CWK (file format)

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Extension: CWK

Program and/or Extension Function: ClarisWorks Data File

Company: FileMaker, Inc.

Specific Notes: ClarisWorks has been taken over by FileMaker, Inc. The FileMaker Pro program version 7 or lower might be able to open these files. If you can find an old copy of AppleWorks it also should be able to open them.

Associated Links: Also see AppleWorks, Converting ClarisWorks Files across Platforms

Identifying Characters: Hex: 00 42 4F 42 4F, ASCII: .BOBO

Program ID: (None or Unknown)

General Notes: (None)


Extension: CWK

Program and/or Extension Function: CattleMax Data File

Company: Cattlesoft, Inc.

Specific Notes: CattleMax is a complete record keeping and management system for both registered and commercial cow-calf operations that individually identify their cattle. This is a specialized file format unlikely to be found in general use. [Links removed by request.]

File Classification: Database

Identifying Characters: (None or Unknown)

Program ID: (None or Unknown)

General Notes: (None)


Extension: CWK

Program and/or Extension Function: GCPrevue Work File

Company: Graphicode

Specific Notes: Gerber Format (also known as RS-274) is the industry standard format for describing PCBs (Printed Circuit Boards). It's a plotter language originally designed to drive aperture based vector photo plotters.

Identifying Characters: (None or Unknown)

Program ID: (None or Unknown)

General Notes: (None)