Best Email Marketing Tools

An automated cold email infrastructure platform providing bulk creation and automated DNS configuration for Google Workspace, Microsoft 365, and Azure mailboxes.

Powerful Transactional Email APIs that enable you to send, receive, and track emails, built with developers in mind.

👋 A set of useful tools for installing and running Postal. - postalserver/install

Invisible AI that filters incoming mail, surfaces priority messages, and sweeps the rest into a concise daily summary—right inside Gmail.

Email warmup tool to avoid the spam folder and improve inbox placement. Since 2020, Mailwarm’s deliverability team builds sender reputation so emails reach the inbox.

Email API for transactional emails with a visual template builder.

Put your eCommerce store directly inside customer email inboxes

Modern open source email marketing and newsletter software. Free to use.

Plunk is the open-source, affordable email platform that brings together marketing, transactional and broadcast emails into one single, complete solution

Mautic provides free and open source marketing automation software available to everyone. Free email marketing and lead management software.