No. It's implemented in native code (Zig) inside bun itself and just exposed to developers as a JavaScript API.
Source code: https://github.com/oven-sh/bun/tree/6ebad50543bf2c4107d4b4c2...
Source code: https://github.com/oven-sh/bun/tree/6ebad50543bf2c4107d4b4c2...
I want maximum ability to "move" my projects among services/vendors/providers