Freelancing

For self-employed and freelance workers.

E-books and E-book Readers

For e-book publishers and users of e-book readers including Kindles, Nooks, Kobos, etc.

Machine Learning

For proposed Q&A site for students and researchers in the field of machine learning

Open Data

For developers and researchers interested in open data.

Stack Overflow (in Russian)

For professional and enthusiast programmers in Russian. Сайт вопросов и ответов для русскоязычных профессиональных программистов и энтузиастов.

France

For proposed Q&A site for Frenchmen, historians, travelers, and others seek & know definitive facts about this wonderful country.

Repurpose Hacking

For those who test the limits of hardware, who modify electronic devices or combine together separate components to create new inventions, and those who like to void warranties; for those who like to make gadgets do things they were never intended to ...

Network Engineering

For network engineers

Nutrition

For dietitians, medical professionals

Ecology

For those who study the interactions between organisms and their environment

Blender

For people who use Blender to create 3D graphics, animations, or games.

Space Exploration

For spacecraft operators, scientists, engineers, and enthusiasts.

Beer

For connoisseurs and lovers of Beer

Stack Overflow in Spanish

For professional and enthusiast programmers in Spanish. Propuesta para un sitio de preguntas y respuestas para programadores entusiastas y profesionales en Español.

Lockpicking

For study lockpicking methods and ways to prevent it.

Small engine repair and maintenance

For owners, mechanics and hobbyists interested in small engine repair and maintenance.

MATLAB

For MATLAB programmers, users, and enthusiasts.

Etiquette

For those dedicated to recognizing and adhering to social conventions and customs.

GitHub

For social coders and GitHub users who want to make the most of open source software development.

Competitive Programming

For programmers solving problems (and competing) on sites like Codechef, Topcoder, Codeforces, SPOJ etc. and contests like ACM ICPC, Google Codejam etc.

Pets

For pet owners, caretakers, breeders, veterinarians, and trainers.

Public Speaking

For anyone giving presentations or who addresses audiences of any size for professional purposes

Reverse Engineering

For researchers and developers who explore the principles of a system through analysis of its structure, function, and operation.

Mind

For experts & enthusiasts in mental health and the science of happiness.

Gamification

For gamification designers and developers who integrate game mechanics into enterprise or consumer applications

Alcohol

For bar staff, connoisseurs, cocktail mixologists, wine tasters, lager lovers, stout sippers, beverage beginners

Medical Marijuana

For researchers, medical professionals, patients, activists, and enthusiasts

Life Hacking

For people who are looking for clever solutions to life problems & experts that know how to hack life.

Whisky

For connoisseurs and lovers of whisky/ey - be it Scotch, bourbon, rye, Tennessee, Irish, Canadian, Japanese, or any other style.

Kite flying

For those interested in flying kites, from small recreational kites up to professional power kites.

Economics

For economists, academics, college students and those otherwise passionate about the subject.

Astronomy

For astronomers and astrophysicists.

Aviation and Aerospace

For pilots, ATCs, mechanics, aero and astro-engineers, students and enthusiasts.

Amateur Radio

For amateur radio enthusiasts

Culture and life in Japan

For experts/enthusiasts of Japan: Arts, media, clothing, customs, manners, social interaction, administrativia, visas, education, work. Covered by other QAs: language, anime, manga, cooking, travel.

Embedded Programming and Design

For those who design and program embedded systems.

Joomla!

For administrators, end users, developers and designers for the Joomla! platform.

Italian Language & Usage

For students, teachers, and linguists wanting to discuss the finer points of the Italian language.

Music Fans

For journalists, reviewers, music fans and listeners

Stack Overflow (in German)

For q&A site for German-speaking programming community (Fragen&Antworten Seite für deutschsprachige Programmierergesellschaft).

Relationships and Dating

For people seeking answers to questions about dating, long term relationships, love, marriage or other commitments, and everything else typically considered a "relationship".

Moodle

For moodle administrators, developers, instructors, course designers and users.

Education Technology

For school administrators, Teachers, and EdTech entrepreneurs

English Language Learners

For speakers of other languages learning English.

Olympiad Mathematics

For participants, teachers, coaches, mathematicians and enthusiasts.

Buddhism

For people interested in Buddhist philosophy, teaching, and practice.

Health Care

For common people to get help on their personal health problems. They can ask health related problems only.

Yoga and Meditation

For yoga is a commonly known generic term for physical, mental, and spiritual disciplines which originated in ancient India. Specifically, yoga is one of the six āstika ("orthodox") schools of Hindu philosophy.

Arts and Media (in Dutch) Kunst en Media

For everyone who wants to explain, refute and challenge the world of art and media around us // iedereen die de wereld van de kunst en media om ons heen wil verklaren, weerleggen en uitdagen.

Biohacking

For experts & enthusiasts in the fields of applied human neuroscience, biology, nutritional supplementation, and cognitive enhancement interested in manipulating their biochemistry in search of superhuman physical and mental performance.