Mail-in-a-BoxvsRspamd
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Mail-in-a-Box | Rspamd | |
|---|---|---|
| Score | 72/100 | 65/100 |
| Rank in category | #3 of 16 in Mail Server | #1 of 4 in Anti-Spam |
| GitHub stars | 15 446 | 2 559 |
| Stars, last 30 days | +27 | +27 |
| Stable releases, 12 months | 4 | 14 |
| Latest release | v77 · 26 Sept 2026 | 4.2.3 · 21 Oct 2026 |
| Setup | Moderate | Advanced |
| Official Docker image | No | Yes |
| License | CC0-1.0 | Other |
| Main language | Python | C |
Which one should you pick?
Mail-in-a-Box scores 72/100 against 65/100 for Rspamd, so it is the safer default.
Rspamd ships more often: 14 stable releases in the past year, against 4 for Mail-in-a-Box.
If you want the quickest setup, Mail-in-a-Box is easier to run; Rspamd needs more configuration.
Mail-in-a-Box details →Rspamd details →
Swap a project
Keep Mail-in-a-Box, compare it with
Keep Rspamd, compare it with