Top Alternatives to NethServer

ClearOS is a robust Linux distribution serving as a comprehensive server solution for small to medium-sized businesses. It provides a unified platform for networking, gateway, and server functions with a user-friendly web-based interface.

pfSense is an open-source firewall and router software distribution based on FreeBSD. It provides a powerful and flexible platform for a wide range of networking needs, from small home networks to large enterprise environments, emphasizing security, reliability, and comprehensive feature sets.

Zentyal is a comprehensive open source server solution based on Ubuntu, providing critical network services such as email, groupware, file sharing, and network infrastructure roles like directory services and gateway functions, all managed through an intuitive web interface.

Ubuntu Server is a robust and scalable open-source operating system specifically designed for server environments. It provides a stable and secure foundation for a wide range of applications, from cloud deployments and data centers to enterprise infrastructure and development platforms.

Cloudron is a comprehensive platform designed for individuals and businesses to easily deploy, manage, and secure web applications on their own server infrastructure. It automates critical tasks like updates, backups, and security patching, providing a self-hosted alternative to SaaS while maintaining ease of use and ensuring data privacy.

Univention Corporate Server (UCS) is a comprehensive operating system and identity and infrastructure management platform. Based on Debian, it provides powerful tools for managing servers, services, applications, and users in diverse IT environments. UCS is designed for flexibility, supporting on-premises, cloud, and hybrid deployments.

Untangle offers a comprehensive network security solution combining firewall, VPN, threat prevention, and content filtering in a single, unified platform designed for small to medium businesses and distributed enterprises.

Endian Firewall Community is a powerful, open-source Unified Threat Management (UTM) solution designed to provide comprehensive network security. It integrates firewall, gateway, VPN, web security, and email security features into a single, easy-to-manage appliance.

Windows Server 2012 is a powerful and versatile server operating system designed for modern businesses and data centers. It offers a wide range of features for infrastructure management, virtualization, networking, storage, and application development, providing a robust platform for on-premises, hybrid, and cloud environments.