Websites using workbox-sw (npm)
workbox-sw is an npm package; the sites listed here load it from the jsDelivr CDN, where it is among the most requested packages. 7 websites in the PageSourceSearch index contain the code that reveals it; the 7 highest-ranked are listed below.
How is workbox-sw (npm) detected?
A page loading workbox-sw from jsDelivr references cdn.jsdelivr.net/npm/workbox-sw followed by a version or a path. The discovery keyword is the exact bytes PageSourceSearch looks for in every stored page and script:
cdn\.jsdelivr\.net/npm/workbox\-sw[@/] regex Search the index for it
A literal is matched byte for byte, case-sensitively. Combine it with another keyword, a domain, a kind or a date filter on the search page to narrow the list. About workbox-sw (npm)
Top 50 websites using workbox-sw (npm)
Ranked by the domain's position in the crawl's ranked list (Common Crawl harmonic centrality), highest first. view source opens the stored page or script with the match highlighted. Computed 2026-09-30 14:49:46 UTC.
| # | Website | Rank | Found in | |
|---|---|---|---|---|
| 1 | cafebazaar.ir | 387,599 | js https://webassets.cafebazaar.ir/sw.js | view source profile |
| 2 | regioenergie.ch | 1,320,120 | js https://www.regioenergie.ch/sw.js | view source profile |
| 3 | railcare.ch | 1,397,858 | js https://www.railcare.ch/sw.js | view source profile |
| 4 | iitranslation.com | 1,428,658 | js https://iitranslation.com/service-worker.js | view source profile |
| 5 | proop.co | 1,462,714 | js https://proop.co/service-worker.js | view source profile |
| 6 | simonaking.com | 2,048,540 | js https://simonaking.com/sw.js?v=$%7BSWVersion%7D | view source profile |
| 7 | bell.ch | 3,140,181 | js https://www.bell.ch/sw.js | view source profile |
How it appears in the source
From cafebazaar.ir (js):
importScripts( 'https://cdn.jsdelivr.net/npm/[email protected]/build/workbox-sw.min.js', ); workbox.core.clientsClaim(); workbox.precaching.cleanupOutdatedCaches(); const assetsBaseURL = 'https://w
See every site: search for cdn\.jsdelivr\.net/npm/workbox\-sw[@/]
Questions about finding workbox-sw (npm)
- How does PageSourceSearch know a website uses workbox-sw (npm)?
- By the source itself: A page loading workbox-sw from jsDelivr references cdn.jsdelivr.net/npm/workbox-sw followed by a version or a path. PageSourceSearch stores the raw HTML and first-party JavaScript of each crawled site and matches the keyword byte for byte, so every listed site's stored source contains it.
- Is this a complete list of websites using workbox-sw (npm)?
- No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of 7 websites that do; the count is the index's estimate at the time the list was computed. Run the keyword as a search to page through all of them, or add a kind or date filter.
- How do I find websites that use workbox-sw (npm) together with another technology?
- Search for both keywords at once: several terms separated by spaces must all be found on the same site, or with the Same page toggle in the same page. For example cdn\.jsdelivr\.net/npm/workbox\-sw[@/] with wp-content/plugins/ lists the WordPress sites that use workbox-sw (npm).