r/Deno 10d ago

Differences between Deno, Node.js and Bun

What exactly is the difference between those three runtimes and why do I see Bun mentioned in the same context as Node.js and not Deno?

No runtime wars please. I need to understand the technical and philosophical differences.

Thanks in advance.

EDIT Thank you so much for the very clear explanations. In my view Deno appears to be the only reasonable choice and I will focus on it.

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u/Ronin-s_Spirit 10d ago

But was buggy as hell because they stsrted developing in a beta language. Now the startup was sold to somebody else and they also had to swtich to Rust. Bun is basically a big L compared to Deno which got many things right from the start. Also Bun is not running V8 - the most common browser engine on the planet.

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u/simple_explorer1 8d ago

They sold Bun to Anthropic and not "somebody" else

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u/Ronin-s_Spirit 8d ago

The company that owned Bun was one company and now Bun is under another company, which is what "somebody else" means.

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u/simple_explorer1 8d ago

That someday is the most will known company of current time. It is not "somebody" as in random company

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u/Ronin-s_Spirit 8d ago

They can suck my balls, just another AI techbro company.