What is Cuttlefish?
Cuttlefish is an open-source transactional email service designed to simplify email delivery for applications. It ensures emails reach their destinations by automatically holding back emails to addresses that have previously bounced, helping maintain a high email reputation. The service works with any web framework and language using standard SMTP, requiring no additional effort from developers.
The platform offers real-time analytics to monitor email delivery, track opens and clicks, and provides a user-friendly web interface for browsing email activity. Built on the reliable Postfix email system, Cuttlefish delivers robust performance while remaining completely open source, eliminating vendor lock-in concerns.
Features
- Bounce Handling: Automatically holds back emails to previously bounced addresses to maintain email reputation
- Real-time Analytics: Monitors email delivery, tracks opens and clicks with application-specific breakdowns
- Easy Integration: Works with any web framework and language using standard SMTP protocol
- Web Interface: Provides a user-friendly UI for browsing email activity and analytics
- Open Source: Complete source code available, eliminating vendor lock-in concerns
- Reliable Infrastructure: Built on Postfix email system for dependable email delivery
Use Cases
- Transactional email delivery for web applications
- Email reputation management for businesses
- Email campaign tracking and analytics
- Open-source email infrastructure for developers
- SMTP-based email services for various programming languages
FAQs
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What is Cuttlefish's current development status?
Cuttlefish is in beta but has been used in production by OpenAustralia Foundation's projects for several years and has sent many millions of emails. -
How does Cuttlefish compare to proprietary email services?
Cuttlefish offers basic bounce handling and open/click tracking similar to proprietary services but doesn't handle incoming email, detect spam reports, or have built-in email templates. -
What technologies does Cuttlefish use for email delivery?
Cuttlefish uses Postfix under the hood to handle email delivery, which is a widely trusted and reliable email system. -
Can I use Cuttlefish with my existing web application?
Yes, Cuttlefish works with any web framework and language using standard SMTP protocol in the usual way.