No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- MailCamp
Dutch email marketing tool for designing newsletters, segmenting lists and running automated campaigns.
Free trial · Email marketing
- Laposta
Dutch newsletter service with a drag and drop editor, contact lists, signup forms and automations for organisations.
Free plan · Email marketing
- Maildroppa
Lets small businesses collect subscribers, send newsletters and set up automatic follow-up emails, with a free plan.
Free plan · Email marketing
- Newsletter
WordPress plugin for collecting subscribers, building newsletters and sending campaigns from the site dashboard.
Free plan · Email marketing
- RSS Chimp
WordPress plugin that puts post images into your RSS feed so RSS-to-email newsletters and feed readers show them.
Free plan · Newsletters · Creators and writers
- Noptin
WordPress plugin that collects email subscribers, sends newsletters and new post alerts, and runs simple automations.
Free plan · Email marketing · Creators and writers
- MailerPress
A WordPress plugin to design, send and automate email campaigns and newsletters from your own site.
Free plan · Email marketing · Online sellers
- EmailOctopus
Low-cost email marketing for building subscriber lists and sending campaigns and automations, with a free plan.
Free plan · Email marketing
- Postalion
A WordPress plugin for building subscriber lists and sending newsletters and automatic emails from your own site.
Free plan · Email marketing · Online sellers
- Mailster
Write, send and track email newsletters and automated emails from your own WordPress site using any sending provider.
Free trial · Email marketing
- Event Calendar Newsletter
WordPress plugin that pulls events from your site calendar into an email newsletter for your mailing tool.
Newsletters · Charities and nonprofits
- API Substack
An unofficial API, CLI and MCP server that lets Substack writers draft, schedule and publish posts outside the editor.
Since 2026
Subscription · Newsletters · Creators and writers
- Mailrelay
Email marketing service for sending newsletters and campaigns, with automations, signup forms and a generous free tier.
Free plan · Email marketing