Servo 0.0.2 hints at a real Rust alternative to Chromium • The Register
In summary, there are a handful of non-Chromium based alternative browsers out there, but not many and they do have some limitations. In the world of web components to embed into apps, there's really no choice except Chromium. That is why Servo matters. It's FOSS, it's independent, and it's more or less the original Rust project.