Subreddits similar to r/linux

r/archlinux

100k subs

For users of the much loved Linux distro, Arch Linux.
https://reddit.com/r/archlinux/

r/Ubuntu

124k subs

The Ubuntu community on Reddit
https://reddit.com/r/Ubuntu/

r/programming

2m subs

Computer Programming
https://reddit.com/r/programming/

r/linuxquestions

107k subs

https://reddit.com/r/linuxquestions/

r/linux_gaming

110k subs

A subreddit for gaming on the GNU/Linux operating system.
https://reddit.com/r/linux_gaming/

r/unixporn

182k subs

Submit screenshots of all your *NIX desktops, themes, and nifty configurations, or submit anything else that will make ricers happy. Maybe a server running on an Amiga, or a thinkpad signed by Bjarne Stroustrup? Show the world how sexy your computer can be!
https://reddit.com/r/unixporn/

r/linux4noobs

133k subs

Linux introductions, tips and tutorials. Questions are encouraged. Any distro, any platform! Explicitly noob-friendly.
https://reddit.com/r/linux4noobs/

r/linuxmasterrace

146k subs

A subreddit for Linux enthusiasts.
https://reddit.com/r/linuxmasterrace/

r/netsec

327k subs

A community for technical news and discussion of information security and closely related topics.
https://reddit.com/r/netsec/

r/linuxadmin

134k subs

Expanding Linux SysAdmin knowledge
https://reddit.com/r/linuxadmin/

r/debian

33k subs

https://reddit.com/r/debian/

r/opensource

89k subs

A subreddit for everything [open source](http://en.wikipedia.org/wiki/Open_source) related.
https://reddit.com/r/opensource/

r/kde

31k subs

KDE is an international technology team creating user-friendly free and open source software for desktop and portable computing. KDE's software runs on GNU/Linux, BSD and other operating systems, including Windows.
https://reddit.com/r/kde/

r/geek

573k subs

Geeky things
https://reddit.com/r/geek/

r/vim

87k subs

For Vim enthusiasts and anyone interested in Vim.
https://reddit.com/r/vim/

r/reddit.com

818k subs

The original subreddit, now archived.
https://reddit.com/r/reddit.com/

r/sysadmin

374k subs

A reddit dedicated to the profession of Computer System Administration.
https://reddit.com/r/sysadmin/

r/Fedora

25k subs

A community for users, developers and people interested in the Fedora Project and news and information about it.
https://reddit.com/r/Fedora/

r/Python

419k subs

news about the dynamic, interpreted, interactive, object-oriented, extensible programming language Python
https://reddit.com/r/Python/

r/commandline

46k subs

This is for anything regarding the command line, in any operating system. All questions (including dumb ones), tips, and interesting programs/console applications you've found or made yourself are welcome. Linux / BSD / OSX / Windows CLI apps or questions or comments, we're happy to take them all!
https://reddit.com/r/commandline/

r/compsci

618k subs

Computer Science Theory and Application. We share and discuss any content that computer scientists find interesting. People from all walks of life welcome, including hackers, hobbyists, professionals, and academics.
https://reddit.com/r/compsci/

r/promos

12k subs

https://reddit.com/r/promos/

r/Android

2m subs

Android news, reviews, tips, and discussions about rooting, tutorials, and apps. Generic discussion about phones/tablets is allowed, but technical-support and carrier-related issues should be asked in their respective subreddits!
https://reddit.com/r/Android/

r/fffffffuuuuuuuuuuuu

857k subs

it's still alive! kinda...
https://reddit.com/r/fffffffuuuuuuuuuuuu/

r/linuxmemes

31k subs

https://reddit.com/r/linuxmemes/

r/raspberry_pi

2m subs

A subreddit for discussing the Raspberry Pi ARM computer and all things related to it.
https://reddit.com/r/raspberry_pi/

r/networking

182k subs

###Enterprise Networking Routers, switches and firewalls. Network blogs, news and network management articles. Cisco, Juniper, Brocade and more all welcome.
https://reddit.com/r/networking/

r/talesfromtechsupport

607k subs

Welcome to **Tales From Tech Support**, where we share our stories of: * *Incredible Feats* of Networking Heroics; * *Tech Troubleshooting* Under the Direst Circumstances; * *Unsolvable Problems* Cracked by Sheer Genius and/or Pure Luck; * *Moral Support* after Having Dealt with Difficult Clients; * And of course, **Stupid User Stories!** We've got a bit of a lull in the queue just now, so kick back, grab a cold one, and share your best tales among friends here at TFTS!
https://reddit.com/r/talesfromtechsupport/

r/javascript

688k subs

All about the JavaScript programming language!
https://reddit.com/r/javascript/

r/gnome

25k subs

The GNOME Project is a free and open source desktop and computing platform for GNU/Linux based operating systems that strives to be an easy and elegant way to use your computer. GNOME software is developed openly and ethically by both individual contributors and corporate partners, and is distributed under the GNU General Public License.
https://reddit.com/r/gnome/