
Linux hacker and outdoor explorer - particularly of obscure islets and holes in the ground.
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Code Golf
Q&A for programming puzzle enthusiasts and code golfers
The Great Outdoors
Q&A for people who love being outdoors enjoying nature and wilderness, and learning about the required skills and equipment
Retrocomputing
Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear
Information Security
Q&A for information security professionals
Aviation
Q&A for aircraft pilots, mechanics, and enthusiasts
User Experience
Q&A for user experience researchers and experts
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Photography
Q&A for professional, enthusiast and amateur photographers
Programming Language Design and Implementation
Q&A for designers and implementers of computer programming languages
Open Source
Q&A for people organizing, marketing or licensing open source development projects
Home Improvement
Q&A for contractors and serious DIYers
Bicycles
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
Geographic Information Systems
Q&A for cartographers, geographers and GIS professionals
Writing
Q&A for the craft of professional writing, including fiction, non-fiction, technical, scholarly, and commercial writing
Motor Vehicle Maintenance & Repair
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
Emacs
Q&A for those using, extending or developing Emacs
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
Server Fault
Q&A for system and network administrators