General information

QRtailab screenshot

This is QRtaiLab, a user interface for RTAI. QRtaiLab is a QT-based port of the software scope xrtailab of the RTAI project. It can be used as virtual oscilloscope and monitoring application for interacting with the real-time executable. More informations about RTAI on

QRtaiLab is based on the source code of xrtailab. Many Thanks to:
Lorenzo Dozio
Paolo Mantegazza
Roberto Bucher
Peter Brier
Alberto Sechi

High resolution screenshot »

QRtaiLab 0.1.12

This Version was released on 20.04.2010.


Download QRtaiLab-0.1.12.tar.gz


At First you need a working RTAI together with either Matlab/Simulink or Scilab/Scicos. For more Information take a look at the RTAI website. Then you need the Open Source Version from QT for C++ (version >=4.3.0) and the qwt-library (version >=5.0.2).

For Debian users:

(Thanks to Roberto Bucher)
install libqwt5-qt4-dev and all qt4 packages
Download and unpack qrtailab
modify qrtailab.config as follow:
#DEPENDPATH += . /usr/local/qwt-5.1/lib
INCLUDEPATH += . /usr/realtime/include /usr/include/qwt-qt4
LIBS += -lqwt-qt4
#CONFIG += debug

compile qrtailab:
sudo make install

Other Linux users:

Download and install the qwt-library from
Download and install qt4 from
Download and unpack qrtailab
Modify qrtailab.config to your needs
compile qrtailab: