Thanks for your kind words.
I just finished some training last night on Microsoft's new Blazor platform. So I will begin porting the software shortly. Im having a Baby however so don't know the deadline haha :)
Something you may be interested in the meantime until it is built. This is what I was looking at using before I decided to build my own app. https://www.designconnected.com/connecter/
It does not do all the asset types AssetCat can do, but it looks extremely powerful in regards to 3D models. And requires no copping of assets.