you can use bun with Next.js and Create React App.
does not support AST plugins yet, but it will.
"faster" means end-to-end. that includes incremental/hot reloads and cold
start time. on a 2019 macbook pro (intel), hot reloads for css & jsx files
typically go from save → browser in under 4ms.
bun's http server typically starts in under 3ms.
bun is written in
low-level LLVM frontend (like Rust) that compiles to native code.