Websites Powered by Sapper
1,026 websites tracked using Sapper (Web frameworks) · sapper.svelte.dev
Sapper is a web application framework used to build the site's backend. Its official site is sapper.svelte.dev. PoweredBy tracks the websites that use Sapper across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the web frameworks ecosystem.
Usage trend
200
400
600
Oct 2019
Jul 2021
Mar 2023
Dec 2024
Aug 2026
Domains observed using Sapper in each month's HTTP Archive crawl,
Oct 2019 to Aug 2026 · peak 527 in Aug 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.8 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 368 Sapper sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
205
Germany
102
United Kingdom
99
Canada
93
India
87
France
80
Netherlands
75
Spain
72
Sites using Sapper by audience country, Chrome UX Report.
Top sites by authority
9+
<1% · 1 of 372 sites
8+
<1% · 2 of 7,677 sites
7+
<1% · 8 of 45,712 sites
6+
<1% · 15 of 110,136 sites
5+
<1% · 18 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Sapper in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Sapper
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 101 | hs-ps.com | 0.50/10 | - | - | Aug 2022 |
| 102 | hug-foodservice.ch | 3.39/10 | - | - | Aug 2022 |
| 103 | inhalopedia.ca | 0.82/10 | - | - | Apr 2024 |
| 104 | integration.org | 2.23/10 | - | - | Aug 2022 |
| 105 | iqtrading.pro | - | - | - | Jan 2025 |
| 106 | iqtrading.today | 0.25/10 | - | - | Oct 2022 |
| 107 | jajawein.de | 2.68/10 | - | - | Sep 2021 |
| 108 | johnells.se | 4.25/10 | - | - | Nov 2020 |
| 109 | kantiknef.com | - | - | - | Oct 2025 |
| 110 | kidzania.ru | 3.00/10 | - | - | May 2021 |
| 111 | kleintierpraxis-cremlingen.de | 1.47/10 | - | - | Sep 2021 |
| 112 | kooba.ie | 3.25/10 | - | - | Jul 2022 |
| 113 | kunapak.com | 0.20/10 | - | - | Mar 2022 |
| 114 | kunstavgiften.no | 2.41/10 | - | - | Dec 2022 |
| 115 | learnatthrive.com | 0.36/10 | - | - | Nov 2023 |
| 116 | librelingo.app | 2.95/10 | - | - | Apr 2020 |
| 117 | liljeholmen.nu | 2.04/10 | - | - | Apr 2021 |
| 118 | littlewandle.org.uk | 4.64/10 | - | - | Jul 2025 |
| 119 | lorembarnak.com | 0.83/10 | - | - | Dec 2020 |
| 120 | luoco.co | 0.28/10 | - | - | Sep 2021 |
| 121 | massshootingtracker.site | 3.27/10 | - | - | May 2021 |
| 122 | mc-daniel.ru | 0.91/10 | - | - | Mar 2021 |
| 123 | mcavicenna.ru | 1.91/10 | - | - | Aug 2022 |
| 124 | melhorcompraclube.com.br | 0.71/10 | - | - | Dec 2020 |
| 125 | missionvistaacademy.org | 1.68/10 | - | - | Sep 2024 |
| 126 | mndschool.org | 1.16/10 | - | - | Sep 2024 |
| 127 | monarchbali.com | 0.19/10 | - | - | Oct 2021 |
| 128 | monquartierenboite.com | 0.63/10 | - | - | May 2021 |
| 129 | montessoritools.org | 0.24/10 | - | - | Mar 2021 |
| 130 | musicforprogramming.net | 4.69/10 | - | - | Jan 2022 |
| 131 | myfretboardtrainer.com | 0.70/10 | - | - | Oct 2024 |
| 132 | myowntel.net.au | 1.56/10 | - | - | Nov 2020 |
| 133 | navigacecesky.cz | 0.73/10 | - | - | Mar 2022 |
| 134 | negus-app.com | 0.28/10 | - | - | Jun 2025 |
| 135 | nibr.com | 4.69/10 | - | - | Aug 2022 |
| 136 | notasparamelodica.com | 0.10/10 | - | - | Sep 2020 |
| 137 | novosst.com | 2.54/10 | - | - | Jun 2021 |
| 138 | oclockeventos.com.co | 0.25/10 | - | - | Oct 2021 |
| 139 | ofof.nl | 1.25/10 | - | - | Apr 2020 |
| 140 | on-site.tokyo | 0.40/10 | - | - | Nov 2022 |
| 141 | orderwhizz.com | 0.94/10 | - | - | Aug 2022 |
| 142 | osteo7-7.ch | 1.80/10 | - | - | Oct 2019 |
| 143 | pacificcoastacademy.org | 2.62/10 | - | - | Jul 2021 |
| 144 | pacificcollegiate.com | 1.73/10 | - | - | Aug 2023 |
| 145 | patrimoinevivant.qc.ca | 4.08/10 | - | - | Jun 2022 |
| 146 | pentcloud.com | 0.29/10 | - | - | Oct 2022 |
| 147 | pgs40.ru | 0.24/10 | - | - | Jan 2022 |
| 148 | phin.org.uk | 5.28/10 | 620 | 863 | Aug 2021 |
| 149 | platto.ai | 1.46/10 | - | - | Jul 2024 |
| 150 | plij.or.jp | 4.41/10 | - | - | Sep 2022 |
| 151 | plinkysynth.com | 1.68/10 | - | - | Mar 2021 |
| 152 | que-ricas.com | 0.29/10 | - | - | Mar 2021 |
| 153 | redclinic.ru | 1.67/10 | - | - | Jan 2025 |
| 154 | redditpx.com | 0.12/10 | - | - | Sep 2021 |
| 155 | riveroakscharter.com | 0.71/10 | - | - | Aug 2023 |
| 156 | rsnubanyuwangi.co.id | 0.30/10 | - | - | Dec 2022 |
| 157 | russiancast.club | 2.44/10 | - | - | Sep 2020 |
| 158 | sacredheartschool.net | 0.55/10 | - | - | Oct 2022 |
| 159 | saintgregorychurch.org | 1.83/10 | - | - | Sep 2022 |
| 160 | saintpatricksacademy.net | 0.58/10 | - | - | Sep 2022 |
| 161 | saintrobert-school.org | 1.19/10 | - | - | Oct 2022 |
| 162 | saltmag.ru | 1.95/10 | - | - | Nov 2019 |
| 163 | saylesschool.org | 2.16/10 | - | - | Aug 2022 |
| 164 | schoenmakerijluc.be | 0.59/10 | - | - | Sep 2025 |
| 165 | scodle.com | 0.39/10 | - | - | Dec 2024 |
| 166 | sembolfal.com | 0.63/10 | - | - | Mar 2021 |
| 167 | shlyapka.com | 0.97/10 | - | - | Sep 2021 |
| 168 | sjmshondabanyuwangi.com | 0.10/10 | - | - | Aug 2022 |
| 169 | sjsdavis.com | 1.02/10 | - | - | Dec 2022 |
| 170 | sojournertruthacademy.org | 1.40/10 | - | - | Jul 2024 |
| 171 | spiltan.se | 3.73/10 | - | - | Nov 2021 |
| 172 | spsv.org | 2.44/10 | - | - | Aug 2023 |
| 173 | sspeterpaulsf.org | 2.36/10 | - | - | Nov 2022 |
| 174 | stanselmschool.com | 1.26/10 | - | - | Oct 2022 |
| 175 | stceciliaschool.org | 1.46/10 | - | - | Oct 2022 |
| 176 | stgabrielsf.com | 0.85/10 | - | - | Aug 2022 |
| 177 | stjosephalameda.org | 1.03/10 | - | - | Feb 2024 |
| 178 | stock-special.com | - | - | - | Jan 2022 |
| 179 | strangy.com | 0.31/10 | - | - | Nov 2022 |
| 180 | svfsvallejo.org | 1.41/10 | - | - | Oct 2022 |
| 181 | tagplus.com.br | 3.29/10 | - | - | Sep 2022 |
| 182 | thecornerstoneschool.org | 1.30/10 | - | - | Nov 2023 |
| 183 | thehotdogger.com | 1.11/10 | - | - | Aug 2024 |
| 184 | thespringhillschool.org | 1.50/10 | - | - | Aug 2022 |
| 185 | totstream.com | 0.10/10 | - | - | Apr 2022 |
| 186 | trackmeetings.info | 0.90/10 | - | - | Sep 2022 |
| 187 | tudorhouseliquorstore.com | 0.68/10 | - | - | Mar 2022 |
| 188 | tunisiedemenagement.com | 0.46/10 | - | - | Apr 2022 |
| 189 | unej.id | 0.86/10 | - | - | Aug 2023 |
| 190 | unesco-welterbetag.de | 5.28/10 | 45 | 34 | Aug 2022 |
| 191 | uniformhero.com.au | 0.40/10 | - | - | Aug 2022 |
| 192 | uratushi.by | 0.44/10 | - | - | Sep 2021 |
| 193 | vbtmakelaars.nl | 3.47/10 | - | - | Mar 2021 |
| 194 | videofizz.com | 2.70/10 | - | - | Jul 2021 |
| 195 | wallbaby.com | 1.40/10 | - | - | Mar 2022 |
| 196 | wascouhsd.org | 2.09/10 | - | - | Jul 2025 |
| 197 | westcoastliquor.com | 0.50/10 | - | - | May 2020 |
| 198 | willametteleadershipacademy.net | 0.36/10 | - | - | Mar 2026 |
| 199 | xn--90abb0cal0gub.xn--p1ai | 2.53/10 | - | - | Jan 2021 |
| 200 | yummy.dev | - | - | - | Aug 2025 |
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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