Side-by-side comparison

Bytecode Alliance's fast, secure, standards-first Wasm runtime and reference for WASI and components.

LLVM-based toolchain compiling C and C++ to WebAssembly for the web, used by many ported apps.

Facilitates high-level interop between Rust-compiled Wasm and JavaScript; now in its own GitHub org.

Wasm runtime with WASIX, a package registry and Edge hosting, embeddable in many languages.