When people hear Rust, they usually think of operating systems, game engines, or CLI tools. But over the last few years, Rust has quietly become a compelling choice for web development — especially for projects where performance, reliability, and long-term maintainability matter.
Why Not Just Use JavaScript?
Nothing wrong with JavaScript or TypeScript — I use them regularly. But there are a few things Rust offers that are hard to beat:
- Memory safety without a garbage collector. No unexpected GC pauses, no memory leaks from dangling references. The compiler catches entire categories of bugs before your code ever runs.
- Incredible performance. Rust compiles to native code. For CPU-bound tasks like serving API requests, processing data, or rendering complex UIs, that translates to real speed differences.
- Fearless concurrency. Rust's ownership model makes concurrent programming dramatically safer. If it compiles, it's probably thread-safe.
Rust on the Frontend? Yes, With Leptos
Leptos is a full-stack Rust web framework inspired by SolidJS. It uses fine-grained reactivity — meaning when your state changes, only the specific parts of the DOM that depend on that state update. No virtual DOM diffing, no overhead. The result is snappy, efficient UI that feels native.
This site you're looking at right now is built with Leptos, compiled to WebAssembly, and runs entirely in the browser. It's not a demo — it's a real, production site.
When Should You Choose Rust for Your Project?
Rust isn't the right choice for every project. If you need to spin up a simple marketing site in a day, stick with what you know. But if you're building something that needs to last — a SaaS platform, a data-heavy dashboard, a real-time application — Rust is worth the investment. The upfront development time is slightly higher, but the payoff in performance, reliability, and reduced debugging time is significant.
If you're curious whether Rust is a good fit for your next project, get in touch. I'd love to talk about it.