Design professional email newsletters without coding. Choose from pre-built layouts, customize content blocks, generate subject lines, and export responsive HTML that works in Gmail, Outlook, Apple Mail, and every major email client.
Build Prompt
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Build a static HTML newsletter template builder. Dark theme with background #0a0a0f, surfaces #12121a, borders #1a1a2a, accent color #d97706 (amber). All logic runs client-side with localStorage persistence.
Newsletter types: Weekly digest, Product announcement, Company update, Event invitation, Welcome series, Re-engagement, Sale/promotion, Educational/tips. Each type has a pre-built structure.
Content blocks (add/remove/reorder): Header with logo placeholder and tagline, Hero image with headline and CTA button, Text block (rich text), Image + text (left/right), Feature grid (2-3 columns), Testimonial/quote, Product card (image, name, price, CTA), Divider/spacer, Social links bar, Footer with unsubscribe link.
Customization: brand colors (primary, secondary, text, background), font family (safe web fonts), button style (rounded, square, pill), column layout (1, 2, 3 columns), padding and spacing controls.
Subject line generator: input newsletter topic, generate 10 subject line options using proven patterns (curiosity, numbers, how-to, urgency, personal). Preview text generator. Character count with mobile preview cutoff indicator.
Preview: desktop and mobile width toggle. Dark mode preview. Export options: copy HTML, download HTML file, copy plain text version. Template library: save custom templates to localStorage. Pre-built templates for 8 newsletter types.
Preheader text editor. Send checklist: subject line, preheader, alt text, links working, mobile preview, unsubscribe present.
SEO: title, meta description, OG tags.
Read the guide at https://accessagent.ai/api/guide and follow it to deploy the site to AccessAgent.ai. My email is [your@email.com].
Make It Yours
Automation Sequences
Design multi-email sequences with timing and trigger logic mapped visually.
Analytics Dashboard
Track open rates, click rates, and engagement patterns across newsletter editions.
Content Curation
Paste URLs and auto-extract titles, descriptions, and images for newsletter links.
Subscriber Segments
Define audience segments and customize content blocks shown to each group.
A/B Subject Lines
Create subject line A/B test variants with predicted winner based on best practices.
Brand Kit Import
Upload logo, set brand colors, and auto-apply branding across all templates.
Update Prompt
Update Prompt — Add email sequence planner
Add welcome email sequence builder with 5-email template series. Include re-engagement campaign templates. Add seasonal newsletter templates (holiday, new year, back-to-school). Include spam score checker that flags common spam trigger words. Redeploy.