Keeping to ones that haven’t been mentioned yet–
My personal favorite is Awoken by @Scribblesome, a fantasy where you play as a mage (with a pretty involved plot that the thread opening post does a better job summarizing than I could)
I’m pretty surprised nobody’s brought up @Eric_Moser’s Community College Hero Part 2 yet–it doesn’t necessarily fit with the others listed, since it’s a sequel to something that’s already been published, but it’s still a WIP on the forum and it’s still pretty fantastic.
And there’s Model Citizens: Unmasked, by @RenaB I know there’s been at least one update since I last played through the demo, but I really enjoyed it. The gist is that in a world with superheroes, you’re a journalist investigating them