Looks like they are using Dart for developing applications. This seems to be the dart sdk for fuchsia https://fuchsia.googlesource.com/topaz/+/master https://

Looks like they are using Dart for developing applications. This seems to be the dart sdk for fuchsia https://fuchsia.googlesource.com/topaz/+/master https://fuchsia.googlesource.com/topaz/+/master There is no documentation at all but there is a few application examples in /app/. The bindings for fuchsia and zircon (kernel) are in /public/dart-pkg/