The CWK file extension is used by CattleMax, a record keeping software for cow-calf ranches. CWK file contains various data used for internal purposes of the CattleMax.
The CWK file extension is associated with GCPrevue, an inexpensive Gerber translator and editor from GraphiCode. CWK file is used for GCPrevue work file.
The CWK file extension is associated with Apple's AppleWorks or ClarisWorks productivity suite, a discontinued office suite. CWK file contains word processing document, spreadsheet, presentation, or drawing.