Products

Mailu

Docker-based simple mail server

mailu.io Source★ 7,614CustomSoftware Development / Domains, DNS & Email Delivery

AI Benchmark
Desktop
Mobile
Monthly visits
None yet
No traffic data yet
Public revenue
Undisclosed
No public revenue evidence yet
Entry price
Free
No monthly subscription pricing
Creators
Mailu
GitHub @mailu
Launched
4y ago
2021-12-31 · Est.

Traffic

Monthly visits

No traffic data yet.

Events1 change

Marketing moves

Launches, search & content, referrals, promotions

  • Launched on Show HN (2 pts)Launch

    Mailu 1.9, now with MTA-STS and DANE support

    Dec 31, 2021 · 4y agoLaunch page

Third-party reviews & case dossiers

Acquisition breakdowns, engineer reviews & open-source metrics
selfh.st★ 7,614 Stars · 1,033 ForksCustomPython
2016-01-10Source
Replaces / alternatives to:
Gmail · Microsoft Outlook

Docker-based simple mail server

Open Source & Agent Ecosystem

GitHub · MCP / Skill
Mailu/MailuSelf-hostable
Last commit 2026-11-10
GitHub Stars
★ 7,614
Forks
1,033
License
Custom
Primary language
Python
Open-source alternative to:GmailMicrosoft OutlookBrowse peer open-source projects →

Agent, MCP & Developer Integration

CLI / SDKAPI
Integration docs
Ecosystem & integrations:
TraefikMySQLMariaDBPostgreSQL
Exposed tool capabilities:
Email HostingEmail ForwardingWeb administration interfaceSpam filteringClient setup
Browse developer & CLI tools →

Traffic sources

Traffic breakdown

No traffic channel or country breakdown data for this website yet.

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Search

Domain authority —Domain registered Unknown

No search keyword data for this website yet.

Traffic data: Vaneform

Pricing

Website does not list public plan prices.

Trial: None · Observed 2026-11-09 · Source page

Pages & changes

Tracked since 2026-11-04

Key pages

Weekly snapshots

Changes

  1. Nov 1 · 13d ago

    Adopted technology: HTTP/3Features

    —→HTTP/3

Questions & evidence

What is Mailu and what platforms does it support?
Mailu is catalogued under Domains, DNS & Email Delivery: Docker-based simple mail server. Supported platforms: CLI / SDK, API.
Is Mailu open source?
Mailu has a public repository (https://github.com/Mailu/Mailu) under the Custom license, recording 7,614 GitHub stars, and supporting self-hosted deployment.Source

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