Web Streams - ReadableStream, WritableStream, TransformStream and more. This was a massive project. There are still some reliability things to fix, but I'm very happy with the performance, and I think you will be too.
WebSocket is now a global, powered by a custom WebSocket client
Dynamic require()
50% faster TextEncoder
~30% faster React rendering in production due to a JSX transpiler optimization
Streaming React SSR is now supported
Dozens of small bug fixes to the HTTP server
Discord interactions template by @evanwashere in https://github.com/Jarred-Sumner/bun/pull/2
Group zsh completion options by type by @alexkuz in https://github.com/Jarred-Sumner/bun/pull/194