Overview - SDK Document
The Zoho Books Web SDK allows you to extend and customize the Zoho Books experience using JavaScript. It provides a structured way to interact with the Zoho Books interface, respond to user actions, and work with business data securely within supported contexts. This section introduces the core concepts of the SDK, explains how extensions run inside Zoho Books, and helps you understand when and where the SDK can be used. If you are new to the Zoho Books Web SDK, start here to build a foundational understanding before exploring specific APIs and references.