altchavsZabbix
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| altcha | Zabbix | |
|---|---|---|
| Score | 63/100 | 75/100 |
| Rank in category | #2 of 4 in Anti-Spam | #13 of 104 in Monitoring & observability |
| GitHub stars | 2 858 | 6 521 |
| Stars, last 30 days | +82 | +109 |
| Stable releases, 12 months | 18 | 0 |
| Latest release | v3.5.0 · 22 Oct 2026 | — |
| Setup | Moderate | Advanced |
| Official Docker image | No | Yes |
| License | MIT | AGPL-3.0 |
| Main language | Typescript | Go Template |
Which one should you pick?
Zabbix scores 75/100 against 63/100 for altcha, so it is the safer default.
altcha ships more often: 18 stable releases in the past year, against 0 for Zabbix.
If you want the quickest setup, altcha is easier to run; Zabbix needs more configuration.
altcha details →Zabbix details →
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