If you were searching for a relatively latest mode to read, write, and share DWG files, your best bet would be to look for draftsight. They would cater you with professional-grade, open 2D CAD product in the event of you looking for a better mode to read, write, and share DWG files.

It has been deemed relatively easy to use. Draftsight has been made available for all professional CAD users. It would also be made use of by the educators and students for downloading and activating free of charge. Seacad would be your best bet for providing draftsight to suit your specific needs.