Wasmtime

wasmtime

A standalone runtime for WebAssembly.

Runs as wasmtime|macOS, Linux, Windows|wasmtime.dev

Open form in Otty otty.toml

What the manifest covers

3 sections, each its own tab

Command form

ai-draft · 2 tasks · 4 fields

otty gui wasmtime opens Run a WebAssembly file and fills your prompt with the command.

Autocomplete

generated · 0.9 KB

Subcommands, options and argument candidates Otty offers as you type.

Dotfiles

1 path · machine-local lines

Where it keeps its config, which parts are credentials, and which lines belong to one machine.

Published manifest

Immutable: every revision keeps its URL and its digest

Version window

All versions

Revision

8980822ac4a22a8f8cb155bd0b98bc9341e64fc015127e15b93fa7cc5cec27f8

Read it

otty.toml · JSON · API metadata

SourcesEvery field cites one of these

docs

wasmtime run foo.wasm wasmtime foo.wat wasmtime --dir . foo.wasm wasmtime run --invoke initialize foo.wasm wasmtime run --invoke add add.wasm 1 2 All Wasmtime options must come before the WebAssembly file provided. All arguments afterwards are passed to the WebAssembly file itself.

manual2026-10-27

docs.wasmtime.dev