XLM File Documentation

Overview

Feature Value
File Extension .xlm
Format Type Spreadsheet
Developed by Microsoft
MIME Type application/vnd.ms-excel
Main Usage Storing and running Macros in Excel
Part of Microsoft Office
Compatibility Microsoft Excel
Compression No
Encryption Optional
Character Encoding Dependent on system
Macro Support Yes
Scripting Language Visual Basic for Applications (VBA)
File Open Standard Proprietary, with open specifications
Editable Yes, with Microsoft Excel or compatible software
Binary or Text Binary
Can Contain Formulas Yes
Can Contain Charts Yes
Can Contain PivotTables Yes
Security Risks Macros can contain malicious code
Version Control Possible through external management