Mathematics
Q&A for people studying math at any level and professionals in related fields
Computer Science
Q&A for students, researchers and practitioners of computer science
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Stack Overflow
Q&A for professional and enthusiast programmers
Quantitative Finance
Q&A for finance professionals and academics
Gardening & Landscaping
Q&A for gardeners and landscapers
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Programmers
Q&A for professional programmers interested in conceptual questions about software development
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
Linguistics
Q&A for professional linguists and others with an interest in linguistic research and theory
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers
