Userful MultiSeat is a multiseat Linux desktop virtualization solution that enables a single computer to support up to 11 independent users at the same time, each with their own monitor, keyboard, and mouse by using USB multiseat devices, and virtualizing the X server. This approach offers the features of a full PC including high performance video and significantly reduces hardware costs, support and maintenance costs, electricity consumption, and e-waste as compared to stand alone PCs or thin clients. It installs on popular Linux distributions including Ubuntu and Edubuntu (operating system for schools). It supports 3D graphics, per-seat USB, 2-way audio, and all major USB multiseat devices, including the HP t100, t150 & t200, Acer Zero-Client Docking Station, Viewsonic VMA10, Atrust M200 & M202, GWC DU2600, and Displaylink devices, as well as video cards from Intel, ATI, and NVIDIA. Userful MultiSeat is available as both a standalone package for multi-seat enabling your Linux distribution of choice, and as a bundled install DVD for schools, which Includes Userful MultiSeat, Edubuntu operating system for education, and the ITALC classroom management tool. It was formerly called Userful Multiplier.
Ardesia helps you make colored free-hand annotations on your computer screen, record them, and share them on the network. You can use the tool to make effective on-screen presentations, highlight things, or point out things of interest. It facilitates online presentations and demos, showing in real time your computer screen to anyone in the network. You can use this tool to enhance your lessons or courses. You can create nice tutorials and documentation, saving the desktop images with your free hand annotations. It works with any pointing device. You can draw lines with different strength, select color, erase things, and draw arrows. You can free-hand draw geometrical shapes using the shape recognizer, insert text with the keyboard, and highlight screen areas. You can draw upon the desktop or select an image as a background.