/product-groups/tridion/tridion-sites/b/techweblog/posts/write-deployer-extension-as-add-on-for-tridion-sitesTo Write deployer extension for Tridion Sites with following steps Create a custom step class which implements "ExecutableStep" (com.sdl.delivery.deployer.api.processing.pipeline.ExecutableStep) interface interface is available on udp-deployer-apien-USTelligent Community 12 Non-Production