sort by
best match
The subreddit for the C programming language
https://reddit.com/r/C_Programming/
r/cpp
101k  subs
Discussions, articles and news about the C++ programming language or programming in C++.
https://reddit.com/r/cpp/
A moderated community dedicated to all things reverse engineering.
https://reddit.com/r/ReverseEngineering/
r/rust
73k  subs
A place for all things related to the Rust programming language—an open-source systems language that emphasizes performance, reliability, and productivity.
https://reddit.com/r/rust/
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/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/
This subreddit is dedicated to discussion of programming languages, programming language theory, design, their syntax and compilers. Post your ideas and get constructive criticism.
https://reddit.com/r/ProgrammingLanguages/
r/archlinux
100k  subs
For users of the much loved Linux distro, Arch Linux.
https://reddit.com/r/archlinux/
r/netsec
327k  subs
A community for technical news and discussion of information security and closely related topics.
https://reddit.com/r/netsec/
r/gamedev
360k  subs
All things related to game development, programming, math, art, music, business, and marketing.
https://reddit.com/r/gamedev/
r/haskell
46k  subs
The Haskell programming language community. Daily news and info about all things Haskell related: practical stuff, theory, types, libraries, jobs, patches, releases, events and conferences and more...
https://reddit.com/r/haskell/
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/golang
87k  subs
Gophers of the world unite!
https://reddit.com/r/golang/
r/opengl
12k  subs
News, information and discussion about OpenGL development.
https://reddit.com/r/opengl/
r/vim
87k  subs
For Vim enthusiasts and anyone interested in Vim.
https://reddit.com/r/vim/
r/lisp
22k  subs
A subreddit for the Lisp family of programming languages.
https://reddit.com/r/lisp/
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/
r/opensource
89k  subs
A subreddit for everything [open source](http://en.wikipedia.org/wiki/Open_source) related.
https://reddit.com/r/opensource/
r/freebsd
13k  subs
News and more about [FreeBSD](http://www.freebsd.org/).
https://reddit.com/r/freebsd/
r/electronics
156k  subs
A subreddit dedicated to news, articles and general discussions related to electronic systems and circuits.
https://reddit.com/r/electronics/
r/emacs
33k  subs
The extensible, customizable, self-documenting real-time display editor.
https://reddit.com/r/emacs/
Banned from Stack Overflow? Can't afford Experts Exchange? Post your question/tips/secrets/advice and get a response from our highly trained professional developers. This sub is not for bad code or UI bugs!
https://reddit.com/r/shittyprogramming/
A subreddit for Linux enthusiasts.
https://reddit.com/r/linuxmasterrace/
r/asm
6k  subs
*Throwing in keywords for search:* assembly, asm, x86, arm, powerpc, thumb, sparc, mips, risc, cisc, 8086, 186, 286, i386, i486, p5, p6, netburst, core, nehalem, sandy bridge, haswell, broadwell, larrabee, bonnell, moore, noyce, fairchild, motorola, amd, k5, k6, k7, k8, k10, turion, fusion, bobcat, bulldozer, cortex, intel, marvell, xmos, masm, opcode, uop, cache, lookup, hyper threading, multi threading, ooo, out-of-order, out of order, branch, prediction, predication, scalar
https://reddit.com/r/asm/
r/BSD
12k  subs
A place for all things BSD.
https://reddit.com/r/BSD/
A subreddit for all questions related to programming in any language.
https://reddit.com/r/learnprogramming/