Guacamole will provide a web-based control panel that will allow you to switch quickly from one machine to another – all within the same web browser window.
The guacamole-server package is a set of software which forms the basis of the Guacamole stack. It consists of guacd, libguac, and several protocol support libraries. guacd is the Guacamole proxy daemon used by the Guacamole web application and framework.
Apache Guacamole is a free and open-source, cross-platform, clientless remote desktop gateway maintained by the Apache Software Foundation.