Websites Powered by JSS
141,251 websites tracked using JSS (JavaScript frameworks) · cssinjs.org
JSS is a JavaScript framework for building interactive web applications. Its official site is cssinjs.org. PoweredBy tracks the websites that use JSS across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the javascript frameworks ecosystem.
Usage trend
20K
40K
60K
80K
Feb 2022
Mar 2023
Apr 2024
May 2025
Jun 2026
Domains observed using JSS in each month's HTTP Archive crawl,
Feb 2022 to Jun 2026 · peak 64,360 in Jan 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.1 s
INP 100 ms
CLS 0
TTFB 700 ms
Median site among 57,621 JSS sites with Chrome UX data, p75 values, Jun 2026.
Top countries
United States
28,707
India
11,535
France
9,223
United Kingdom
8,665
Brazil
8,388
Canada
7,918
Germany
7,821
Spain
6,258
Sites using JSS by audience country, Chrome UX Report.
Top sites by authority
9+
11% · 42 of 372 sites
8+
6% · 441 of 7,677 sites
7+
3% · 1,272 of 45,712 sites
6+
2% · 2,121 of 110,136 sites
5+
1% · 3,145 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running JSS in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using JSS
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 301 | london.gov.uk | 8.29/10 | 36,900 | 17,157 | Apr 2023 |
| 302 | telstra.com.au | 8.29/10 | 25,000 | 34,226 | Jun 2025 |
| 303 | cuhk.edu.hk | 8.29/10 | 5,100 | 1,878 | Feb 2022 |
| 304 | unrealengine.com | 8.28/10 | 106,000 | 33,223 | Feb 2022 |
| 305 | uc3m.es | 8.28/10 | 6,600 | 5,330 | Apr 2023 |
| 306 | firebaseapp.com | 8.27/10 | - | - | Feb 2022 |
| 307 | gm.com | 8.27/10 | 1,053,900 | 42,694 | Feb 2022 |
| 308 | capitalone.com | 8.27/10 | 7,178,700 | 848,197 | Feb 2022 |
| 309 | blackrock.com | 8.27/10 | 250,300 | 67,050 | May 2022 |
| 310 | jll.com | 8.26/10 | 64,700 | 27,072 | Oct 2023 |
| 311 | chase.com | 8.26/10 | 9,958,400 | 675,739 | Mar 2023 |
| 312 | blurb.com | 8.26/10 | 60,600 | 29,759 | May 2024 |
| 313 | act.org | 8.26/10 | 531,600 | 88,851 | May 2023 |
| 314 | unlv.edu | 8.26/10 | 319,800 | 86,297 | Feb 2022 |
| 315 | kodansha.co.jp | 8.26/10 | 28 | 52 | Aug 2022 |
| 316 | utep.edu | 8.25/10 | 188,700 | 63,230 | Feb 2022 |
| 317 | toyota.com | 8.25/10 | 5,810,100 | 482,191 | Mar 2024 |
| 318 | dfg.de | 8.25/10 | 1,700 | 1,356 | Aug 2022 |
| 319 | uni-kiel.de | 8.25/10 | 1,300 | 766 | Feb 2022 |
| 320 | furunavi.jp | 8.25/10 | 16 | 46 | Feb 2022 |
| 321 | jisc.ac.uk | 8.24/10 | 640 | 647 | Feb 2022 |
| 322 | costco.com | 8.24/10 | 24,792,400 | 3,063,436 | Feb 2022 |
| 323 | publico.pt | 8.24/10 | 3,900 | 10,022 | Nov 2023 |
| 324 | wayne.edu | 8.24/10 | 157,600 | 24,727 | Feb 2022 |
| 325 | kingcounty.gov | 8.24/10 | 771,400 | 314,871 | Feb 2022 |
| 326 | uj.edu.pl | 8.24/10 | 360 | 132 | Jun 2025 |
| 327 | centrepompidou.fr | 8.24/10 | 31,800 | 6,253 | Jun 2025 |
| 328 | yubico.com | 8.23/10 | 416,500 | 13,879 | Feb 2022 |
| 329 | shell.com | 8.23/10 | 1,471,200 | 26,199 | Feb 2022 |
| 330 | yamaha.com | 8.23/10 | 246,300 | 20,008 | Feb 2022 |
| 331 | stat.gov.pl | 8.23/10 | 1,600 | 1,398 | Aug 2022 |
| 332 | rtl.nl | 8.23/10 | 7,500 | 6,642 | Feb 2022 |
| 333 | swisscom.ch | 8.23/10 | 3,000 | 1,840 | Jul 2023 |
| 334 | tunecore.co.jp | 8.22/10 | 3,700 | 2,459 | Feb 2022 |
| 335 | nhsinform.scot | 8.22/10 | 1,619,500 | 429,341 | Mar 2026 |
| 336 | utdallas.edu | 8.22/10 | 151,000 | 22,671 | Feb 2022 |
| 337 | uoguelph.ca | 8.22/10 | 21,400 | 14,311 | Feb 2022 |
| 338 | ufsc.br | 8.22/10 | 120 | 86 | May 2023 |
| 339 | usbank.com | 8.21/10 | 3,144,500 | 373,789 | Aug 2023 |
| 340 | aa.com | 8.21/10 | 13,035,500 | 799,338 | Jul 2022 |
| 341 | nmsu.edu | 8.21/10 | 30,700 | 9,989 | Feb 2022 |
| 342 | ucd.ie | 8.21/10 | 42,700 | 19,975 | Nov 2022 |
| 343 | ttu.edu | 8.21/10 | 118,300 | 21,348 | Mar 2022 |
| 344 | uba.ar | 8.21/10 | 670 | 586 | Feb 2022 |
| 345 | uri.edu | 8.21/10 | 28,600 | 15,486 | Oct 2023 |
| 346 | childwelfare.gov | 8.21/10 | 62,700 | 17,732 | Sep 2025 |
| 347 | insead.edu | 8.20/10 | 9,800 | 8,169 | Dec 2022 |
| 348 | amtrak.com | 8.19/10 | 2,749,800 | 587,330 | Feb 2022 |
| 349 | theonion.com | 8.19/10 | 100,200 | 18,860 | Sep 2024 |
| 350 | temu.com | 8.18/10 | 272,600 | 771,845 | May 2024 |
| 351 | iledefrance.fr | 8.18/10 | 700 | 1,353 | Jul 2023 |
| 352 | royalmail.com | 8.17/10 | 121,700 | 33,687 | Feb 2022 |
| 353 | techpolicy.press | 8.17/10 | 7,100 | 8,068 | Jan 2024 |
| 354 | uni-potsdam.de | 8.17/10 | 1,100 | 2,058 | Aug 2025 |
| 355 | mtu.edu | 8.17/10 | 369,900 | 68,922 | Feb 2022 |
| 356 | lublin.pl | 8.17/10 | 4 | 3 | Feb 2022 |
| 357 | wfu.edu | 8.16/10 | 12,200 | 7,427 | Dec 2022 |
| 358 | fff.fr | 8.15/10 | 5,100 | 2,624 | May 2026 |
| 359 | eaton.com | 8.15/10 | 433,500 | 130,964 | Jan 2025 |
| 360 | gopro.com | 8.15/10 | 268,900 | 63,201 | Nov 2023 |
| 361 | active.com | 8.15/10 | 52,500 | 20,015 | Dec 2022 |
| 362 | aeroport.fr | 8.15/10 | 98 | 153 | Feb 2022 |
| 363 | corsair.com | 8.14/10 | 651,200 | 134,644 | Apr 2025 |
| 364 | digst.dk | 8.14/10 | 18 | 47 | Jul 2024 |
| 365 | wasabisys.com | 8.13/10 | - | - | Feb 2022 |
| 366 | gov.mt | 8.13/10 | 3,400 | 1,456 | Feb 2022 |
| 367 | uniqlo.com | 8.13/10 | 1,712,900 | 481,633 | Aug 2022 |
| 368 | utm.edu | 8.13/10 | 58,600 | 12,877 | Apr 2022 |
| 369 | jfrog.com | 8.12/10 | 17,100 | 11,661 | Apr 2025 |
| 370 | oesterreich.gv.at | 8.12/10 | 3,200 | 3,212 | Mar 2022 |
| 371 | lixil.co.jp | 8.12/10 | 39 | 119 | Oct 2023 |
| 372 | newschool.edu | 8.11/10 | 61,500 | 35,182 | Apr 2022 |
| 373 | bzst.de | 8.10/10 | 1,800 | 1,051 | Oct 2022 |
| 374 | seg-social.es | 8.10/10 | 5,400 | 15,885 | Sep 2024 |
| 375 | cbre.com | 8.09/10 | 252,000 | 101,479 | Apr 2026 |
| 376 | allianz.de | 8.09/10 | 410 | 482 | Jan 2023 |
| 377 | clover.com | 8.08/10 | 391,700 | 101,489 | Feb 2022 |
| 378 | picsart.com | 8.08/10 | 373,800 | 129,513 | Feb 2022 |
| 379 | bitcoin.com | 8.08/10 | 3,200 | 4,429 | Aug 2022 |
| 380 | libretexts.org | 8.08/10 | 6,200 | 2,036 | Feb 2022 |
| 381 | nihr.ac.uk | 8.08/10 | 4,200 | 4,426 | Nov 2022 |
| 382 | onrender.com | 8.07/10 | - | - | Feb 2022 |
| 383 | xunta.gal | 8.07/10 | 2,400 | 3,286 | Aug 2025 |
| 384 | prefeitura.sp.gov.br | 8.07/10 | 3,800 | 5,554 | Feb 2022 |
| 385 | laregion.fr | 8.07/10 | 230 | 428 | Oct 2022 |
| 386 | umt.edu | 8.07/10 | 154,100 | 52,031 | Mar 2022 |
| 387 | sumup.com | 8.06/10 | 29,500 | 12,559 | May 2024 |
| 388 | mybigcommerce.com | 8.06/10 | - | - | Aug 2022 |
| 389 | informaconnect.com | 8.06/10 | 39,700 | 14,811 | May 2022 |
| 390 | puma.com | 8.06/10 | - | - | Sep 2023 |
| 391 | decathlon.fr | 8.06/10 | 9,000 | 21,947 | Feb 2022 |
| 392 | uta.edu | 8.06/10 | 218,600 | 69,934 | Sep 2024 |
| 393 | freee.co.jp | 8.06/10 | 5 | 17 | Feb 2022 |
| 394 | girlswhocode.com | 8.05/10 | 1,200 | 2,984 | Feb 2022 |
| 395 | citi.com | 8.05/10 | 1,896,400 | 162,442 | Mar 2022 |
| 396 | sli.do | 8.05/10 | 550 | 82 | Apr 2025 |
| 397 | mod.uk | 8.05/10 | - | - | Sep 2022 |
| 398 | unhabitat.org | 8.05/10 | 28,300 | 8,952 | May 2023 |
| 399 | smb.museum | 8.05/10 | 46,800 | 6,675 | Feb 2022 |
| 400 | climatecentral.org | 8.05/10 | 153,000 | 17,292 | Feb 2022 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →