If you don't see an add-on provider that was on the old site you can go to them directly via their url. For instance Loggly isn't there but you can go to... ht

If you don't see an add-on provider that was on the old site you can go to them directly via their url. For instance Loggly isn't there but you can go to... https://addons.heroku.com/addons/loggly https://addons.heroku.com/addons/loggly