One cool application that cropped up in the Rust ecosystem is to use WASM for procedural macros. That way not only can they be distributed as precompiled (arch-

One cool application that cropped up in the Rust ecosystem is to use WASM for procedural macros. That way not only can they be distributed as precompiled (arch-agnostic) blobs from crates.io, but you also get all the benefits of the sandbox environment to guarantee freedom from malicious side effects. The W in "WASM" doesn't have to limit possible applications to just the web browser. https://github.com/dtolnay/watt https://github.com/dtolnay/watt