Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Stack Overflow
Q&A for professional and enthusiast programmers
Politics
Q&A for people interested in governments, policies, and political processes
Retrocomputing
Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear
English Language Learners
Q&A for speakers of other languages learning English
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Aviation
Q&A for aircraft pilots, mechanics, and enthusiasts
Puzzling
Q&A for those who create, solve, and study puzzles
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Space Exploration
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Worldbuilding
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Web Applications
Q&A for power users of web applications
Music: Practice & Theory
Q&A for musicians, students, and enthusiasts
Motor Vehicle Maintenance & Repair
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
Astronomy
Q&A for astronomers and astrophysicists
Super User
Q&A for computer enthusiasts and power users
Mathematica
Q&A for users of Wolfram Mathematica
Economics
Q&A for those who study, teach, research and apply economics and econometrics
Information Security
Q&A for information security professionals
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Home Improvement
Q&A for contractors and serious DIYers
Physics
Q&A for active researchers, academics and students of physics
Gardening & Landscaping
Q&A for gardeners and landscapers
Server Fault
Q&A for system and network administrators
Arqade
Q&A for passionate videogamers on all platforms
Travel
Q&A for road warriors and seasoned travelers
Law
Q&A for legal professionals, students, and others with experience or interest in law
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Mathematics
Q&A for people studying math at any level and professionals in related fields
Personal Finance & Money
Q&A for people who want to be financially literate
Ask Different
Q&A for power users of Apple hardware and software
Earth Science
Q&A for those interested in the geology, meteorology, oceanography, and environmental sciences
Computer Science Educators
Q&A for those involved in the field of teaching Computer Science
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
The Workplace
Q&A for members of the workforce navigating the professional setting
Board & Card Games
Q&A for people who like playing board games, designing board games or modifying the rules of existing board games
Photography
Q&A for professional, enthusiast and amateur photographers
Raspberry Pi
Q&A for users and developers of hardware and software for Raspberry Pi
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
Japanese Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Japanese language
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Reverse Engineering
Q&A for researchers and developers who explore the principles of a system through analysis of its structure, function, and operation
Game Development
Q&A for professional and independent game developers
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
Writing
Q&A for the craft of professional writing, including fiction, non-fiction, technical, scholarly, and commercial writing
Spanish Language
Q&A for linguists, teachers, students and Spanish language enthusiasts in general wanting to discuss the finer points of the language
Islam
Q&A for Muslims, experts in Islam, and those interested in learning more about Islam
Salesforce
Q&A for Salesforce administrators, implementation experts, developers and anybody in-between
Engineering
Q&A for professionals and students of engineering
Genealogy & Family History
Q&A for expert genealogists and people interested in genealogy or family history
Sound Design
Q&A for sound engineers, producers, editors, and enthusiasts
Christianity
Q&A for committed Christians, experts in Christianity and those interested in learning more
Video Production
Q&A for engineers, producers, editors and enthusiasts spanning the fields of video and media creation
Emacs
Q&A for those using, extending or developing Emacs
Sitecore
Q&A for developers and end users of the Sitecore CMS and multichannel marketing software
Woodworking
Q&A for professional and amateur woodworkers
Quantum Computing
Q&A for engineers, scientists, programmers, and computing professionals interested in quantum computing
Computer Graphics
Q&A for computer graphics researchers and programmers
Hinduism
Q&A for followers of the Hindu religion and those interested in learning more about Hinduism
Geographic Information Systems
Q&A for cartographers, geographers and GIS professionals
Project Management
Q&A for project managers
Ukrainian Language
Q&A for linguists, teachers and students of the Ukrainian language
Buddhism
Q&A for people practicing or interested in Buddhist philosophy, teaching, and practice
Drupal Answers
Q&A for Drupal developers and administrators
Physical Fitness
Q&A for physical fitness professionals, athletes, trainers, and those providing health-related needs
WordPress Development
Q&A for WordPress developers and administrators
Theoretical Computer Science
Q&A for theoretical computer scientists and researchers in related fields
Magento
Q&A for users of the Magento e-Commerce platform
Homebrewing
Q&A for dedicated home brewers and serious enthusiasts
Matter Modeling
Q&A for materials modelers and data scientists
Psychology & Neuroscience
Q&A for practitioners, researchers, and students in cognitive science, psychology, neuroscience, and psychiatry
Ethereum
Q&A for users of Ethereum, the decentralized application platform and smart contract enabled blockchain
Italian Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Italian language
Drones and Model Aircraft
Q&A for experienced flyers, pilots, and builders of drones and model aircraft
Mathematics Educators
Q&A for those involved in the field of teaching mathematics
Amateur Radio
Q&A for amateur radio enthusiasts
3D Printing
Q&A for 3D printing enthusiasts
Expatriates
Q&A for people living abroad on a long-term basis
Bioinformatics
Q&A for researchers, developers, students, teachers, and end users interested in bioinformatics
Data Science
Q&A for Data science professionals, Machine Learning specialists, and those interested in learning more about the field
Signal Processing
Q&A for practitioners of the art and science of signal, image and video processing
Robotics
Q&A for professional robotic engineers, hobbyists, researchers and students
Computational Science
Q&A for scientists using computers to solve scientific problems
Operations Research
Q&A for operations research and analytics professionals, educators, and students
Quantitative Finance
Q&A for finance professionals and academics
Chinese Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Chinese language
Pets
Q&A for pet owners, caretakers, breeders, veterinarians, and trainers
Literature
Q&A for scholars and enthusiasts of literature
The Great Outdoors
Q&A for people who love being outdoors enjoying nature and wilderness, and learning about the required skills and equipment
Software Recommendations
Q&A for people seeking specific software recommendations
Philosophy
Q&A for those interested in the study of the fundamental nature of knowledge, reality, and existence
Biology
Q&A for biology researchers, academics, and students
Academia
Q&A for academics and those enrolled in higher education
French Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the French language
Blender
Q&A for people who use Blender to create 3D graphics, animations, or games
Martial Arts
Q&A for students and teachers of all martial arts
Open Source
Q&A for people organizing, marketing or licensing open source development projects
Code Golf
Q&A for programming puzzle enthusiasts and code golfers
Computer Science
Q&A for students, researchers and practitioners of computer science
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Lifehacks
Q&A for people looking to bypass life's everyday problems with simple tricks
Chemistry
Q&A for scientists, academics, teachers, and students in the field of chemistry
User Experience
Q&A for user experience researchers and experts
Russian Language
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Russian language
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
Sports
Q&A for participants in team and individual sport activities
Arduino
Q&A for developers of open-source hardware and software that is compatible with Arduino
Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
Vi and Vim
Q&A for people using the vi and Vim families of text editors
Bricks
Q&A for LEGO® and building block enthusiasts
Chess
Q&A for serious players and enthusiasts of chess
Artificial Intelligence
Q&A for people interested in conceptual questions about life and challenges in a world where "cognitive" functions can be mimicked in purely digital environment
Bicycles
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
Biblical Hermeneutics
Q&A for professors, theologians, and those interested in exegetical analysis of biblical texts
Mythology & Folklore
Q&A for enthusiasts and scholars of mythology and folklore
History of Science and Mathematics
Q&A for people interested in the history and origins of science and mathematics
Cross Validated
Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization
Bitcoin
Q&A for Bitcoin users, developers, and enthusiasts
Latin Language
Q&A for linguists, teachers, and students wanting to discuss the finer points of the Latin language
CiviCRM
Q&A for administrators and users of the CiviCRM Constituent Relationship Management software
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
MathOverflow
Q&A for professional mathematicians
German Language
Q&A for speakers of German wanting to discuss the finer points of the language and translation
Linguistics
Q&A for professional linguists and others with an interest in linguistic research and theory
Proof Assistants
Q&A for mathematicians and computer scientists who develop and use proof assistants
GenAI
Q&A for GenAI enthusiasts and practitioners and those interested in learning more about using GenAI tools
Interpersonal Skills
Q&A for people looking to improve their interpersonal communication skills
Hardware Recommendations
Q&A for people seeking specific hardware recommendations
Bioacoustics
Q&A for people interested in the studies of non-human animal sounds and the impacts of sounds on animals
Ask Patents
Q&A for people interested in improving the patent system
Music Fans
Q&A for music historians, critics, and fans
Programming Language Design and Implementation
Q&A for designers and implementers of computer programming languages
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