ViewTouch is a complete Point of Sale Window Manager for Linux. It is fully network transparent, written in C++ and licensed under the GPL !
Secure Shell (SSH) broadcasts the touchscreen interface to as many as 250 ViewTouch displays. Imagine the possibilities ! 

A ViewTouch image for the Raspberry Pi can be downloaded and written to a 16Gb microSD card. The ViewTouch Desktop features a collection of useful programs.
ViewTouch touchscreen monitors/displays require 1920 x 1080 resolution. Acer's elegant and versatile thin bezel UT241y is the recommended 24" touchscreen for ViewTouch point of sale

Use Xarchiver or Zstd to decompress the downloaded 9Gb image file and use Raspberry Pi Imager to write the 15 Gb uncompressed file to a microSD Secondary Storage device.

Click on a picture of the Raspberry Pi to download a compressed ViewTouch image file to your Linux computer.

Decompress the compressed image file, RPi.viewtouch.img.zst:

We recommend using Xarchiver to decompress the downloaded file, but if using the command line: zstd -d RPi.viewtouch.img.zst

*Raspberry Pi Imager writes the 15Gb uncompressed ViewTouch image file to a class 10, 16Gb (or larger) microSD:

'Ready to use' microSDHC cards are available from ViewTouch for $25. Fully developed Restaurant Menu workups for your restaurant are also available from ViewTouch.

Android Tablets or Smartphones which support video resolution of 1920 x 1080 or better can readily be used as ViewTouch Point of Sale displays when a Raspberry Pi is running ViewTouch on a local network. This QR Code downloads the ViewTouch Xserver (remote display program) to any Android tablet or smartphone.

This newer version may be required on some devices with newer versions of Android.

ViewTouch source code is licensed under the GNU General Public License version 3 and is available at github.
Valid HTML 4.01!