Rocket.chat a communication, conference, and livechat platform managed by Linnovate
A great solution for communities and companies wanting to privately host their own chat service or for developers looking to build and evolve their own chat platforms.
There is a client app available on most platforms including a web-interface.
The product is designed to connect teams of all sizes, with the goal of reducing an organization’s reliance on email and instant messaging applications.
It gives you control over your data without being dependent on external companies and services.