Subreddits similar to r/csbooks

10k subs

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/coding

175k subs

https://reddit.com/r/coding/

r/lisp

22k subs

A subreddit for the Lisp family of programming languages.
https://reddit.com/r/lisp/

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/Compilers

7k subs

https://reddit.com/r/Compilers/

r/scheme

6k subs

https://reddit.com/r/scheme/

r/emacs

33k subs

The extensible, customizable, self-documenting real-time display editor.
https://reddit.com/r/emacs/

r/netsec

327k subs

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

r/algorithms

62k subs

Computer Science for Computer Scientists
https://reddit.com/r/algorithms/

r/erlang

8k subs

https://reddit.com/r/erlang/

r/programming

2m subs

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

r/java

146k subs

News, Technical discussions, research papers and assorted things of interest related to the Java programming language NO programming help, NO learning Java related questions, NO installing Java questions, NO JVM languages!
https://reddit.com/r/java/

r/ReverseEngineering

86k subs

A moderated community dedicated to all things reverse engineering.
https://reddit.com/r/ReverseEngineering/

r/eebooks

10k subs

An archive of links to **published** electrical/computer engineering textbooks that have been released online for free by their authors/publishers (no pirated books are allowed!)
https://reddit.com/r/eebooks/

r/vim

87k subs

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

r/Clojure

18k subs

Clojure is a dynamic programming language / Lisp that targets the Java Virtual Machine.
https://reddit.com/r/Clojure/

r/cpp

101k subs

Discussions, articles and news about the C++ programming language or programming in C++.
https://reddit.com/r/cpp/

r/math

901k subs

https://reddit.com/r/math/

r/perl

13k subs

The Perl Programming Language, including both Perl 5 and Perl 6.
https://reddit.com/r/perl/

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/geek

573k subs

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

r/promos

12k subs

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

r/dailyprogrammer

190k subs

**Welcome to r/DailyProgrammer!** First time visitors of Daily Programmer please [Read the Wiki] (http://www.reddit.com/r/dailyprogrammer/wiki/index) to learn everything about this subreddit. 3 Programming Challenges a week!
https://reddit.com/r/dailyprogrammer/

r/ruby

58k subs

https://reddit.com/r/ruby/

r/scala

27k subs

https://reddit.com/r/scala/

r/javascript

688k subs

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

r/reddit.com

818k subs

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

r/C_Programming

59k subs

The subreddit for the C programming language
https://reddit.com/r/C_Programming/

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/