You can easily create private and public collections of models, upload 'Makes' (photos of finished prints) and you can also use the built-in 3D model viewer not just for STL and 3MF files but for ...

and it’s a Python library to convert images or text to 3D-printable STL files. The examples shown are quite impressive, and it even does a top notch job of taking a 2D company logo into 3D!