.VSIXMANIFEST File

The vsixmanifest file extension is associated with the Microsoft Visual Studio, an integrated development tool for Microsoft Windows operating system, which enables users to create programs for Windows, Web, etc.

The vsixmanifest file stores manifest with metadata vsix extension.

A vsixmanifest file extension is related to the Microsoft Visual Studio VSIX manifest format.

How to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.