Linux Journal is the original magazine of the global Open Source community, providing deep dives on Linux, Kernel, Cloud, Security, and SysAdmin topics for over 25 years.

CyberCiti is the best resource for Linux and Unix tutorials and is used by system administrators and tech enthusiasts.

Tecmint offers Linux howtos, tutorials, guides, and pro courses for SysAdmin, Cloud, and DevOps professionals seeking career growth.

Marius Hosting is a Synology NAS guide and tutorial website for sysadmins and NAS enthusiasts.

Uptime Kuma is a self-hosted monitoring tool for IT teams and is used by DevOps and sysadmins.

LinuxCommunity.io is a Linux forum for enthusiasts and sysadmins.

LinuxBabe is the best resource for Linux sysadmins and desktop users, providing tutorials and guides for Ubuntu and server management.

itefix.net is the best sysadmin software for Windows server management and is used by IT professionals worldwide.