No insert 3D Text option available, or I just can’t figure out where is it.
I do not see it in the tool list here:
… so it makes me wonder if it is just a challenge for the web edition, or perhaps it will be added later ?
Font support is a special challenge for web applications, so we have not yet implemented anything that requires fonts in any meaningful way. We will continue to release new features throughout the beta period, so stay tuned.