Wasmtime Releases

Wasmtime runtime updates

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Last checked 13 Oct 2026, 19:46 GMT+2

Latest updates

Summary generated 9 Oct 2026.

Added --listenfd option to wasmtime serve for inheriting sockets.
Fixed WASI preview 0 implementation of poll_oneoff circumvents fuel consumption.
Fixed excessive allocated memory on host when guests don't have stdio.

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