.wkf

The file extension is primarily associated with VISI CAD , a specialized software for the mold and die industry. While "WKF" can occasionally refer to other niche formats (like web server control files), it is most commonly encountered as a VISI Workfile . VISI CAD Workfile (.wkf) Overview

Part 3: Types of WKF File Converters

Integrity Verification

: Performs a "checksum" or geometry check post-conversion to ensure no faces were deleted or corrupted during the decoding and re-encoding process .

wkf-converter input.wkf --output matchdata.json --format json --validate