Email Marketing Resources
Practical guides on HTML email development, campaign strategy, AI tooling, and deliverability — written by the Mailcode team.
AIEmail MarketingTools
AI Email Template Generators: What to Actually Look For in 2026
Not all AI email tools are equal. Here's a practical framework for evaluating them — covering HTML output quality, email client compatibility, brand customization, and ESP portability.
June 2, 20268 min read
Read 
Email MarketingBest Practices
12-Point Email Campaign Checklist: Everything to Verify Before You Hit Send
One broken link or a missing unsubscribe can tank your campaign's deliverability. This checklist covers every layer — from HTML structure to authentication — so nothing slips through.
May 26, 20265 min read
Read 
Email DevelopmentHTML EmailDeliverability
Why Building HTML Emails Is Still Painful in 2026
Email clients froze in time while the web moved forward. Here's why HTML email development is still genuinely hard — table layouts, Outlook VML, Gmail clipping — and how AI is finally closing the gap.
May 12, 20267 min read
Read