Stack Overflow
Q&A for professional and enthusiast programmers
Server Fault
Q&A for professional system and network administrators
Theoretical Computer Science
Q&A for theoretical computer scientists and researchers in related fields
Mathematics
Q&A for people studying math at any level and professionals in related fields
Programmers
Q&A for professional programmers interested in conceptual questions about software development
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Game Development
Q&A for professional and independent game developers
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
German Language & Usage
Q&A for speakers of German wanting to discuss the finer points of the language and translation
