Manage the local Database (#offline)
On this page you will find all functions for managing and synchronizing local collections. You’ll also get an indication if local collections are supported by your browser.
No local collections on Apple systems
Unfortunately, local collections are not available on Apple operating systems (as of summer 2016) . The reason is the insufficient support of the Web standard IndexedDB.
See also: http://caniuse.com/#feat=indexeddb
