==Programming and application interfaces==gnuplot can be used from various programming languages to graph data, including Perl (via CPAN), Python (via Gnuplot-py and SAGE), Java (via jgnuplot), Ruby (via Ruby Gnuplot), Ch (via Ch Gnuplot), Haskell (via Haskell gnuplot) and Smalltalk (Squeak and GNU Smalltalk).
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