Files that contain the .rms file extension are most commonly associated with the RiverCAD data files. These files belong to an application known as Boss RMS.
The Boss RMS software is a river modeling application, commonly used by engineers. The river maps that are created by engineers using this software are saved with the .rms file suffix.
The .rms file extension is also used by the RealMedia media software. The RMS files used by this application contain secure media files. This RMS file format is similar to the RM file format, but the RMS file format supports digital rights management features.
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If you have additional information about the RMS file format or software that uses files with the RMS suffix, please do get in touch - we would love hearing from you.