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
User Experience
Q&A for user experience researchers and experts
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Geographic Information Systems
Q&A for cartographers, geographers and GIS professionals
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Server Fault
Q&A for professional system and network administrators
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Web Applications
Q&A for power users of web applications
Theoretical Computer Science
Q&A for theoretical computer scientists and researchers in related fields
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Graphic Design
Q&A for professional graphic designers and non-designers trying to do their own graphic design
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers