Really Good Emails - A large collection of good product email design.
lemlist - Send emails that get replies 💌
Good Sales Emails - Best sales emails from great companies
Warmup Inbox - Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.
Great Email Copy - A dose of emails from around the web.
MailReach.co - The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.