Templates by Email Monster - Hundreds of free, responsive email templates. Pick and edit.

Copy Analyzer by Unbounce - Using insights from a machine learning analysis of 34K+ landing pages, the Copy Analyzer recommends simple copy optimizations to help you get more conversions while simultaneously comparing your SaaS conversion rates against thousands of industry co…

MJML - The open source framework for responsive emails

avocode - Centralize design collaboration, version control, prototyping, feedback, and developer hand-off with Avocode. Work on any design, anywhere, with anyone. Sign up free 👉 https://avocode.com/.

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.

Headlime - Create headlines like copywriting experts