PRC Reader

PRC is the internal format of HOOPS Exchange. As such it supports all the different concepts supported by the other formats. A file does not need to have a particular extension to be read correctly by HOOPS Exchange however the file extension of PRC files that you can expect to be loaded by HOOPS Exchange is:

  • .PRC

Our readers are updated to the latest released version within 90 days of the release of the authoring software. You can see the exact version supported in the current release here.


The full assembly tree definition is supported by PRC. Datum planes and construction geometry is also supported and accessed through the assembly tree. Incremental load is not supported by our PRC reader.


PRC supports all the geometries that are imported by its readers.


PRC has full support for Visualization data including textures.


Full support for Views is included.


Full support for both semantic and visual PMI is included.

Import Options Specific to PRC

At export time you can request that user options and the B-rep definition are removed from the PRC stream. This allows developers to remove what is potentially sensitive information from the PRC data.