Ask HN: What are your favorite APIs you have worked with this year?

The community forum is fast at picking up issues

https://www.ig.com/uk/trading-platforms/trading-apis/how-to-...

It's been a couple of years but I enjoyed that part of Postmarkapp's onboard included "and now do an API request". Not sure if they wanted to make sure that I'm technical able to do it or show off how easy it is.

Browser APIs are actually pretty great. From good old DOM API like querySelector to BroadcastChannel and even navigator.locks - all super useful and there’s more…

Workwave: great API!

Hubspot: raging dumpster fire API!