Glider is a app that facilitates the display of content on on large display walls and the interaction with this content by users from other devices. With Glider, you can format your content to fit the dimensions of your display wall, You can set timers for the display to change on the entire display wall or on different sections of the display wall, set up content to be displayed on the different connected devices and control the displays remotely. Development seems to have stopped before a stable state was reached. There is a wealth of information on the project's website.