Tools, Methods & Processes

Self-Hosted Email Marketing Automation for WordPress without Limits

Open-Source Email Platform for Transactional Emails and Marketing Automation

Open-source email server for newsletters and email marketing without monthly fees

Open-Source Email Marketing Platform as Mailchimp Alternative

Open-source notification infrastructure with inbox component for developers

Collaborative email tool for teams with shared inboxes and workflows

Open-source mail & collaboration server with JMAP, IMAP, SMTP and anti-spam

SMTP testing tool for developers with modern web UI and API

Open-source email platform for transactional and marketing emails

Open-source email marketing platform for complete control

Open-source marketing automation for maximum control

Open-Source Newsletter & Email Marketing Platform for Maximum Control

Team communication and customer service united in one platform

Your free diagnostic tool for email, DNS and network problems