How to open Microsoft Excel add-in .xla files
Have you had trouble opening the xla file on your computer? What are xla files? We explain what they are and recommend software that we know will open them.
What is xla file?
Files with xla extension are add-ins for Microsoft Excel spreadsheet program. These are small scripts that add additional functionality for the program.
Microsoft Excel add-in description
File extension xla is mainly associated with Microsoft Excel, one of the most popular and powerful tool you can use to create format spreadsheets, graphs and much more.
A typical .xla file contains Microsoft Excel add-in files, files that can be loaded in the program as it starts. They contain code (VBA in the case of an xla Add-In) that adds additional functionality to Excel, usually in the form of new functions or tools to execute macros.
Microsoft Excel add-in files sometimes also can have the xll file extension.
MIME types:
application/excel
application/vnd.ms-excel
application/x-excel
application/x-msexcel
Suggested software to open xla file

Microsoft Excel
A popular spreadsheet application distributed with Microsoft Office suite

Microsoft Excel for Mac
A popular spreadsheet application from the Microsoft Office suite
There are other XLA filename extensions with the same .xla suffix
xla - Xlib graphics library archive file
Files with xla extension are used by Xlib Window System protocol client library in the C programming language.