[Lerc]

I feel like one of the categories they are missing is 'APIs that can be done in one line of JavaScript"

I'm not saying these shouldn't exist, I think they're pretty funny, but everything in its place.

[dhosek]

These come in handy in an instructional context—being able to have a simple predictable API that you can point students at so they can learn how to call an API and process its data.