Some of these engines have shared origins. For example, the WebKit engine was created by forking the KHTML engine in 2001. Then, in 2013, a modified version of WebKit was officially forked as the Blink engine.
^ abcActive status means that new Web standards continue to be added to the engine, which properly renders the vast majority of websites, including multimedia. However, Maintained status can be as minimal as ensuring the engine code still compiles. Discontinued is when the engine code is abandoned.
^Goanna is a fork of an old version of Gecko. It has less web compatibility, but still renders the vast majority of websites.
^Internet Explorer continues to receive security updates, which means Trident (a.k.a. MSHTML) is still maintained.
^NetSurf does not fully support HTML5 or other recent Web standards, which means it cannot work properly on YouTube, Gmail, and many other popular websites. Thus it does not merit Active status per this article's criteria.
^As of September 2022, LibWeb is years away from being a full-featured engine suitable for real browsing. Thus it does not merit Active status per this article's criteria.
^M.C. Straver (a.k.a. Moonchild) (July 2022). "Re: YouTube SLOW!". forum.palemoon.org. For the record, even I am not exclusively using Pale Moon either, because the web simply is too Google-centric at the moment. I do use it for the vast majority of sites but there are a few like Youtube and some sites which are simply not interested in being browser agnostic where I use Edge, instead.
^ abAndreas Kling (September 2022). "Ladybird: A new cross-platform browser project". Please note that we’re still early in development, and many web platform features are missing or broken. It’s going to take a long time before Ladybird is ready for day-to-day browsing.