ToolVitals

Self-Hosted Email Server

Alternatives to Mox

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

View Mox profileView Self-Hosted Email Server leaderboard

Why compare

Signals behind this alternatives page

  • Commit continuity, contributor activity, and delivery signals are strong.
  • Health score: 92/100.
  • Shipping score: 90/100.

Switching guide

Best alternatives by need

Best overallgromox

Highest organic ToolVitals fit for this use case.

Healthier optionsgromox, Modoboa

Stronger current public-health signal than Mox.

Verified open/source-visiblegromox, Modoboa, KumoMTA, Mailu

Useful when portability and inspectability matter.

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Ranked alternatives

Best-fit self-hosted email server options

4 tools
01

gromox

Groupware backend supporting mail and calendar protocols.

Active
Health96
Shipping96
Score96
Confidence90
Stars253
ModeSource-visible project
View profileCompare with Mox
03

KumoMTA

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

Active
Health91
Shipping86
Score89
Confidence90
Stars530
ModeSource-visible project
View profileCompare with Mox
04

Mailu

Self-hosted mail server stack packaged as Docker images.

Active
Health83
Shipping80
Score82
Confidence90
Stars7.5k
ModeSource-visible project
View profileCompare with Mox