Some useful links for developing plugins for Adobe Illustrator app:

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Official documentation:

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Illustrator Scripting Reference

ScriptUI

C++ SDK download

CEP resources

Illustrator Community Forum (best place to ask questions and have discussions on plugin development)

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Community resources:

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ScriptUI builder - interactive web app that simulates ScriptUI possibilities, by Joonas Pääkkö

ScriptUI for dummies - an excellent explanation of the basic scriptui tools and how to use them, by Peter Kahrel

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