Kst is a data plotting and viewing program.
* Robust plotting of live "streaming" data.
* Powerful keyboard and mouse plot manipulation.
* Powerful plugins and extensions support.
* Large selection of built-in plotting and data manipulation functions, such 
as histograms, equations, and power spectra.
* Color mapping and contour mapping capabilities for three-dimensional data.
* Monitoring of events and notifications support.
* Built-in filtering and curve fitting capabilities.
* Convenient command-line interface.
* Powerful graphical user interface.