The SendBird Chat Unity Sample Code by SendBird demonstrates how to interact with the API, providing an example with user interface. Three features available include open chat, one on one messaging, and group messaging.
Facebook has announced the release of Graph API v2.11 and Messenger Platform v2.2. Facebook Graph API v2.11 includes changes to the Pages API and App Links Host. The latest version of the Messenger Platform includes the availability of the Messenger Broadcast API (open beta) and Page Insights API.
Jack Dorsey took to the Twitter Flight 2015 mobile developer conference stage to kick-off the annual event with a massive apology to the developer community. Over the years, Twitter has alienated their developer community. Dorsey's promise will now need to be backed by action.