Download and install the latest version of Filestar.
Right click on one or more Vstm file(s) on your desktop and select Convert with Filestar.
Type convert to vsx in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i photo.vstm -c "convert to vsx" (how).
Documents - File Explorer─☐✕
This PC › Documents
Home
Desktop
Downloads
Documents
Pictures
Music
.vstmContract.vstm
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
ConvertMergeCompressExtractMoveZip
Let your AI agent convert VSTM to VSX
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 VSTM files in my Downloads folder to VSX”
Or run it yourself:
filestarcli -i photo.vstm -c "convert to vsx"
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 VSTM to VSX?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i photo.vstm -c "convert to vsx" on your computer, so your files stay on it.
Files with VSTM extension are template files created with Microsoft Visio that support macros. Unlike VSDX files, files created from VSTM templates can run macros that are developed in Visual Basic for Applications (VBA) code.
Files with .vsx extension refer to stencils that consist of drawings and shapes that are used for creating diagrams in Microsoft Visio.