Stack Overflow
Q&A for professional and enthusiast programmers
The Workplace
Q&A for members of the workforce navigating the professional setting
Personal Finance & Money
Q&A for people who want to be financially literate
Writing
Q&A for the craft of professional writing, including fiction, non-fiction, technical, scholarly, and commercial writing
Photography
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Politics
Q&A for people interested in governments, policies, and political processes
User Experience
Q&A for user experience researchers and experts
Travel
Q&A for road warriors and seasoned travelers
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Worldbuilding
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Astronomy
Q&A for astronomers and astrophysicists
Academia
Q&A for academics and those enrolled in higher education
Role-playing Games
Q&A for gamemasters and players of tabletop, paper-and-pencil role-playing games
Seasoned Advice
Q&A for professional and amateur chefs
Mathematics
Q&A for people studying math at any level and professionals in related fields
Bicycles
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
English Language Learners
Q&A for speakers of other languages learning English
Super User
Q&A for computer enthusiasts and power users
Ask Different
Q&A for power users of Apple hardware and software
Code Golf
Q&A for programming puzzle enthusiasts and code golfers
Open Source
Q&A for people organizing, marketing or licensing open source development projects
Pets
Q&A for pet owners, caretakers, breeders, veterinarians, and trainers
Matter Modeling
Q&A for materials modelers and data scientists
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Arqade
Q&A for passionate videogamers on all platforms
Operations Research
Q&A for operations research and analytics professionals, educators, and students
Economics
Q&A for those who study, teach, research and apply economics and econometrics
The Great Outdoors
Q&A for people who love being outdoors enjoying nature and wilderness, and learning about the required skills and equipment
Motor Vehicle Maintenance & Repair
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Engineering
Q&A for professionals and students of engineering
Music: Practice & Theory
Q&A for musicians, students, and enthusiasts
Computer Science Educators
Q&A for those involved in the field of teaching Computer Science
Literature
Q&A for scholars and enthusiasts of literature
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
Bitcoin
Q&A for Bitcoin users, developers, and enthusiasts
Software Recommendations
Q&A for people seeking specific software recommendations
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
Earth Science
Q&A for those interested in the geology, meteorology, oceanography, and environmental sciences
Linguistics
Q&A for professional linguists and others with an interest in linguistic research and theory
Arduino
Q&A for developers of open-source hardware and software that is compatible with Arduino
Chess
Q&A for serious players and enthusiasts of chess
Ask Ubuntu
Q&A for Ubuntu users and developers
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Law
Q&A for legal professionals, students, and others with experience or interest in law
Puzzling
Q&A for those who create, solve, and study puzzles
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Aviation
Q&A for aircraft pilots, mechanics, and enthusiasts
Information Security
Q&A for information security professionals
Latin Language
Q&A for linguists, teachers, and students wanting to discuss the finer points of the Latin language
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
German Language
Q&A for speakers of German wanting to discuss the finer points of the language and translation
Space Exploration
Q&A for spacecraft operators, scientists, engineers, and enthusiasts
Biology
Q&A for biology researchers, academics, and students
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Retrocomputing
Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear
Genealogy & Family History
Q&A for expert genealogists and people interested in genealogy or family history
Home Improvement
Q&A for contractors and serious DIYers
Board & Card Games
Q&A for people who like playing board games, designing board games or modifying the rules of existing board games
Project Management
Q&A for project managers
Physics
Q&A for active researchers, academics and students of physics
Drones and Model Aircraft
Q&A for experienced flyers, pilots, and builders of drones and model aircraft
History of Science and Mathematics
Q&A for people interested in the history and origins of science and mathematics
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Philosophy
Q&A for those interested in the study of the fundamental nature of knowledge, reality, and existence
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers
Signal Processing
Q&A for practitioners of the art and science of signal, image and video processing
Mathematics Educators
Q&A for those involved in the field of teaching mathematics
Medical Sciences
Q&A for professionals in medical and allied health fields, students of those professions, related academics, and others with a sound understanding of medicine and healthcare-related sciences
Programming Language Design and Implementation
Q&A for designers and implementers of computer programming languages