Spark 
This is a clone of spark by @holman written in rust.
It's a work in progress and not feature complete yet.
Example usage
spark 0 30 55 80 33 150
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echo 0,30,55,80,33,150 | spark
▁▂▃▅▂▇
This is a clone of spark by @holman written in rust.
It's a work in progress and not feature complete yet.
spark 0 30 55 80 33 150
▁▂▃▅▂▇
echo 0,30,55,80,33,150 | spark
▁▂▃▅▂▇