NethServer Alternatives

Linux directory, domain, mail, gateway and infrastructure server for SMBs.

A very good alternative for Windows Server, for free

Powerful SaaS integration toolkit for SaaS developers - create, amplify, manage and publish native integrations from within your app.

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

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

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

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

FreeNAS is a storage operating system strong and robust enough to meet the needs of enterprise level businesses.

Amahi is a media, home and app server software known for its easy-to-use user interface. Amahi has the best media, backup and web apps for small networks.

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.

OPNsense® you next open source firewall. Free Download. High-end Security Made Easy™. Offers Intrusion Prevention, Captive Portal, Traffic Shaping and more.

Untangle is a platform for deploying network based applications.

IPFire is a server distribution with intended to use as a firewall.

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