Understanding Site Scripts and Site Templates: A Guide to Customizing SharePoint Sites

Introduction SharePoint Online provides powerful tools for automating site configuration, ensuring consistency across sites, and streamlining site provisioning. One such tool is Site Scripts , which are JSON-based definitions that allow administrators to define various actions when a site is created or modified. Overview of Site Templates & Site Scripts For a complete list of available actions and their parameters, see the JSON schema . What is a Site Script? A Site Script is a JSON-based configuration file used in SharePoint Online to automate site setup and customization. Site Scripts work alongside Site Templates (formerly known as Site Designs) to provide a seamless, repeatable process for creating and configuring sites. What Can a Site Script Do? Set site branding properties like navigation layout, header layout, and header background​ Applying a theme**​ Setting a site logo​ Adding links to quick launch or hub navigation**​ Triggering a Power Automate flow​ Installing a dep...