Creating new software project is like raising child, you need to do it step by step, not all at once.
Personal Productivity
Q&A for people wanting to improve their personal productivity
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Server Fault
Q&A for professional system and network administrators
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Physics
Q&A for active researchers, academics and students of physics
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
Mathematics
Q&A for people studying math at any level and professionals in related fields
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Game Development
Q&A for professional and independent game developers
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Reverse Engineering
Q&A for researchers and developers who explore the principles of a system through analysis of its structure, function, and operation
Answers OnStartups
Q&A for entrepreneurs looking to start or run a new business
German Language & Usage
Q&A for speakers of German wanting to discuss the finer points of the language and translation
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography