Communities related to r/linux, with what each one is for and how it differs. Member figures come from SubMouse's safe-for-work directory.
r/linux (about 1.9M members, directory rank #572) shares Linux news and interesting developments and points tech-support seekers to friendlier help rooms in its description. Professional system administration, home-lab builds and Raspberry Pi projects each have clearer homes for hands-on work.
Noisy directory related names are omitted.
Stay on linux for Linux news and development discussion. Use sysadmin for professional system administration, homelab for home lab builds and projects, and raspberry_pi for Pi hardware projects.
r/linux — Linux, GNU/Linux, free software...
Welcome to /r/Linux! This is a community for sharing news about Linux, interesting developments and press. If you're looking for tech support, /r/Linux4Noobs and /r/linuxquestions are friendly communities that can help you. Please also check out: https://lemmy.ml/c/linux and Kbi…
Sysadmin
When to choose it: Professional computer system administration.
Why it is here: Public description: dedicated to the profession of Computer System Administration (about 1.3M members, rank #799).
How it differs from r/linux: Sysadmin career/practice versus Linux news hub.
Homelab
When to choose it: Home labs, projects and builds from techies and sysadmins.
Why it is here: Public description: techies and sysadmins sharing labs, projects and builds (about 1.1M members, rank #951).
How it differs from r/linux: Home-lab builds versus Linux news/discussion.
Raspberry Pi - More than just magic mirrors and kodi!
When to choose it: Raspberry Pi boards and projects running Linux-family OS images.
Why it is here: About 3.3M members, rank #317.
How it differs from r/linux: Pi hardware community versus general Linux news.
Use the related subreddits finder for r/linux: Find related to r/linux.
Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-09 UTC); 7-day growth measured from 2026-11-02. Directory rank is listing order. Guide updated 2026-11-07.