The Snippet Designer is a plugin which enhances the Visual Studio IDE to allow a richer and more productive code snippet experience.
The main branch targets only VS 2022. There is a branch (pre-2022) for other versions.
You can install the extension using the Visual Studio Extension Manager or by going to the marktplace
A Snippet editor integrated inside of the IDE which supports C#, Visual Basic, JavaScript, HTML, XML and SQL
It displays properties of the snippet inside the Visual Studio properties window.
A Snippet Explorer tool window to search snippets on your computer.
A right Click "Export as Snippet" menu option added to C#, VB, XML, JavaScript, HTML and SQL code editors to send highlighted code directly to the Snippet Editor