workbox-cacheable-response
This library takes a Response object and determines whether it's cacheable based on a specific configuration.
workbox-expiration
A service worker helper library that expires cached responses based on age or maximum number of entries.
workbox-background-sync
Queues failed requests and uses the Background Sync API to replay them when the network is available
workbox-broadcast-update
A service worker helper library that uses the Broadcast Channel API to announce when a cached response has updated