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Maker here! Runs in an isolated Web Worker using Web Assembly, via Pyodide. Everything runs locally in your browser - no file system or other access. Scheduled run (paid plan) run on AWS lambda. So, yes, sadly, network requests only work with domains with Access-Control-Allow-Origin: *. I'm looking at adding a backend CORS proxy to fix this. We also have a Chrome extension with no CORS limitation. The extension lets…
You might check out https://e2b.dev , they already have a really robust sandbox system with nice SDKs.
Interesting, thanks