We have added endpoints with redirection to game card based on Steam ID - such URLs will redirect you to game card on GG.deals correlated with specified Steam game ID. URLs are in format
https://gg.deals/steam/<type>/<id>/. For example:
It is not very useful for regular users, but browser plugins/userscripts will be able to use these URLs to add link to GG.deals on pages where Steam app/sub/bundle ID is available (including Steam store).