Wasm Components in Firefox: Faster Web APIs, Better DX | WebAssembly Unleashed

WebAssembly Unleashed is back with a conversation that goes beyond hype and into what’s actually holding Wasm back from broader adoption. Hosts Joel Moses and Oscar Spencer are joined by Ryan Hunt, Senior Software Engineer at Mozilla and lead of the WebAssembly team in Firefox’s SpiderMonkey engine, to discuss the real state of WebAssembly in 2026, what’s working, and what still needs to change.

Ryan shares a grounded view of Wasm’s growth, including surprising usage data showing it’s already present on a meaningful slice of the web, even if most users never notice it. From there, the…