GMass - GMass allows you to easily schedule emails, send out mass emails and mail merge campaigns and more with Gmail! Click here to learn about more features!
Really Good Emails - A large collection of good product email design.
Quokka (formerly Kryptowire) - The gold standard in SAST, MAST, IAST, and more!
Good Email Copy - Email copy from great companies.
HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
Free Marketing Email Copy - Marketing email copy from 500+ popular brands.