Authelia

Authelia is a robust open-source authentication and authorization server designed for identity and access management (IAM). It provides single sign-on (SSO) capabilities and multi-factor authentication (MFA) for secure access to applications, all while integrating seamlessly with common reverse proxies.

Built with security in mind, Authelia supports various authentication methods and enables granular authorization policies to control user access. Its lightweight architecture ensures fast performance, making it a reliable choice for organizations seeking a flexible IAM solution.

Key features

• Single Sign-On (SSO): Enables users to access multiple applications with one login.
• Multi-Factor Authentication (MFA): Enhances security through additional verification methods.
• Granular Authorization Policies: Control access at a detailed level for users and groups.
• Password Reset: Built-in support for users to reset passwords easily.
• Lightweight and Fast: Optimized for low resource usage and quick response times.
• Intuitive User Interface: User-friendly login portal for seamless experiences.
• Integration with Reverse Proxies: Works efficiently with common reverse proxy setups.

Best use cases

• Enterprise Security: Centralized IAM for business applications.
• Web Applications: Secure user access management for online services.
• Customizable Authentication Solutions: Tailored IAM for developers and IT teams.

Pros & Cons

• ✅ Open-source and highly customizable
• ✅ Supports multiple authentication methods
• ✅ Lightweight and resource-efficient
• ✅ Strong focus on security features
• ✅ Active community and good documentation
• ❌ Initial configuration may require expertise
• ❌ Limited out-of-the-box integrations
• ❌ May not fit very simple use cases
• ❌ Performance can vary based on deployment configuration