r/openbsd

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r/BSD
12k  subs
A place for all things BSD.
https://reddit.com/r/BSD/
r/freebsd
13k  subs
News and more about [FreeBSD](http://www.freebsd.org/).
https://reddit.com/r/freebsd/
r/linux
423k  subs
All things Linux and GNU/Linux -- this is neither a community exclusively about the kernel Linux, nor is exclusively about the GNU operating system.
https://reddit.com/r/linux/
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/vim
87k  subs
For Vim enthusiasts and anyone interested in Vim.
https://reddit.com/r/vim/
r/archlinux
100k  subs
For users of the much loved Linux distro, Arch Linux.
https://reddit.com/r/archlinux/
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/emacs
33k  subs
The extensible, customizable, self-documenting real-time display editor.
https://reddit.com/r/emacs/
r/Gentoo
9k  subs
The place to find relevant information on Gentoo Linux
https://reddit.com/r/Gentoo/
r/voidlinux
3k  subs
[Void Linux](https://voidlinux.org/)
https://reddit.com/r/voidlinux/
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/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/slackware
3k  subs
The Slackware Linux distribution
https://reddit.com/r/slackware/
r/golang
87k  subs
Gophers of the world unite!
https://reddit.com/r/golang/
The subreddit for the C programming language
https://reddit.com/r/C_Programming/
r/thinkpad
64k  subs
IBM and Lenovo ThinkPad laptop enthusiasts!
https://reddit.com/r/thinkpad/
A subreddit for gaming on the OpenBSD operating system.
https://reddit.com/r/openbsd_gaming/
r/crypto
104k  subs
Cryptography is the art of creating mathematical assurances for who can do what with data, including but not limited the classical example of encrypting messages so that only the key-holder can read it. Cryptography lives at an intersection of math, programming, and computer science. This subreddit covers the theory and practice of modern and *strong* cryptography, and it is a technical subreddit focused on the algorithms and implementations of cryptography.
https://reddit.com/r/crypto/
A subreddit for Linux enthusiasts.
https://reddit.com/r/linuxmasterrace/
r/opensource
89k  subs
A subreddit for everything [open source](http://en.wikipedia.org/wiki/Open_source) related.
https://reddit.com/r/opensource/
r/NetBSD
2k  subs
Everything interesting about NetBSD. Of course it runs NetBSD!
https://reddit.com/r/NetBSD/
r/sysadmin
374k  subs
A reddit dedicated to the profession of Computer System Administration.
https://reddit.com/r/sysadmin/
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/i3wm
22k  subs
Official FAQ subreddit for the i3 window manager and its popular fork i3-gaps.
https://reddit.com/r/i3wm/
r/lisp
22k  subs
A subreddit for the Lisp family of programming languages.
https://reddit.com/r/lisp/