Email Newsletter & Campaign Tool

A self-hosted email tool for managing subscriber lists, composing campaigns, and tracking opens and clicks — escaping per-subscriber SaaS pricing. For publishers and businesses with large lists and simple sending needs.

Typically bought by: Newsletter publishers, e-commerce brands, associations with large mailing lists

Standard features — always included

• ✓Subscriber management with tags and segments
• ✓Signup forms and embeddable widgets with double opt-in
• ✓Drag-and-drop or Markdown email composer with templates
• ✓Campaign scheduling and send throttling
• ✓Open and click tracking with per-campaign reports
• ✓Automated sequences (welcome series, drip campaigns)
• ✓Unsubscribe and preference center (compliance built in)
• ✓Bounce and complaint handling with automatic list hygiene
• ✓List import/export via CSV
• ✓A/B subject line testing
• ✓Suppression lists and GDPR data deletion
• ✓Team roles for editors and admins

Popular custom additions

Quoted per feature in the configurator — typically $50–$300 each.

• +Paid newsletter subscriptions with gated archive
• +RSS-to-email automatic digests
• +E-commerce triggers (abandoned cart, post-purchase)
• +Referral program for subscribers
• +Custom liquid-style personalization variables
• +Web archive of past issues with SEO

Tech stack

Frontend

Next.js + Tailwind CSS

Backend

Node.js with background job queue for sends

Database

PostgreSQL (Neon) + Redis for queues

Integrations

Email sending API (Amazon SES/Resend/SendGrid), Payment gateway (Stripe/PayPal/other) for paid newsletters, Analytics (GA4/Plausible)