It is always important that how we connect with others in person. That is why Google+ had launched Google+ Hangouts and a preview of the Hangouts API a few months ago. The Google+ team moving a step further enabling developers to launch and share their hangout apps with the entire Google+ community. Hangout apps are regular web apps, running in a big window inside the Hangout UI. In addition to using shared-state APIs to give users real-time interactivity, you also have access to built-in Hangout features, such as:
- Initiate a group video chat with up to 10 people
- Control hangout microphones, cameras, speakers and volume levels
- Add sound effects and attach image overlays to faces
- Set UI elements such as the video feed, chat pane, and notifications