Stack Overflow
Q&A for professional and enthusiast programmers
Game Development
Q&A for professional and independent game developers
Super User
Q&A for computer enthusiasts and power users
WordPress Development
Q&A for WordPress developers and administrators
Philosophy
Q&A for those interested in the study of the fundamental nature of knowledge, reality, and existence
Server Fault
Q&A for system and network administrators
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Project Management
Q&A for project managers
German Language
Q&A for speakers of German wanting to discuss the finer points of the language and translation
Ask Different
Q&A for power users of Apple hardware and software
Area 51
Q&A for proposing new sites in the Stack Exchange network
Arqade
Q&A for passionate videogamers on all platforms