Mailu

Self-hosted mail server stack packaged as Docker images.

Data confidence90/100
Source coverage90/100
Publish confidence90/100
Evidence checkedSep 11, 2026
About this tool

What ToolVitals knows about Mailu

Self-hosted mail server stack packaged as Docker images.

This tool has an OSI-approved open-source license signal.

Commit continuity, contributor activity, and delivery signals are strong.

Source-visible projectSelf-Hosted Email ServerOSI-approved OSSScored Intelligence
Score Breakdown

Public signal read

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How to read this

The overall score reflects ToolVitals maintenance and delivery evidence. Adoption is shown as public context only and does not change the overall score.

Activity
Commit activity across recent and sustained windows, with releases as a small supporting signal.
Reliability
Maintenance posture from commit recency, continuity, and active contributors.
Adoption
Public footprint from GitHub stars and forks when available.
ToolVitals82/100Health83/100Shipping80/100Zombie Risk3/100
Overall Score82Active
Activity80
Reliability83
Adoption77
Project provenance

Fork network

Popular active forks

Highest GitHub star count first
Repository

GitHub Activity

PY
Mailu/Mailu
Stars7,504
Forks998
Contributors5Active in 90d · as of Sep 10, 2026
Open Issues125
Primary Language
Python
Last Commit
19 days ago
Commits 30d
6
Commits 90d
54
Releases 90d
6
Default Branch
master
License
MIT
Repository Status
Active repository
Evidence

Signal Quality

Data Confidence90/100Strong
Source Coverage90/100Strong
Publish Confidence90/100Strong

ConfidenceHigh-confidence score from multiple public signals.

Zombie RiskNo meaningful zombie signal right now.

How ToolVitals scores work
Openness

License Evidence

Class
OSI-approved OSS
License
MIT

This tool has an OSI-approved open-source license signal.

Sources

Tracked Sources

Profile

Classification

Category
Communication
Use Case
Self-Hosted Email Server
Openness
OSI-approved OSS
License
MIT
Tool Mode
Source-visible project
Score Model
Open Source Maintenance
Score Visibility
Scored Intelligence
Status
Active
Maintainers

README Badge

Show this ToolVitals status in project docs.

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For agents

Machine-readable profile

Use the clean Markdown or structured JSON representation from the same published ToolVitals evidence snapshot.

ToolVitals agent access guide
Latest

Recent Updates

Tags
emailmail-serverself-hosteddockeropen-sourcedkimdmarcdocker-composefetchmailimapletsencryptmailmailserverpop3smtpwebmail

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