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1️⃣ Dynamic previewer Resize the preview to show your email in any screen size.

2️⃣ Check links and images The new Linter tool will analyze every link in your email to see if it's valid. It will also try to load every image in your email and recommend tips to improve it.

3️⃣ HTML/CSS Compatibility See how well your HTML/CSS is supported across popular mail clients. It's powered by Can I Email, an open-source repository of features and their compatibility for each email client.

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4️⃣ Spam checker The Spam Score will look at your email content and use a robust scoring framework to determine if the email is likely to be spam. It's powered by SpamAssassin, the #1 open-source anti-spam platform.

5️⃣ New components We've added 8 new sample components you can copy and paste into your emails, including Bento Grids, Pricing Tables, Feature Lists, Ratings, and more. react.email/components