Open X_T File
A file with the X_T extension is a Parasolid file.
More About Parasolid
Parasolid is geometric modeling software kernel, originally developed by Shape Data Limited, now owned and further developed by Siemens Digital Industries Software, and may be licensed by other companies for use in their software products. 3D computer graphics software.
X_T files are also known as model transmission files, and as such, different CAD programs can export and import from the X_T format.
X_T files are text-based and essentially made up of numbers, which some CAD programs can read to identify the geometry, color, and other details of the 3D model.
Parasolid files that are stored in binary are saved with the X_B file extension.
The oldest versions of the X_T format are XMT_TXT and XMP_TXT.