Zentyal Alternatives

A very good alternative for Windows Server, for free

NethServer is an operating system for Linux enthusiasts, designed for small offices and medium...

Elegant user management, tailor-made for B2B SaaS

Try for free freemium

Univention Corporate Server UCS with Active Directory functions and App Center is the cost-efficient and popular successor to Microsoft's server solutions.

OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux.

Open Source

FreeIPA is an integrated security information management solution combining Linux (Fedora), 389...

Open Source

pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more

Open Source

Secure, fast and economically scalable, Ubuntu helps you make the most of your infrastructure. Whether you want to deploy a cloud or a web farm, Ubuntu Server supports the most popular hardware and software.

Open Source Identity and Access Management for modern Applications and Services.

Open Source

Thinstation is a basic and small, yet very powerful, open source thin client operating system...

DRBL (Diskless Remote Boot in Linux) is a free software, open source solution to managing the...

Samba serves as an open source alternative to the traditional domain controller offered by Microsoft.

Open Source

linuxmuster.net is a comprehensive complete solution for the operation of school IT infrastructure.

OpenLDAP Software is an open source implementation of the Lightweight Directory Access Protocol.