Bun’s goal is to be an actual superset of node, so you can write just for node and expect it to work in bun. As for deno, I think if you publish ESM you’re mos

Bun’s goal is to be an actual superset of node, so you can write just for node and expect it to work in bun. As for deno, I think if you publish ESM you’re mostly covered since deno can install from the npm registry.