Another link to a tool today. This one has probably been around for a while, but I just stumbled on it.
It is important to pick the right type of chart (line, bar, column, pie, etc.) that fits with the message you want to get across. The Juice Analytics chart chooser automates (part of) the choice for you.
As with all automated tools, results should not be blindly applied. Still, one piece of input in the design process.
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