Convert vstm to vssx

  1. Download and install the latest version of Filestar.

  2. Right click on one or more Vstm file(s) on your desktop and select Convert with Filestar.

  3. Type convert to vssx in the search box.

  4. Press Convert.

  5. Or let an AI agent do it: filestarcli -i photo.vstm -c "convert to vssx" (how).

Let your AI agent convert VSTM to VSSX

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 VSSX”

Or run it yourself:

filestarcli -i photo.vstm -c "convert to vssx"

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 VSSX?

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

Using Filestar With AI Agents → · Download SKILL.md

What is the difference between .vstm and .vssx?

Extension
.vstm
.vssx
Format
Binary
Binary
Category
Vector Image
Vector Image
Developer
Microsoft
Microsoft
Description
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.
The VSSX file format is based on the OpenOffice format adopted by Microsoft since 2007. It is based on the ZIP archive that represent the overall file format based on XML file format specifications. The binary file format equivalent of VSSX was VSS that was supported till Visio 2007. You can view the contents of VSSX file format by replacing its extension with .ZIP and open in any archiving file format such as WinZIP.
MIME Type
application/vnd.visio.vstm
application/vnd.visio

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