chrome.storage | API | Chrome for DevelopersTo use the storage API, declare the "storage" permission in the extension manifest. For example: { "name": "My extension", ... "permissions": [ "storage" ], ... } Concepts and usage The Storage API provides an extension-specific way to persist user data and state. It's similar to the web platform's storage APIs (IndexedDB, and Storage), but was designed to meet the storage needs of extensions. The
