While it's hard to know what comes of it, there is also https://ladybird.org/ to challenge to monopoly of Blink.
I just don't get the point of ladybird. They have full time engineers and are soliciting donations, so it's clearly more than a hobby project. Maybe my assumptions are off, but I just can't imagine they could ever become competitive in terms of features, security and performance with the big engines. Blink is setting the pace, Webkit is barely able to keep up and Gecko is slowly falling behind. All of these teams are…
Hell starting out as extracting text, pictures, video for all nightmare sites. Then slowly add whatever features dont actually lead to dark patterns