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wasm-decompile - Man Page

translate from the binary format to readable C-like syntax


wasm-decompile[options] file


wasm-decompile Read a file in the WebAssembly binary format, and convert it to a decompiled text file.

The options are as follows:


Print a help message


Print version information

-o, --output=FILENAME

Output file for the decompiled file, by default use stdout


Enable Experimental exception handling


Disable Import/export mutable globals


Disable Saturating float-to-int operators


Disable Sign-extension operators


Disable SIMD support


Enable Threading support


Enable Typed function references


Disable Multi-value


Enable Tail-call support


Disable Bulk-memory operations


Disable Reference types (externref)


Enable Custom annotation syntax


Enable Code metadata


Enable Garbage collection


Enable 64-bit memory


Enable Multi-memory


Enable Extended constant expressions


Enable all features


Ignore errors in custom sections


Parse binary file test.wasm and write text file test.dcmp

$ wasm-decompile test.wasm -o test.dcmp

See Also

wasm-interp(1), wasm-objdump(1), wasm-opcodecnt(1), wasm-strip(1), wasm-validate(1), wasm2c(1), wasm2wat(1), wast2json(1), wat-desugar(1), wat2wasm(1), spectest-interp(1)


If you find a bug, please report it at

Referenced By

spectest-interp(1), wasm2c(1), wasm2wat(1), wasm-interp(1), wasm-objdump(1), wasm-opcodecnt(1), wasm-strip(1), wasm-validate(1), wast2json(1), wat2wasm(1), wat-desugar(1).

February 3, 2024