Authelia
Authelia is an open-source authentication and authorization server providing multi-factor authentication and single sign-on (SSO) for web applications. It acts as an OpenID Connect 1.0 Provider and companion for reverse proxies, offering secure access management.

Verified Instrument
Key Features
Open-source
Multi-Factor Authentication
Single Sign-On
OpenID Connect 1.0
Authorization Policies
Lightweight
Scalable
Why I Recommend This
Authelia is an excellent choice for self-hosters who want a unified, secure authentication layer across all their services. By acting as an OpenID Connect provider, it centralizes login and access control so you don’t have to manage separate credentials and auth flows for each application.
The standout benefit is its strong security model: multi-factor authentication (MFA) significantly reduces the risk of account compromise, and the single sign-on (SSO) experience keeps things convenient for daily use. Once users authenticate through Authelia, they can seamlessly access multiple protected services without repeated logins, which is ideal for a home lab or small self-hosted environment.
Authelia also shines in its flexibility and fine-grained access control. You can define detailed rules about who can access which services, under what conditions, and from where. This makes it easy to expose some services to all household members while tightly restricting more sensitive ones.
Despite these capabilities, Authelia remains lightweight and efficient. It’s designed to run comfortably on modest hardware, which is crucial for home setups that often rely on low-power devices like small servers, NAS units, or single-board computers. This balance of security, control, and resource efficiency is why it’s such a strong fit for anyone running multiple web services at home.
In short, Authelia provides:
- A single, central login for all your self-hosted services
- Built-in MFA for stronger security
- Fine-grained access policies tailored to your environment
- A lightweight footprint suitable for modest home hardware
For self-hosters who want to simplify authentication while significantly improving security, Authelia is a highly recommended solution.
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