Download and install the latest version of Filestar.
Right click on one or more Xltx file(s) on your desktop and select Convert with Filestar.
Type convert to pptx in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.xltx -c "convert to pptx" (how).
Documents - File Explorer─☐✕
This PC › Documents
Home
Desktop
Downloads
Documents
Pictures
Music
.xltxContract.xltx
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
ConvertMergeCompressExtractMoveZip
Let your AI agent convert XLTX to PPTX
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 XLTX files in my Downloads folder to PPTX”
Or run it yourself:
filestarcli -i file.xltx -c "convert to pptx"
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 XLTX to PPTX?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.xltx -c "convert to pptx" on your computer, so your files stay on it.
An XLTX file is a template created by Microsoft Excel, a program used for creating spreadsheets.
A PPTX file is a presentation file created by Microsoft PowerPoint or another presentation program, such as OpenOffice Impress or Apple Keynote. It contains a collection of slides, including their text, images, formatting, animations, drawn objects, and other media. PPTX files are commonly used in business meetings, marketing applications, and academic classroom settings.
