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Authelia vs Substack

Professional comparison and analysis to help you choose the right software solution for your needs.

Authelia icon
Authelia
Substack icon
Substack

Authelia vs Substack: The Verdict

⚡ Summary:

Authelia: Authelia is an open-source authentication and authorization server that provides single sign-on and multi-factor authentication for web applications. It acts as a proxy that users must authenticate with before accessing internal web apps.

Substack: Substack is an email newsletter platform that allows writers and publishers to easily create, design, and distribute email newsletters. It aims to let freelance writers and bloggers build direct relationships with readers.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Authelia Substack
Sugggest Score — —
Category Security & Privacy News & Books
Pricing Open Source Subscription

Product Overview

Authelia
Authelia

Description: Authelia is an open-source authentication and authorization server that provides single sign-on and multi-factor authentication for web applications. It acts as a proxy that users must authenticate with before accessing internal web apps.

Type: software

Pricing: Open Source

Substack
Substack

Description: Substack is an email newsletter platform that allows writers and publishers to easily create, design, and distribute email newsletters. It aims to let freelance writers and bloggers build direct relationships with readers.

Type: software

Pricing: Subscription

Key Features Comparison

Authelia
Authelia Features
  • Single sign-on
  • Multi-factor authentication
  • Access control for web apps
  • Authentication via LDAP, OAuth, SAML
  • Authorization based on groups, roles, etc
  • Web interface for admin and users
  • Integration with reverse proxies like Nginx
  • OpenID Connect support
  • Duotwo-factor authentication
Substack
Substack Features
  • Allows writers to create and send email newsletters
  • Provides templates and tools for newsletter design
  • Handles newsletter hosting, delivery and analytics
  • Lets writers build subscriber lists and collect payments
  • Offers tiers with different features based on number of subscribers
  • Integrates with payment processors like Stripe

Pros & Cons Analysis

Authelia
Authelia

Pros

  • Open source and self-hosted
  • Secure authentication and authorization
  • Centralized access control
  • Flexible configuration
  • Works with many identity providers
  • Active development community

Cons

  • Complex initial setup
  • Limited documentation
  • Not as feature rich as commercial alternatives
  • Lacks enterprise support options
Substack
Substack

Pros

  • Easy to use interface
  • Good delivery and analytics
  • Allows monetization of newsletters
  • Lets writers own their subscriber lists
  • No need to build own email infrastructure

Cons

  • Limited customization compared to self-hosted solutions
  • Transaction fees on payments
  • No control over delivery servers
  • Email deliverability issues possible
  • Lock-in to Substack platform

Pricing Comparison

Authelia
Authelia
  • Open Source
Substack
Substack
  • Subscription

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Learn More About Each Product

Authelia
Authelia
Reviews, pricing & alternatives →
Substack
Substack
Reviews, pricing & alternatives →

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