WebAssembly Compiler Demo

Compile and run WebAssembly modules directly in your browser with this interactive demo.

C Code

#include <stdio.h>

int main() {
    printf("Hello from WebAssembly!");
    return 0;
}

WASM Output

{ demo output shown here }

Live WebAssembly Output

Welcome to WebAssembly Demo!

Press "Compile" to see how WebAssembly transforms your code into portable, platform-agnostic bytecode.

Currently: No code compiled.

How It Works

Write standard C/C++/Rust code in the editor
Automated compilation to WebAssembly
Sandboxed execution in WebAssembly module

Why WebAssembly?

WebAssembly provides near-native performance while maintaining security and platform independence.

🚀

Performance

Near-native execution speed

🔒

Security

Sandboxed memory and execution

🌐

Platform

Runs anywhere without runtime

📦

Size

Compact binary format