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Open-source alternatives to Substack

Compare community-driven replacements for Substack in mailing list & newsletter managers workflows. We curate active, self-hostable options with transparent licensing so you can evaluate the right fit quickly.

Substack logo

Substack

Substack enables writers to publish email newsletters with subscription monetization, hosting, and analytics. It handles payment processing and distribution for independent creators.Read more
Mailing List & Newsletter Managers
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Key stats

  • 4Alternatives
  • 2Support self-hosting

    Run on infrastructure you control

  • 4Active development

    Recent commits in the last 6 months

  • 1Permissive licenses

    MIT, Apache, and similar licenses

Counts reflect projects currently indexed as alternatives to Substack.

All open-source alternatives

Listmonk logo

Listmonk

Self-hosted newsletter and mailing list manager in one binary

Self-host friendlyActive developmentPrivacy-firstGo

Why teams choose it

  • Single binary deployment with PostgreSQL backend for minimal infrastructure overhead
  • Modern Vue-based dashboard for campaign management and subscriber analytics
  • Supports transactional emails, SMS gateways, and custom SMTP configurations

Watch for

Requires PostgreSQL database setup and maintenance

Migration highlight

Product Update Newsletters

SaaS companies send feature announcements and release notes to segmented user lists while maintaining full control over subscriber data and delivery infrastructure.

Mailtrain logo

Mailtrain

Self-hosted newsletter platform with advanced automation and segmentation

Self-host friendlyActive developmentPrivacy-firstJavaScript

Why teams choose it

  • Built-in Zone-MTA for independent mail delivery without external SMTP
  • Multi-user support with granular permissions and hierarchical namespaces
  • Advanced automation including triggered campaigns and RSS feeds

Watch for

Requires server administration knowledge and infrastructure management

Migration highlight

Enterprise Multi-Brand Newsletters

Manage multiple brand newsletters with hierarchical namespaces, granular user permissions, and centralized reporting while maintaining data sovereignty.

Keila logo

Keila

Self‑hosted newsletter platform with flexible email delivery options

Active developmentPrivacy-firstFast to deployElixir

Why teams choose it

  • WYSIWYG campaign editor with default templates
  • Embedded sign‑up form builder
  • Supports SMTP, AWS SES, Sendgrid, Mailgun, and Postmark

Watch for

Requires own server or cloud environment

Migration highlight

Community group monthly updates

Consistent branding and direct inbox delivery using a personal SMTP server.

Ghost logo

Ghost

Modern publishing platform for blogs, memberships, and newsletters

Active developmentPermissive licenseIntegration-friendlyJavaScript

Why teams choose it

  • Built‑in membership, subscription, and newsletter system
  • Fast Node.js core with SEO‑optimized output
  • Extensible theming with Handlebars and a JSON API

Watch for

Requires a Node.js runtime, not a PHP stack

Migration highlight

Personal blog with paid subscriptions

Earn recurring revenue while publishing directly from Ghost

Choosing a mailing list & newsletter managers alternative

Teams replacing Substack in mailing list & newsletter managers workflows typically weigh self-hosting needs, integration coverage, and licensing obligations.

  • 2 projects let you self-host and keep customer data on infrastructure you control.
  • 4 options are actively maintained with recent commits.

Tip: shortlist one hosted and one self-hosted option so stakeholders can compare trade-offs before migrating away from Substack.