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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@Gordon
I'm sure that'd be fine... Those regulators won't get crazy hot unless you draw a lot of power...
I'm not sure which schematic package you're using, but something like Eagle lets you basically flood-fill copper in an area, which will let you easily get the maximum amount of heatsinking.