About 0xFFFF
Academic-minded community for computer science enthusiasts.
Similar sites
Thousands of niche communities; often the best place for honest user opinions.
Hacker News
Tech and startup links with high-signal discussion from engineers and founders.
Stack Overflow
The Q&A site that answers most programming errors you will ever hit.
V2EX
Chinese community for developers and creators, strong on tech and indie projects.
Zhihu 知乎
China's largest Q&A platform with long-form expert answers.
Discord
Voice and text communities for games, open-source projects and creators.