Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Personal Productivity
Q&A for people wanting to improve their personal productivity
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Ask Different
Q&A for power users of Apple hardware and software
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Role-playing Games
Q&A for gamemasters and players of tabletop, paper-and-pencil role-playing games
Game Development
Q&A for professional and independent game developers
Mathematics
Q&A for people studying math at any level and professionals in related fields
Web Applications
Q&A for power users of web applications
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Chinese Language & Usage
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Chinese language
Martial Arts
Q&A for students and teachers of all martial arts
Reverse Engineering
Q&A for researchers and developers who explore the principles of a system through analysis of its structure, function, and operation
Robotics
Q&A for professional robotic engineers, hobbyists, researchers and students
Philosophy
Q&A for those interested in logical reasoning
Board & Card Games
Q&A for people who like playing board games, designing board games or modifying the rules of existing board games
Physical Fitness
Q&A for physical fitness professionals, athletes, trainers, and those providing health-related needs
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers
Personal Finance & Money
Q&A for people who want to be financially literate
Graphic Design
Q&A for professional graphic designers and non-designers trying to do their own graphic design
Answers OnStartups
Q&A for entrepreneurs looking to start or run a new business
The Workplace
Q&A for members of the workforce navigating the professional setting