What is googleapis?

Question

I have found some links about googleapis in many web code in sololearn

Answer 1

Just to add something - most often Google APIs can be used by programs written in many different languages -- C++, JavaScript or Python.
I wrote one in Python to show how those APIs can be used for geolocation/geocoding purposes:
https://code.sololearn.com/c57gr6Ay31s9/?ref=app

Answer 2

Google APIs are services provided by Google itself, you can use their apis in your app to increase functionalities of your app and make it more productive.