Watgo – A WebAssembly Toolkit for Go

ibobev 88 points 6 comments April 10, 2026
eli.thegreenplace.net · View on Hacker News

Discussion Highlights (3 comments)

ncruces

I need to check their harness, compare it to wazero's and my own (wasm2go) Btw, if Eli reads this: thanks for the WAT samples, they were very helpful working on wasm2go!

igtumt

This looks really useful for pre-runtime inspection of WASM modules. Are you using it for any security or sandboxing use cases?

pasxizeis

I followed the same testing approach when writing a Wasm binary parser (technically, a decoder)[0]. It was pretty helpful having the official spec suite available and a major boost of confidence that your parser is compliant. Nevertheless, it was my own tests that found a regression in the latest published version of the spec[1], which shows how important it is to have a variety of implementations. [0] https://github.com/agis/wadec [1] https://github.com/WebAssembly/spec/issues/2066

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