Open Data

For developers and researchers interested in open data.

Arduino

For developers of open-source hardware and software that is compatible with Arduino

Mathematics Educators

For those involved in the field of teaching mathematics.

elementary OS

For developers and users of elementary OS and applications.

Virtualization & Emulation

For users of XEN, KVM, LLC, QubesOS, Virtualbox, WINE, QEMU, VMWare, HyperV, Zones, Jails, Docker, MAME, DOSBox ++

Secret Societies

For people to ask questions and speculate about secret societies and their activities.

SAFE Network

For developers who want to build on the SAFE Network. Farmers are also welcome to ask about hardware for effective setups.

First

For who, what or where did something happen first? The single and best source for Questions and Answers about first occurrences.

TED

For anyone with an interest in TED(x) talks

Bohurt- Full Contact Medieval Combat

For fighters, Marshals, Armorers, Weapon makers

Gardening and Landscaping

For gardeners and landscapers.

Biblical Hermeneutics

For professors, theologians, and those interested in exegetical analysis of biblical texts.

Cognitive Sciences

For practitioners and research professionals of the cognitive sciences

Software Quality Assurance & Testing

For software quality control experts, automation engineers, and software testers.

Parenting

For parents, grandparents, nannies and others with a parenting role.

History

For historians and history buffs.

Board and Card Games

For people who like playing board games, designing board games or modifying the rules of existing board games. Card games, too, because some games really can be classified as both.

Architecture & Home design

For all the enthusiasts, experts and creative persons trying to find the best design that serves the building's purpose

Accounting

For accounting professionals and people studying or working in the fields of financal accounting, management accounting or tax accounting.

Overcoming Oppression

For identifying and overcoming oppression, identifying trends in oppression and sharing solutions for overcoming in different legal and cultural settings.

Computer Vision

For researchers working in the field of Computer Vision.

Linguistics

For professional linguists and others with an interest in linguistic research and theory.

Physical Fitness

For physical fitness professionals, athletes, trainers, and those providing health-related needs. Topics include exercise and training, nutrition and diets, wellness, and activities related to strength, endurance, agility, and cardiovascular fitness.

Chess

For serious players and enthusiasts of chess.

LEGO

For Lego and building block enthusiasts.

German Language

For students having questions about German, expert speakers of German wanting to discuss the finer points of the language and translation questions from any language to German.

Computational Science

For scientists doing science by heavy computations.

French Language

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

Robotics

For professional robotic engineers, hobbyists, researchers and students.

Italian Language

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

Hinduism

For followers of the Hindu religion and those interested in learning more about Hinduism.

Tor

For researchers, developers, and users of Tor

Spirituality

For people interested in self awareness and awakening, capabilities of human mind, beliefs, meditation, healing, placebo, ancient religions, occult knowledge, mind reading, telekinesis, tarot, kaballah, magic, new age, hypnosis and near death ...

Telecommunications

For professionals within the field of telecommunications: engineers working for Mobile Network Operators or ISPs, experts working for equipment vendors, experts working in telecom regulation and international standardization bodies.

Finding employment

For people looking for employment, people who want to help others find employment.

Homebrewing (Beer, Wine, etc.)

For dedicated home brewers and serious enthusiasts.

Writers

For authors, editors, reviewers, professional writers, and aspiring writers

Poker

For serious players and enthusiasts of poker

Martial Arts

For students and teachers of all martial arts.

Chinese Language

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

Russian Language

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

Project Management

For project managers: development methods, documentation, personnel and resource management, time-tracking, estimation methods, success definitions, etc.

Spanish Language

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

Islam

For muslims, experts in Islam, and those interested in learning more about Islam.

Windows Phone

For enthusiasts and power users of Windows Mobile and Windows Phone 7.

Bitcoin

For Bitcoin crypto-currency enthusiasts.

Genealogy & Family History

For expert genealogists and people interested in genealogy or family history

Joomla

For Joomla! administrators, users, developers and designers.

Craft CMS

For administrators, end users, developers and designers for Craft CMS.

CiviCRM

For administrators and users of the CiviCRM Constituent Relationship Management software.