Websites Powered by SimpleSAMLphp
1,716 websites tracked using SimpleSAMLphp (Authentication) · simplesamlphp.org
SimpleSAMLphp is a authentication and identity service for signing users in. Its official site is simplesamlphp.org. PoweredBy tracks the websites that use SimpleSAMLphp across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the authentication ecosystem.
Usage trend
500
1K
1.5K
Dec 2022
Nov 2023
Oct 2024
Sep 2025
Aug 2026
Domains observed using SimpleSAMLphp in each month's HTTP Archive crawl,
Dec 2022 to Aug 2026 · peak 1,322 in Oct 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.6 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 1,388 SimpleSAMLphp sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
825
India
584
United Kingdom
553
Germany
458
Canada
417
Spain
411
France
403
Italy
403
Sites using SimpleSAMLphp by audience country, Chrome UX Report.
Top sites by authority
9+
1% · 5 of 372 sites
8+
<1% · 70 of 7,677 sites
7+
<1% · 179 of 45,712 sites
6+
<1% · 255 of 110,136 sites
5+
<1% · 321 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running SimpleSAMLphp in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using SimpleSAMLphp
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | harvard.edu | 9.24/10 | 472,900 | 13,570 | Dec 2022 |
| 2 | stanford.edu | 9.19/10 | 3,302,700 | 5,160 | Dec 2022 |
| 3 | mit.edu | 9.18/10 | 161,200 | 27,360 | Dec 2022 |
| 4 | cornell.edu | 9.10/10 | 242,100 | 23,854 | Dec 2022 |
| 5 | upenn.edu | 9.00/10 | 179,200 | 5,457 | Dec 2022 |
| 6 | wisc.edu | 8.97/10 | 461,400 | 7,361 | Dec 2022 |
| 7 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Dec 2022 |
| 8 | duke.edu | 8.88/10 | 193,100 | 821 | Dec 2022 |
| 9 | cam.ac.uk | 8.87/10 | 208,200 | 35,354 | Jul 2026 |
| 10 | heart.org | 8.85/10 | 3,203,900 | 465,174 | Dec 2022 |
| 11 | illinois.edu | 8.83/10 | 47,000 | 4,065 | Dec 2022 |
| 12 | nejm.org | 8.81/10 | 541,200 | 217,655 | Apr 2024 |
| 13 | gouv.qc.ca | 8.77/10 | - | - | Oct 2025 |
| 14 | bu.edu | 8.77/10 | 813,200 | 295,729 | Dec 2022 |
| 15 | osu.edu | 8.76/10 | 163,600 | 14,045 | Dec 2022 |
| 16 | rutgers.edu | 8.75/10 | 147,400 | 31,478 | Dec 2022 |
| 17 | brown.edu | 8.73/10 | 377,100 | 26,065 | Dec 2022 |
| 18 | virginia.edu | 8.73/10 | 265,200 | 11,663 | Dec 2022 |
| 19 | bnf.fr | 8.72/10 | 6,300 | 1,597 | Dec 2022 |
| 20 | colorado.edu | 8.72/10 | 591,600 | 213,520 | Dec 2022 |
| 21 | mcgill.ca | 8.70/10 | 403,000 | 145,097 | Dec 2022 |
| 22 | tufts.edu | 8.68/10 | 98,500 | 9,726 | Dec 2022 |
| 23 | uq.edu.au | 8.65/10 | 9,700 | 1,554 | Feb 2023 |
| 24 | vt.edu | 8.64/10 | 215,800 | 25,974 | Oct 2025 |
| 25 | gwu.edu | 8.64/10 | 257,600 | 13,986 | May 2024 |
| 26 | oregonstate.edu | 8.63/10 | 88,700 | 11,290 | Mar 2026 |
| 27 | dartmouth.edu | 8.60/10 | 38,300 | 13,550 | Dec 2022 |
| 28 | ucm.es | 8.60/10 | 15,000 | 16,497 | Dec 2022 |
| 29 | kyoto-u.ac.jp | 8.57/10 | 4,800 | 3,548 | Mar 2025 |
| 30 | dhl.com | 8.56/10 | 1,187,200 | 132,595 | Dec 2022 |
| 31 | belgium.be | 8.55/10 | 20,400 | 1,736 | Dec 2022 |
| 32 | uoregon.edu | 8.55/10 | 156,600 | 8,876 | Dec 2022 |
| 33 | tass.ru | 8.54/10 | 3,700 | 387 | Dec 2022 |
| 34 | ucr.edu | 8.53/10 | 112,800 | 12,297 | Sep 2024 |
| 35 | unizar.es | 8.51/10 | 280 | 138 | Feb 2026 |
| 36 | az.gov | 8.51/10 | 28,300 | 6,807 | Dec 2022 |
| 37 | gov.wales | 8.48/10 | 37,700 | 16,015 | Dec 2022 |
| 38 | startribune.com | 8.45/10 | 428,300 | 293,895 | Dec 2022 |
| 39 | uh.edu | 8.44/10 | 390,700 | 110,894 | Aug 2026 |
| 40 | us.es | 8.43/10 | 1,400 | 3,306 | Dec 2022 |
| 41 | exlibrisgroup.com | 8.39/10 | 2,400 | 392 | Dec 2022 |
| 42 | ugr.es | 8.38/10 | 8,500 | 8,711 | Dec 2022 |
| 43 | umu.se | 8.37/10 | 3,300 | 3,203 | Dec 2022 |
| 44 | tau.ac.il | 8.35/10 | 5,100 | 4,286 | Dec 2022 |
| 45 | tulane.edu | 8.35/10 | 118,700 | 4,507 | Dec 2022 |
| 46 | dal.ca | 8.30/10 | 26,100 | 12,945 | Oct 2023 |
| 47 | cervantes.es | 8.29/10 | 1,000 | 630 | May 2024 |
| 48 | kyushu-u.ac.jp | 8.28/10 | 680 | 731 | Jan 2023 |
| 49 | fiocruz.br | 8.27/10 | 500 | 722 | Dec 2022 |
| 50 | fau.de | 8.26/10 | 1,600 | 2,394 | Dec 2022 |
| 51 | mercedes-benz.com | 8.25/10 | 186,400 | 15,625 | Dec 2022 |
| 52 | nutrition.org | 8.25/10 | 23,900 | 7,746 | Jul 2023 |
| 53 | mayo.edu | 8.23/10 | 122,500 | 20,747 | Dec 2022 |
| 54 | usal.es | 8.22/10 | 3,200 | 1,130 | Dec 2022 |
| 55 | unige.it | 8.18/10 | 4,100 | 1,729 | Dec 2022 |
| 56 | education.gov.uk | 8.15/10 | - | - | Dec 2022 |
| 57 | ntnu.no | 8.14/10 | 4,600 | 1,879 | Dec 2022 |
| 58 | post.ch | 8.13/10 | 7,300 | 4,532 | Dec 2022 |
| 59 | kent.ac.uk | 8.11/10 | 12,400 | 7,038 | Dec 2022 |
| 60 | auth.gr | 8.11/10 | 1,900 | 302 | Dec 2022 |
| 61 | unina.it | 8.10/10 | 2,800 | 1,842 | Dec 2022 |
| 62 | facs.org | 8.07/10 | 132,400 | 62,821 | Dec 2022 |
| 63 | ut.ee | 8.05/10 | 1,200 | 561 | Dec 2022 |
| 64 | uidaho.edu | 8.05/10 | 70,400 | 37,519 | Feb 2025 |
| 65 | uni-augsburg.de | 8.05/10 | 930 | 889 | Feb 2023 |
| 66 | elte.hu | 8.04/10 | 1,100 | 915 | Dec 2022 |
| 67 | krone.at | 8.04/10 | 8,900 | 9,317 | Dec 2022 |
| 68 | bcm.edu | 8.04/10 | 358,700 | 138,238 | Dec 2022 |
| 69 | utu.fi | 8.02/10 | 2,000 | 1,036 | Nov 2023 |
| 70 | ntua.gr | 8.01/10 | 1,000 | 53 | Dec 2022 |
| 71 | intoday.in | 7.99/10 | - | - | Dec 2022 |
| 72 | aaaai.org | 7.98/10 | 277,800 | 64,502 | May 2024 |
| 73 | upmc.com | 7.96/10 | 705,800 | 200,553 | May 2024 |
| 74 | castillalamancha.es | 7.92/10 | 1,600 | 3,617 | Aug 2024 |
| 75 | uji.es | 7.92/10 | 210 | 128 | May 2026 |
| 76 | abajournal.com | 7.89/10 | 26,200 | 21,376 | Dec 2022 |
| 77 | snhu.edu | 7.89/10 | 836,000 | 114,261 | May 2024 |
| 78 | acaai.org | 7.88/10 | 248,800 | 45,245 | Dec 2022 |
| 79 | parkinson.org | 7.88/10 | 49,900 | 23,165 | May 2024 |
| 80 | mmu.ac.uk | 7.86/10 | 23,400 | 6,824 | Dec 2022 |
| 81 | bucknell.edu | 7.85/10 | 115,600 | 16,672 | Jan 2026 |
| 82 | srce.hr | 7.84/10 | - | - | Dec 2022 |
| 83 | ull.es | 7.83/10 | 990 | 2,183 | Nov 2024 |
| 84 | dhbw.de | 7.82/10 | 170 | 74 | Nov 2024 |
| 85 | bme.hu | 7.81/10 | 1,300 | 299 | Dec 2022 |
| 86 | nccn.org | 7.80/10 | 47,100 | 24,188 | May 2024 |
| 87 | leuphana.de | 7.79/10 | 590 | 580 | Apr 2023 |
| 88 | utsouthwestern.edu | 7.79/10 | 128,000 | 52,913 | May 2024 |
| 89 | ujaen.es | 7.79/10 | 350 | 622 | Dec 2022 |
| 90 | cityoflondon.gov.uk | 7.76/10 | 53,900 | 5,991 | Dec 2022 |
| 91 | milwaukee.gov | 7.76/10 | 5,000 | 1,212 | Dec 2022 |
| 92 | sutterhealth.org | 7.70/10 | 531,300 | 219,661 | May 2023 |
| 93 | houstonmethodist.org | 7.70/10 | 510,700 | 180,501 | Dec 2022 |
| 94 | th-koeln.de | 7.69/10 | 1,300 | 802 | Dec 2022 |
| 95 | uni-weimar.de | 7.69/10 | 1,100 | 947 | May 2023 |
| 96 | mariecurie.org.uk | 7.66/10 | 48,800 | 13,217 | May 2026 |
| 97 | idsociety.org | 7.66/10 | 81,800 | 40,895 | Aug 2023 |
| 98 | fjc.gov | 7.66/10 | 238,000 | 29,880 | Dec 2022 |
| 99 | thoracic.org | 7.63/10 | 44,800 | 13,606 | Jun 2024 |
| 100 | mcw.edu | 7.63/10 | 79,500 | 37,484 | Dec 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) →
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