In some examples, a user can interact with the user interface 144 to establish a subscription to individual objects and/or services of a platform. In some examples, such a platform can be the communication platform. In some examples, such a platform can be a third-party platform. In at least one example, such third-party platform(s) can be associated with third-party server(s) 154. In some examples, the third-party server(s) 154 can exchange data with the server(s) 102 to enable subscriptions and/or other integrations with the communication platform. In at least one example, a third-party platform can provide a third-party application for integration with the communication platform. Third-party applications can provide notifications associated with objects.