The following examples should help you to get up & running with Plugin development.

• Hello World: a starter plugin example, which illustrates how to add a menu command to the Plugins menu and execute some code when it is selected.
• Resources: an example which illustrates how to bundle resource files along with your Plugin, and access them from your code.
• Selection Changed: an example plugin which illustrates how to listen for the SelectionChanged action, and to do something whenever the user changes the selection.
• SVGO export: this plugin compresses SVG assets using SVGO right after they're exported from Sketch and shows how to hook into the ExportSlices action.
• Text Utilities: this plugin provides some debugging tools which annotate text layers to show where their baselines and bounding boxes are.