Content generator allows you quickly create dummy data such as avatars, names, geo location data etc. You can create a custom string by combining any of these options, plain text (example: banana), random number from range (example: [0-20] ), random item from an array (example: [banana~apple~grapes] ). In Sketch app use Plugins\Content Generator\Images\Custom plugin to specify path to your own folder with images. Installation via Sketch Plugin Manager, in the 'Catalog' tab of the Sketch Plugin...