First of all it might be a better call to use comma delimiting, in stead of space delimiting, but that might just be a preference.
To do plots you can make use of gnuplot. Alternatively you can use OpenOffice, but make use of the Insert -> Sheet from file... option, and then just select the space delimited checkbox.
Belrog
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There is a windows version here . Just scroll down to the bottom of the page and select the *.zip file
Ancient Dragon
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