RGS File Type

- The quick facts

What are RGS files and how to open them

Are you having problems opening a RGS 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 RGS file?

The .rgs file extension is most commonly used for registry script files that are used by ATL C++ projects. Microsoft Visual Studio, InstallShield and Flexera also use the RGS file format for registry script files, as do other software development applications. The RGS files contain the code that registers the associated software application with the Windows operating system. These files are usually included with a software application's installation package.

How to open RGS files

Important: Different programs may use files with the RGS file extension for different purposes, so unless you are sure which format your RGS file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 10 different RGS openers which you will find listed below.

Last updated: June 4, 2021

Suggest another file format using extension RGS

While we know of one file format using the .RGS file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .RGS file.

Various apps that use files with this extension

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

We have not verified any software that we know for certain will work with RGS-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with RGS-files. If you know one, please use the 'Suggest a program' link below and tell us about it!