Privy - 98% of People Who Visit Your Site Never Convert. Capture more emails, & improve site conversion, and grow online sales with Privy. Create free account today!

Really Good Emails - A large collection of good product email design.

Hello Bar - Hello Bar, the simplest way to grow your email list. Have your opt-in live in minutes. No developer required.

Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.

Rapidology - Create beautiful email opt-in forms, popups, and widgets

Email Love - Email design inspiration, templates and discovery