Yes, (2018-2020) were released as "pay what you want" or free for educational use. The current premium version (sold for $35 on Gumroad) is not free. Do not pirate the current version.
A specialized add-on for electrical symbols and legends can be found on the Teachable store How to Install Your Template Once you have the
: Detailed information on what is included (lineweights, CTB files, title blocks) can be found on the 30X40 Drawing Templates page .
The template is more than just a blank file; it is a complete kit of architectural standards. When you download the verified version, you typically receive: Drawing Templates - 30X40 Design Workshop