Server Fault
Q&A for professional system and network administrators
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
Photography
Q&A for professional, enthusiast and amateur photographers
Reverse Engineering
Q&A for researchers and developers who explore the principles of a system through analysis of its structure, function, and operation
French Language & Usage
Q&A for students, teachers, and linguists wanting to discuss the finer points of the French language
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers
