Since it was added, my favourite way to do API requests is IntelliJ Http client
https://www.jetbrains.com/help/idea/http-client-in-product-c...
You just write the requests. That's it. Not much of an interface or anything.
It also supports creating requests from a cURL command (so in Chromium devtools you can copy the cURL request and then paste it in IntelliJ).