Role-playing Games
Q&A for gamemasters and players of tabletop, paper-and-pencil role-playing games
The Workplace
Q&A for members of the workforce navigating the professional setting
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
English Language Learners
Q&A for speakers of other languages learning English
Puzzling
Q&A for those who create, solve, and study puzzles
Stack Overflow
Q&A for professional and enthusiast programmers
Worldbuilding
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Movies & TV
Q&A for movie and TV enthusiasts
Arqade
Q&A for passionate videogamers on all platforms
Cross Validated
Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Board & Card Games
Q&A for people who like playing board games, designing board games or modifying the rules of existing board games
Law
Q&A for legal professionals, students, and others with experience or interest in law
Seasoned Advice
Q&A for professional and amateur chefs
Ask Different
Q&A for power users of Apple hardware and software
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers