using
the PRG file extension!

empty icon.prg - Program [common]

prg icon.prg - WAVmaker program

empty icon.prg - Commodore executable programs in BASIC

empty icon.prg - RPG Toolkit program script

empty icon.prg - SHARP MZ-series emulator file

empty icon.prg - ZX Spectrum SpecEm snapshot file

empty icon.prg - Program source data

empty icon.prg - RAPID program

empty icon.prg - Akai MESA audio

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PRG file - Atari ST program file

What is prg file? How to open prg files?

File type specification:

Program executable file type icon Program executable file type

The PRG file extension is associated with the TOS (Tramiel Operating System) an operating system installed in the ATARI ST family of 16/32-bit computers. The .prg file stores program executable compatible with ATARI TOS.

The default software associated to prg file type:

Steem Engine picture or screenshot

Steem Engine  Microsoft Windows software

Company or developer:

Steem Engine is free emulator of Atari STE 16/32-bit computer with TOS operating system. It is being updated regularly and runs almost every ST program ever made without any problems.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .prg file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of software applications associated to the .prg file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open prg file, edit prg file, convert prg file, view prg file, play prg file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting prg files.

  • Open prg file
  • Others prg file

Software that open prg file - Atari ST program file

Programs supporting the exension prg on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open prg file action.

Microsoft Windows:

Other operating systems or devices:

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