Use APKPure App
Get Open From Url old version APK for Android
Allows you to open image or files from url
Open From Url is an app that lets you choose to get any files from internet with a link. So if you have an image from internet that you want to edit, you can copy the link and paste it in the textbox when you choose Open From Url as your Browse Gallery or open directly from this app and send to an editor.
Credit to dinosoftlabs for the icon.