Built a crypto screener handling 400+ coins,  
aiming for 10K+ by adding top exchanges.  
Key features:  
- Server-side filtering for big datasets.  
- Flexible multi-condition screening.  
- RSI, moving averages, and performance metrics.  
- Saves search history.  
F# backend, TypeScript/Angular frontend.  
Part of a no-code backtesting platform.  
Looking for UX feedback and more screening ideas.  
Check it out: cryptoquant.dev/instruments/screener.

Wow, that's fantastic! 
It's a powerful crypto screener, really impressive features and a smart setup. 
Definitely check it out and share your thoughts!