The WCM file extension is associated with Microsoft Works, an office suite produced by Microsoft, which was offered as smaller, less expensive, and with fewer features than the Microsoft Office suite. Its core functionality includes a word processor, a spreadsheet and a database. The .wcm files are used in Microsoft Works for communications scripts. They contain all informations needed for establishing on-line connection via dial-up.
The WCM file extension is associated with Corel WordPerfect, a word processing program, developed by Corel Corporation. Corel Word Perfect is part of Corel Word Perfect Office suite. The .wcm files contain macros. The .wcm files may also be used by Corel Presentations in some versions of Corel WordPerfect Office.