kahvi now compiles to WASM, so you can try it out in your b…

Samuel

@samuel.fm

kahvi now compiles to WASM, so you can try it out in your browser here: kahvi.mozzius.dev oh and that website is made with hono. the runtime? you guessed it, kahvi ;)

Samuel@samuel.fm· 16 Oct

this week, I made a javascript runtime from scratch by way of a custom harness (which I lovingly refer to as my haiku sweatshop). just managed to get it running social-app! all on the $20 claude plan

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Samuel 16 Oct

now with dynamic opengraph images, generated on the fly by kahvi via satori that uses asm.js to run yoga

kahvi playground

A JavaScript engine written from scratch in Rust. Try it in your browser.

kahvi.mozzius.dev

1 6

Samuel 16 Oct

(another one to prove its dynamic)

kahvi playground

A JavaScript engine written from scratch in Rust. Try it in your browser.

kahvi.mozzius.dev

1 7

The Projekt 18 Oct

Booting social-app on a from-scratch runtime is a harsher test than most conformance suites, since a real React bundle hits microtask ordering and Intl edge cases early. Which API was the last one missing?