Rocket Chat
Since version 6.4.145 GroupOffice can integrate with Rocket.Chat. With rocket chat you can chat with your team in different channels, share files and even start a video conference from your desktop, phone or tablet!
Rocket Chat
For installation see Rocket Chat in the system settings page.
To use Rocket.Chat install a client or use your browser and use the Rocket.Chat URL obtained from your system administrator. On the login screen press the “Login with GroupOffice” button.
Rocket Chat login with GroupOffice button