WebAssembly (WASM) — Component Model, WASI

WASM pour performance critique, polyglot runtime, edge computing.

Use Cases

Browser — Crypto, image (Figma, Google Earth)
Edge — Cloudflare Workers, Fastly
Server — Plugins sandboxés (Envoy)
Embedded — IoT, automotive

Compilation

Rust — wasm-pack (~50KB, perf)
Go — GOOS=js GOARCH=wasm (~2MB)
C/C++ — Emscripten (legacy)
AssemblyScript — TypeScript-like

Rust to WASM