Yes, for most languages. For example, in Zig (https://ziglang.org/documentation/master/#WebAssembly) or in C (https://developer.mozilla.org/en-US/docs/WebAssembly/C_to_Wa...)
> Relatedly, is it as easy to generate a QR code in C as it is in Rust (11 LoC)?
Yes, there are plenty of easy to use QR-code libraries available, for pretty much every relevant language. Buffer in, buffer out.
Yes, for most languages. For example, in Zig (https://ziglang.org/documentation/master/#WebAssembly) or in C (https://developer.mozilla.org/en-US/docs/WebAssembly/C_to_Wa...)
> Relatedly, is it as easy to generate a QR code in C as it is in Rust (11 LoC)?
Yes, there are plenty of easy to use QR-code libraries available, for pretty much every relevant language. Buffer in, buffer out.