Blender
Q&A for people who use Blender to create 3D graphics, animations, or games
Stack Overflow
Q&A for professional and enthusiast programmers
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Computer Graphics
Q&A for computer graphics researchers and programmers
Ask Ubuntu
Q&A for Ubuntu users and developers
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Game Development
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Software Recommendations
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Super User
Q&A for computer enthusiasts and power users
Code Review
Q&A for peer programmer code reviews
TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Arqade
Q&A for passionate videogamers on all platforms
Raspberry Pi
Q&A for users and developers of hardware and software for Raspberry Pi
User Experience
Q&A for user experience researchers and experts
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Information Security
Q&A for information security professionals
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Open Source
Q&A for people organizing, marketing or licensing open source development projects
Worldbuilding
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Video Production
Q&A for engineers, producers, editors and enthusiasts spanning the fields of video and media creation
Geographic Information Systems
Q&A for cartographers, geographers and GIS professionals