ToolVitals

Self-Hosted Email Server

Alternatives to gromox

Compare healthier or more active tools in the same use case using ToolVitals public evidence.

View gromox profileView Self-Hosted Email Server leaderboard

Why compare

Signals behind this alternatives page

  • Commit continuity, contributor activity, and delivery signals are strong.
  • Health score: 94/100.
  • Shipping score: 93/100.

Switching guide

Best alternatives by need

Best overallModoboa

Highest organic ToolVitals fit for this use case.

Healthier optionsModoboa

Stronger current public-health signal than gromox.

Verified open/source-visibleModoboa, Mailu, KumoMTA, Mox

Useful when portability and inspectability matter.

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Ranked alternatives

Best-fit self-hosted email server options

4 tools
03

KumoMTA

The first Open-Source high-performance MTA developed from the ground-up for high-volume email sending environments.

Active
Health93
Shipping89
Score91
Confidence90
Stars563
ModeSource-visible project
View profileCompare with gromox
04

Mox

modern full-featured open source secure mail server for low-maintenance self-hosted email

Warning
Health73
Shipping60
Score68
Confidence90
Stars5.9k
ModeSource-visible project
View profileCompare with gromox