I’ve bookmarked these helpful resources while researching HTML email development. These links can help you master HTML email design and development.
Want your link added? If you have a helpful email development resource or tool, I’ll add it here. Let me know by contacting me.
Email Development Tools
| Site Name | Description |
|---|---|
| Bulletproof email buttons – https://buttons.cm/ | Free tool to generate coded button links for HTML emails. |
| Bulletproof background images – https://backgrounds.cm/ | Free tool to generate coded background images for HTML emails. |
| Can I email – https://www.caniemail.com/ | What works and what doesn’t work in HTML emails? Find out with these support tables for HTML and CSS in emails. |
| CSS Inliner for HTML Emails – https://htmlemail.io/inline/ | CSS Inliner for HTML Email Templates |
Email Development Links
| Site Name | Description |
|---|---|
| Email Design Inspiration – https://www.pinterest.com/email_love/email-design-inspiration/ | Huge Pinterest list with hundreds of nicely designed emails to inspire your create thievery. By email_love. |
| Really Good Emails – https://codepen.io/reallygoodemails/pens/public | Various curated emails with free coded templates. |
| HTML Email Best Practices to Follow – https://mailtrap.io/blog/html-email-best-practices/ | Learn the best practices for HTML emails. |
| HTML Email Development Best Practices: Rules to Code By – https://www.emailonacid.com/blog/article/email-development/email-development-best-practices-2/ | Learn the best practices for HTML email development. |
| CSS Support Guide for Email Clients – https://www.campaignmonitor.com/css/ | CSS Support Guide for Email Clients [+Checklist] | Campaign Monitor |
| Email On Acid – https://www.emailonacid.com/blog/ | Email Design and Marketing Tips from the Email on Acid Blog |
| HTML and CSS in Emails: What Works in 2025? – https://designmodo.com/html-css-emails/ | Here’s a guide to help you create emails that look great and perform well. |
| What Is An Email Preheader? – https://moosend.com/blog/email-preheader/ | Learn about an email marketing essential – email preheader text. |
| Preheader code snippet – https://responsivehtmlemail.com/html-email-preheader-text/ | HTML Email preheader text code snippet to copy and paste for your own needs. |
| Dark Mode Email: Your Ultimate How-to Guide – Litmus – https://www.litmus.com/blog/the-ultimate-guide-to-dark-mode-for-email-marketers | Ultimate Guide to Dark Mode [+ Code Snippets, Tools, Tips from the Email Community] |
| Dark mode & HTML emails: How to refresh your templates for better UX – https://blog.tbhcreative.com/dark-mode-html-emails/ | The current state of dark mode email design is not all good news. |
| How to Make Bulletproof Email Buttons and Backgrounds – https://www.emailonacid.com/blog/article/email-development/how-to-make-your-emails-bulletproof/ | Best practices for buttons in emails! |
Free HTML Email Templates
| Site Name | Description |
|---|---|
| Free Responsive HTML Email Template – https://github.com/leemunroe/responsive-html-email-template | Sometimes all you want is a really simple responsive HTML email template with a clear call-to-action button. Here it is. |
| Free Material Design Email Template – https://www.behance.net/gallery/61655319/Free-HTML-Email-Template-Material-Design | Free HTML Email Template – Material Design by Paul Goddard |
| 36 Free Mobile-Friendly & Responsive HTML Email Templates 2025 – https://colorlib.com/wp/responsive-html-email-templates/ | These HTML templates are responsive, mobile-friendly, and free for private and commercial use. |
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