Web workers and service workers are two types of workers available to websites . They have some things in common: Both run in a secondary thread, allowing JavaScript code to execute without blocking the main thread and the user interface.
Read moreHow can I check a service worker?
Chrome. Open DevTools in Chrome. Click the Application panel, and then click Service Workers in the navigation bar. If a service worker is installed for the currently open page, you’ll see it listed on this pane.
Read moreWhat service workers are?
A service worker is a script that your browser runs in the background, separate from a web page, opening the door to features that don’t need a web page or user interaction . Today, they already include features like push notifications and background sync.
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