Download and install the latest version of Filestar.
Right click on one or more Xlc file(s) on your desktop and select Convert with Filestar.
Type convert to xlw in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.xlc -c "convert to xlw" (how).
Documents - File Explorer─☐✕
This PC › Documents
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Desktop
Downloads
Documents
Pictures
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.xlcContract.xlc
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
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Let your AI agent convert XLC to XLW
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 XLC files in my Downloads folder to XLW”
Or run it yourself:
filestarcli -i file.xlc -c "convert to xlw"
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 XLC to XLW?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.xlc -c "convert to xlw" on your computer, so your files stay on it.
XLC is a chart file type created by Microsoft Excel, a spreadsheet program. It is a graphic representation of data in a spreadsheet. XLC files contain graphic information that can be used to create a chart from the data.
Workspace file saved by Microsoft Excel, a program used to create spreadsheets; contains the screen locations of one or more workbooks, as well as references to the workbook files; used to restore the layout when working simultaneously on multiple workbooks.