You can use the Sketch widget in the ArcGIS API for JavaScript to draw graphics, but also do some pretty cool queries in your applications!
https://odoe.net
/ odoenet
/ odoenet
/ odoenet
-- Watch live at / odoenet
Cardano (ADA Tip Jar)
addr1qxzaexhem3zc3pszru0n8fuwe2jepzfpg3zgh35j0au79h4khr46ttwax64m6vjm6qf48l6a7ypmappk7an224qtp88svqeazf