ncl - NCAR command Language
OpenCFU
OpenCPN
OpenDrop
OpenMotor
OpenUniverse Space Simulator
OptGeo
OpticalRayTracer
Oregano
Setzer
Siril
GNU PSPP
Cantor
KAlgebra
KAlgebra Mobile
Kalzium
KBibTeX
KStars
KTechlab
LabPlot
Marble
RKward
Rocs
KiCad
