Open Source Alternatives to Synology DiskStation Manager

A network attached storage operating system that powers Synology NAS devices. The software provides tools for file management, data synchronization, and sharing across multiple devices through a centralized platform. It includes capabilities for data protection against hardware failure and accidental deletion, virtualization for deploying virtual machines and containers, and user management via directory services. The platform supports a modular ecosystem of packages for multimedia organization, team collaboration, private email, and surveillance. It is used by individuals and businesses to centralize storage and manage system administration through a centralized monitoring interface. The software is designed to be lightweight and scalable to grow with an organization. It also provides specialized tools for SAN management and high availability clustering to ensure continuous data access.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Synology DiskStation Manager give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 2 open source alternatives to Synology DiskStation Manager. The most popular are CasaOS and openmediavault. Most use the Apache-2.0 or GPL-3.0 license.