INFO: Some of the screw sockets seem to be at the wrong position. I do not have time to fix this right now - feel free to do it yourself in tinkercad.

A case for your Raspberry Pi 3 driven home cloud server with a slot for a 2.5" hdd. Hope it works, have not printed it yet.

Edit yourself at Tinkercad. There you can edit my thing to your needs. Simply select upper or lower part and click "ungroup" to get full access to all parts.