What is your preferred way to produce charts in a Ruby on Rails web application?

Question

I\'d like to add some pie, bar and scatter charts to my Ruby on Rails web application. I want want them to be atractive, easy to add and not introduce much overhead.

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Answer 1

FWIW, I'm not a fan of using Google Charts when fit & finish is important. I find that the variables for sizing, in particular, are unpredictable - the chart does its own thing.

I haven't yet played with Gruff/Bluff/etc., but for a higher-profile project I won't use Google Charts.