The methods to remove "some plugins powered by ima9ines" text (included authority link to our website) at the footer of your website.
The methods to remove "https://ima9ines.com" in your website's sitemap.xml.
To know more about our Plugins, please refer following Wiki page
We have released plugins for nopCommerce 3.90
Please have a look at following link
We are nopCommerce MVP
Our profile in nopCommerce