Does Takopi's Original Sin count? Definitely not one for kids.
missingno
The internet is how I found groups for my most niche interests. I already know that some of my favorite games do not have any kind of local scene near me, but at least I can still play online. Some of these games I have to travel out to tournaments to play in-person once or twice a year, and I know those events wouldn't exist without first building up an online community to organize from.
The entire discography of Ghost
Azumanga Daioh, Spy x Family
Vampire Savior
People who need to a paycheck in order to live.
Kirk wasn't played by Mike Myers.
Are you volunteering to go make that many?
HW1 didn't include anyone from A Link to the Past, Oracle of Ages/Seasons, Four Swords, Minish Cap, Phantom Hourglass, or Spirit Tracks. So those would be a good place to start.
An engine reimplementation is something that has to be made from scratch for each individual game you want to remake.
There are roughly 150000 games on Steam. So you're asking for 135000 engine reimplementation projects.
There are valid arguments for and against, but I really don't think the word 'authoritarianism' is at all applicable here.