Post

wouldn't it be nice if sites could share a cache of common js? ... stuff like react, or vue or svelte? 👉 there's an early stage proposal for cross-origin storage which enables exactly this. there are challenges but I think it's very interesting indeed

Wonder how this will work with tree-shaking, though I imagine it'll be most useful for larger things like WASM binaries etc.

By working with fullstack frameworks like Nuxt, we can make sure they output COS-friendly chunks that are the same for all Nuxt users on the same version. This even can mean bundling together different unrelated vendor libraries that just happen to be all used by the framework.

What about compiled frameworks like Svelte?

i’m no svelte expert, but it’s hard to cache compile time output of a framework across sites but libraries used in svelte apps, like gsap, would be