The HoloToolkit offers a great many, simple ways to add what seems like extremely complex features of the HoloLens, but it can be a bit tricky if you’re new to Windows Holographic. So this will be the first in an ongoing series designed to help new developers understand what exactly we can do with the HoloLens, and we’ll start with voice commands.
Using voice commands is actually quite simple thanks to the HoloToolkit, so let’s see how it’s done. To follow this tutorial, you will need to have a fresh project with the HoloToolkit installed. If you have any questions in this regard, make sure… more
Source: HoloToolkit: How to Add Voice Commands to Your HoloLens App