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Thanks. My question is more of other runtime not specifically about the ones written in Go.

There are a few, but I suspect the most widely used would be wasmtime. It's written in Rust and can be used from Go [2] but requires CGo (as mentioned by GP).

[1] https://github.com/bytecodealliance/wasmtime [2] https://github.com/bytecodealliance/wasmtime-go

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