gnuplot
A graph plotter that outputs in several formats. More information: http://www.gnuplot.info/.
- Start the interactive graph plotting shell:
gnuplot
- Plot the graph for the specified graph definition file:
gnuplot path/to/definition.plt
- Set the output format by executing a command before loading the definition file:
gnuplot -e "set output "path/to/filename.png" size 1024,768" path/to/definition.plt
- Persist the graph plot preview window after gnuplot exits:
gnuplot --persist path/to/definition.plt