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Top Open Source Marketing Automation Tools in 2026

A curated collection of the 9 best free and open-source Marketing Automation tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.

  • Notifuse

    Open-source email platform for newsletters

    Stars
    2,078
    Last commit
    20d ago
    License
    AGPL-3.0

  • Mautic

    Open source marketing automation platform

    Stars
    10,396
    Last commit
    11d ago
    License
    Open Source

  • Sendune

    No-code dashboard for AWS SES email management

    Stars
    2,303
    Last commit
    3mo ago
    License
    MIT

  • Postiz

    All-in-one social media scheduling tool

    Stars
    35,180
    Last commit
    10d ago
    License
    AGPL-3.0

  • Listmonk

    Self-hosted newsletter and mailing list manager

    Stars
    23,145
    Last commit
    20d ago
    License
    AGPL-3.0

  • Krayin

    Open source CRM built on Laravel

    Stars
    23,733
    Last commit
    12d ago
    License
    MIT

  • Keila

    Self-hosted newsletter platform with powerful features, data protection, and full control over your mailing lists and campaigns.

    Stars
    2,192
    Last commit
    19d ago
    License
    AGPL-3.0

  • Erxes

    AI-native experience operating system for modern businesses

    Stars
    4,075
    Last commit
    10d ago
    License
    Open Source

  • Dittofeed

    Open-source customer engagement platform

    Stars
    2,914
    Last commit
    5mo ago
    License
    MIT
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Showing 9 of 9 open-source tools