Curated list of similar software to MailHog
Author: BilgeCreated Jan 18, 2022Updated Jun 8, 2026
I hope you might appreciate a curated catalogue of similar, free, open-source, web-based, self-hosted mail catching software that is currently maintained so we might learn from each other. Perhaps such a list could also make it into the readme at some point.
| Link | Language | Founded ▲ | Stars | Latest release |
|---|---|---|---|---|
| smtp4dev | C# | Jun 7, 2009 |  |
 |
| MailCatcher | Ruby | Oct 24, 2010 |  |
 |
| Inbucket | Go | Sep 30, 2012 |  |
 |
| MailDev | Node.js | Mar 31, 2013 |  |
 |
| MailDump | Python | Apr 28, 2013 |  |
 |
| Sendria | Python | Apr 28, 2013 |  |
 |
| MailHog | Go | Apr 13, 2014 |  |
 |
| Mailpit | Go | July 28, 2022 |  |
 |
| MailCrab | Rust | Oct 16, 2022 |  |
 |
Love to hear of any more I've missed.
Source: mailhog/MailHog