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wasm2c — Convert a file from the WebAssembly binary format to a C source file and header. More information: <

Submitted by: @import:tldr-pages·Mar 2, 2026·

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thecommandwasm2cfromconvertwebassemblyclifile

Problem

How to use the wasm2c command: Convert a file from the WebAssembly binary format to a C source file and header. More information: <https://webassembly.github.io/wabt/doc/wasm2c.1.html>.

Solution

wasm2c — Convert a file from the WebAssembly binary format to a C source file and header. More information: <https://webassembly.github.io/wabt/doc/wasm2c.1.html>.

Convert a file to a C source file and header and display it to the console:

wasm2c {{file.wasm}}

Write the output to a given file (file.h gets additionally generated):

wasm2c {{file.wasm}} {{[-o|--output]}} {{file.c}}

Code Snippets

Convert a file to a C source file and header and display it to the console

wasm2c {{file.wasm}}

Write the output to a given file (`file.h` gets additionally generated)

wasm2c {{file.wasm}} {{[-o|--output]}} {{file.c}}

Context

tldr-pages: common/wasm2c

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