MailCatcher NG
1.6.8Category: Email & Mail Servers
Overview
MailCatcher NG runs a super simple SMTP server which catches any message sent to it to display in a web interface. Point your app's SMTP settings at mailcatcher-ng:1025 and inspect every captured email in the browser.
Primary Use Cases
Run an all-in-one private mail server with IMAP, POP3, SMTP, and webmail on your own domain.
Host newsletter broadcasts, subscriber lists, and automated email campaigns with BYO SMTP.
Capture and test transactional emails during local and staging development.
Key Features
- Automated DKIM, SPF, DMARC, and TLS security configurations
- Built-in spam filtering (Rspamd) and antivirus protection
- Modern webmail interface with calendar and contact sync
- Subscriber list segmentation, analytics, and unsubscribe handling
Container Specification
mailcatcher-ng:latest
1.6.8
Automated Let's Encrypt (Caddy / Traefik)
Managed host volume mounts
How to Deploy MailCatcher NG with tug.sh
Connect your Linux server
Run the 1-line tug.sh agent install command on any Ubuntu, Debian, or Rocky Linux VPS.
Select MailCatcher NG from the Marketplace
Pick your domain name, configure custom environment variables if needed, and choose your persistent storage folder.
Click Deploy & Go Live
tug.sh pulls the container, sets up HTTPS certificates, configures the reverse proxy, and boots the service in under 60 seconds.
Deploy on Your Server
Experience effortless self-hosting. Deploy MailCatcher NG on Hetzner, DigitalOcean, or your home lab with zero maintenance headaches.
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