Files with ktr file extension can be found as saved trusses from KeyTruss program.
KTR file extension - KeyTruss truss data
What is ktr file? How to open ktr files?
File type specification:
The ktr file extension is mainly related to KeyTruss, a program for design and generation of trusses for engineering purposes, developed by Keymark Enterprises.
The ktr file looks like the default truss format created in the program.
This ktr file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.