Download and install the latest version of Filestar.
Right click on one or more Gnm file(s) on your desktop and select Convert with Filestar.
Type convert to xlk in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.gnm -c "convert to xlk" (how).
Documents - File Explorer─☐✕
This PC › Documents
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Desktop
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.gnmContract.gnm
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
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Let your AI agent convert GNM to XLK
Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine. It works on Windows, macOS only.
“Convert the GNM files in my Downloads folder to XLK”
Or run it yourself:
filestarcli -i file.gnm -c "convert to xlk"
Runs on your computer, so your files stay on it. Works on Windows and macOS. 50 free conversions with the npm install, no account needed.
Can my AI agent convert GNM to XLK?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.gnm -c "convert to xlk" on your computer, so your files stay on it.
Gnumeric Spreadsheet (GNM) is a file type used for storing data and calculations in a spreadsheet application. It is an open source spreadsheet program developed for the GNOME desktop environment and is part of the Gnome Office suite. GNM files can be used for various calculations and data analysis tasks such as graphing, plotting, and sorting.
XLK files are Microsoft Excel Backup Files, which are created as backup copies of Excel files (.XLS or .XLSX). They contain a copy of the excel file in its original state, and can help to restore a file if the original is lost, damaged or corrupted.