Those interested can follow this video about designing robots using Fusion 360, however most of it is the same as what is taught in IED (first engineering class). The software is free for students and educators (and absurdly expensive otherwise):
(Note: it takes a few hours for Autodesk to process your education account, and you'll need to submit a photo of your school ID/transcript at some point. You do get a 30 day trial though even without education.)
To join the Autodesk Robotics Club Team, where all of the cooperation and files are, please message in the Slack.
To get all the VEX CAD Parts, go to this link: VEX CAD PARTS If you're in the Autodesk Robotics Club Team, then YOU DO NOT NEED TO UPLOAD THE CAD PARTS, they are already in the Assets folder.