Angular 2+ Google Maps Components
SebastianM/angular-google-maps: Angular 2+ Google Maps Components @ GitHub
» Play with Angular Google Maps on Stackblitz
angular-google-maps-demo - StackBlitz
Getting started with Angular Google Maps (AGM)
Google Maps & Angular | ANGULAR SNIPPETS - YouTube
In the meantime, Google is adjusting pricing of maps API:
User Guide | Google Maps Platform | Google Maps Platform | Google Cloud
"Beginning on June 11, 2018, you’ll need to enable billing with a credit card and have a valid API key for all projects. This will give you the ability to scale easily with less downtime and fewer performance issues. In addition, we’re simplifying our 18 individual APIs into three products: Maps, Routes, and Places.
(on the same date) ...would stop supporting keyless usage, meaning any request that doesn’t include an API key or Client ID"
Pricing & Plans | Google Maps Platform | Google Maps Platform | Google Cloud