Kstars 2.6.0 on Ubuntu 16.04.1 LTS x64 on older shuttle PC with only 4GB memory (is this bad?)
KDE Frameworks 5.18.0
QT 5.5.1 (built against 5.5.1)
xcb windowing system
Latest Indi server on a Raspberry Pi 3 also with Ubuntu 16.04.1 LTS (Mate release)