Debug SMTP with style using MailCatcher NG. All images are based on Alpine Linux
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Jul 4, 2026 - Dockerfile
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mailcatcher-docker
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Self-hosted email sandbox: catch your app's outgoing mail over SMTP, inspect it in a web UI, and assert on it from your test suite via a REST API. Offline-first, MIT.
api laravel email self-hosted smtp mailcatcher email-testing mailcatcher-docker mailtrap-alternative mailcatcher-alternative mailhog-alternative
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Jul 21, 2026 - PHP
Lightweight multiarchitecture Mailcatcher Docker image
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Feb 20, 2026 - Dockerfile
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Mar 26, 2023 - Ruby
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