Add this to dockerfile:
RUN apt-get update RUN apt-get install -qqy x11-apps ENV DISPLAY :0
Authorise current user first in host: xhost +si:localuser:$USER
docker run -it --rm
-e DISPLAY=$DISPLAY
-v /tmp/.X11-unix:/tmp/.X11-unix
imagename
Alternative: FROM ubuntu:14.04 RUN apt-get update && apt-get install -y firefox
RUN export uid=1000 gid=1000 &&
mkdir -p /home/developer &&
echo "developer:x:${uid}:${gid}:Developer,,,:/home/developer:/bin/bash" >> /etc/passwd &&
echo "developer:x:${uid}:" >> /etc/group &&
echo "developer ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/developer &&
chmod 0440 /etc/sudoers.d/developer &&
chown ${uid}:${gid} -R /home/developer
USER developer
ENV HOME /home/developer
CMD /usr/bin/firefox
Ref: http://stackoverflow.com/questions/16296753/can-you-run-gui-apps-in-a-docker-container