On Mac OS: https://kagi.com/orion/
replies(5):
> Is Orion open-source?
> We’re working on it! We’ve begun with some of our components and intend to open more in the future.
> Forking WebKit, porting hundreds of APIs and writing a browser app from scratch has been challenging for our small team. Properly maintaining an open-source project takes time and resources we’re short on at the moment, so if you want to contribute at this time, please consider becoming active on orionfeedback.org.
Many excellent alternatives already exist that are also open and free, I don’t see a compelling argument to use this software on any device at the moment.
Ideally, yes.