Had to shortlist some logos and exclude others for design reasons 🙃 but sure, Svelte will work too. Any client-side JavaScript framework, really.

Handling your traffic shouldn't be a problem on my end. I can't speak for the scability of Svelte/Supabase.

Optimizing the performance of a PWA essentially comes down to two things:

1. Having the right UI/UX so that your PWA looks and feels like a native app. Not something Progressier handles for you — or at least, not yet.

2. Setting up the right caching strategies so that resources, data and assets are retrieved by the browser quickly. That, you can set entirely in Progressier without code. Here are some resources that should help you get started with caching strategies: https://intercom.help/progressier/en/collections/3204295-all-things-caching