1 Open Source Alternatives to Microsoft Active Directory
A list of 1 carefully selected open-source alternatives to Microsoft Active Directory.

The open-source alternatives are ranked based on our custom ranking system and score. This system takes into account various factors to determine the best alternatives.
If you’re looking for alternative features or workflows, here is a prepared detailed list of Microsoft Active Directory open-source alternatives — each with its own distinctive strengths and key features.
Univention Corporate Server is an open source solution that delivers comprehensive identity and access management for organizations. It centralizes user management and seamlessly integrates with various IT applications, empowering organizations to maintain digital sovereignty through scalable and secure technology.

Key Features
- 100% Open Source with full transparency
- Centralized identity and access management
- Seamless integration via standardized interfaces
- Scalable and flexible architecture
- Integrated Single Sign-On and Active Directory compatibility
- Enhanced security and data sovereignty
Univention Corporate Server streamlines IT operations with a fully integrated framework for managing identities and access permissions. Leveraging open source technology, it offers modularity, transparency, and flexibility across diverse environments. The system supports seamless Single Sign-On, Active Directory integration, and standardized interfaces, making it ideal for public institutions, enterprises, and educational organizations. Its design simplifies complex workflows while enhancing security and overall digital sovereignty.