Creating a real time 3d text can be a game changer when it comes to 3d configurator so, in this tutorial we are going to create one from scratch, you can also get the source code
First we have to create text geometry, you can create it with verge 3d puzzles or blender text geometry both will work but verge 3d text geometry puzzle is more customizable.
Then create a input tag in HTML and assigned it with an id or class through we are going to get the input in Verge 3D
Now we just have to update text geometry with input tag target value and i just added some extra puzzles to make it pop