This does not conflict with Andrew Kelly's point! The software is not your js code!! Your js code is s tiny fraction of the software. The rest of it (including node) has serious design issues. JavaScript is an messy interpreted dynamically-typed language with a week type system that was designed for browser 30 years ago and even its creator discourages you from using it now.
Shows prices of:
- Cryptocurrencies
- Gold and silver
- Fiat currency rates
- Stocks