Convert xls to xlam

Download and install the latest version of Filestar.
Right click on one or more Xls file(s) on your desktop and select Convert with Filestar.
Type convert to xlam in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.xls -c "convert to xlam" (how).

Let your AI agent convert XLS to XLAM

Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.

Install Filestar and add it to your agents:

npm install -g filestar
filestarcli agent install

Then ask your agent:

“Convert the XLS files in my Downloads folder to XLAM”

Or run it yourself:

filestarcli -i file.xls -c "convert to xlam"

Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.

Can my AI agent convert XLS to XLAM?

Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.xls -c "convert to xlam" on your computer, so your files stay on it.

Using Filestar With AI Agents →

What is the difference between .xls and .xlam?

Name: Excel Spreadsheet; Excel Open XML Macro-Enabled Add-In
Extension: .xls; .xlam
Format: Binary; Binary
Category: Spreadsheet; Spreadsheet
Developer: Microsoft; Microsoft
Description: An XLS file is a spreadsheet file created by Microsoft Excel or exported by another spreadsheet program, such as OpenOffice Calc or Apple Numbers. It contains one or more worksheets, which store and display data in a table format. XLS files may also store mathematical functions, charts, styles, and formatting.; xlam (Excel Open XML Macro-Enabled Add-In) is a file type used in Microsoft Excel which contains code written in Visual Basic for Applications (VBA). It is used to store and deploy macros, custom user forms, and other Excel add-in components. xlam files can be opened and edited in Excel, but they are not as secure as other Excel file types.
MIME Type: application/vnd.ms-excel; application/vnd.ms-excel.addin.macroEnabled.12
Sample: sample.xls
Wikipedia: .xls on Wikipedia

Convert Xls To Xlam Today

Get started within minutes

Download

Are you a professional working with Excel spreadsheets? Do you need to convert your XLS files to XLAM? Look no further than Filestar. Our software allows for easy and safe conversion of your files, all done locally on your computer.

With Filestar, you can convert multiple XLS files to XLAM in one go, thanks to our bulk/batch conversion feature. This saves you time and effort, allowing you to focus on your work instead of tedious file conversions.

Our software runs on both Windows and OSX, so no matter which operating system you use, you can enjoy the benefits of local file processing. You don't need an internet connection or worry about uploading your sensitive data to the cloud.

Converting XLS to XLAM is especially useful for professionals who work with macros and add-ins. For example, if you're an accountant who needs to perform complex calculations in Excel, you can create a macro-enabled add-in to streamline your work. Or, if you're a developer who needs to automate tasks in Excel, you can use macros to do so. With Filestar, you can easily convert your XLS files to XLAM and take advantage of these powerful tools.

Don't risk your sensitive data by using an online converter. With Filestar, you can convert your files locally on your computer, ensuring the highest level of security. Try Filestar today and see how easy and safe it is to convert XLS to XLAM.