
WebAssembly left the browser — and it's becoming the universal runtime for the edge
WebAssembly started as a way to run C++ games at near-native speed in Chrome. In 2026 it runs production workloads on Cloudflare's global network, powers plugin systems in editors and databases, executes AI inference at the edge, and is standardizing a system interface — WASI — that lets the same binary run in a browser, a server, or a microcontroller. Here is what that actually looks like.










