Is there freeware software that works like Solidworks?
Depends what you mean by 'like Solidworks' but short answer, no. Closest you'll get are direct-editing solid modellers like Creo Elements and Design Spark. 123D is supposedly quite good too. Fully parametric with multiple feature creation tools? No.
Holes and pockmarks in print walls
Yesterday, 09:14 AM in General 3D Printing Discussion