Asynchronous Access to HTTP Cookies
The Cookie Store API offers asynchronous access to HTTP cookies, and opens up the cookie jar to service workers.
Estimating Available Storage Space
navigator.storage.estimate() gives you insight into your web app's storage constraints.
storage serviceworker indexeddb chrome61
Persistent Storage
With Chrome 52, we’re introducing the ability to make storage persistent. Storage for web applications is a complex topic, and persistence for data on the frequently - ephemeral web doubly so!
chrome52 chrome55 storage persistentstorage localstorage indexeddb origintrials
Debugging the Filesystem API
