Programmers
Q&A for professional programmers interested in conceptual questions about software development
Stack Overflow
Q&A for professional and enthusiast programmers
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
The Workplace
Q&A for members of the workforce navigating the professional setting
LEGO® Answers
Q&A for LEGO® and building block enthusiasts
User Experience
Q&A for user experience researchers and experts
Sports
Q&A for participants in team and individual sport activities
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Geographic Information Systems
Q&A for cartographers, geographers and GIS professionals
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Ask Different
Q&A for power users of Apple hardware and software
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Server Fault
Q&A for professional system and network administrators
Motor Vehicle Maintenance & Repair
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
English Language Learners
Q&A for speakers of other languages learning English
Audio-Video Production
Q&A for engineers, producers, editors, and enthusiasts spanning the fields of audio, video, and media creation
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites