@jamesmullarkey Far enough.
If you had a "Linux" section, these browsers would fit nicely there. But I can understand if you don't feel that's appropriate.
Packaging for Mac/Windows is a significant step up for us in terms of effort and responsibility because then we do have to bundle the engine rather than just depend on it.
For people who care about, support, or build Free, Libre, and Open Source Software (FLOSS).