Stack Overflow
Q&A for professional and enthusiast programmers
Photography
Q&A for professional, enthusiast and amateur photographers
Server Fault
Q&A for professional system and network administrators
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Bicycles
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
The Workplace
Q&A for members of the workforce navigating the professional setting
Personal Productivity
Q&A for people wanting to improve their personal productivity
Russian Language & Usage
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Russian language
Motor Vehicle Maintenance & Repair
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers
Sports
Q&A for participants in team and individual sport activities
Windows Phone
Q&A for enthusiasts and power users of Windows Phone OS
