Stack Overflow
Q&A for professional and enthusiast programmers
Music: Practice & Theory
Q&A for musicians, students, and enthusiasts
Information Security
Q&A for information security professionals
Ask Different
Q&A for power users of Apple hardware and software
Arqade
Q&A for passionate videogamers on all platforms
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Sound Design
Q&A for sound engineers, producers, editors, and enthusiasts
Area 51
Q&A for proposing new sites in the Stack Exchange network
Super User
Q&A for computer enthusiasts and power users
Software Recommendations
Q&A for people seeking specific software recommendations
Server Fault
Q&A for system and network administrators
Amateur Radio
Q&A for amateur radio enthusiasts
Bitcoin
Q&A for Bitcoin users, developers, and enthusiasts
Seasoned Advice
Q&A for professional and amateur chefs
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Academia
Q&A for academics and those enrolled in higher education
The Workplace
Q&A for members of the workforce navigating the professional setting
Video Production
Q&A for engineers, producers, editors and enthusiasts spanning the fields of video and media creation
Lifehacks
Q&A for people looking to bypass life's everyday problems with simple tricks
Freelancing
Q&A for self-employed and freelance workers
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Ask Ubuntu
Q&A for Ubuntu users and developers
Japanese Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Japanese language