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
Core Web Vitals
Median site among 361 Sapper sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
197
Germany
99
United Kingdom
95
Canada
94
India
90
France
79
Netherlands
74
Spain
70
Sites using Sapper by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Education | 0.10% | 63 |
| Finance and insurance | <0.01% | 1 |
| Travel and hospitality | <0.01% | 2 |
| Restaurants and food | <0.01% | 2 |
| Healthcare | <0.01% | 1 |
| Software and apps | <0.01% | 1 |
| Retail | <0.01% | 1 |
Share of each industry's websites with a detected stack that use Sapper; industries come from what sites declare in their own structured data.
Top sites by authority
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 |
|---|---|---|---|---|---|
| 201 | oclockeventos.com.co | 0.25/10 | - | - | Oct 2021 |
| 202 | iqtrading.today | 0.25/10 | - | - | Oct 2022 |
| 203 | montessoritools.org | 0.24/10 | - | - | Mar 2021 |
| 204 | pgs40.ru | 0.24/10 | - | - | Jan 2022 |
| 205 | srssoccer.org | 0.23/10 | - | - | Jun 2025 |
| 206 | kunapak.com | 0.20/10 | - | - | Mar 2022 |
| 207 | monarchbali.com | 0.19/10 | - | - | Oct 2021 |
| 208 | booqr.me | 0.18/10 | - | - | Jul 2020 |
| 209 | roamingcoffee.com | 0.14/10 | - | - | Jun 2024 |
| 210 | redditpx.com | 0.12/10 | - | - | Sep 2021 |
| 211 | ccafla.com | 0.12/10 | - | - | Aug 2023 |
| 212 | depatu.com | 0.11/10 | - | - | Nov 2020 |
| 213 | andesdelmaipo.com | 0.11/10 | 5 | 24 | Oct 2021 |
| 214 | eroticaudit.com | 0.11/10 | - | - | Sep 2021 |
| 215 | parksteele.com | 0.10/10 | - | - | Mar 2026 |
| 216 | exclusivas2r.com | 0.10/10 | - | - | Jun 2021 |
| 217 | sjmshondabanyuwangi.com | 0.10/10 | - | - | Aug 2022 |
| 218 | ex-nova.com | 0.10/10 | - | - | Mar 2023 |
| 219 | notasparamelodica.com | 0.10/10 | - | - | Sep 2020 |
| 220 | theiqoption.com | 0.10/10 | - | - | Apr 2022 |
| 221 | totstream.com | 0.10/10 | - | - | Apr 2022 |
| 222 | only-songs.ru | 0.09/10 | - | - | Sep 2025 |
| 223 | madlenka.biz | 0.09/10 | - | - | Aug 2022 |
| 224 | casanare.travel | - | - | - | Feb 2024 |
| 225 | ilearnacademycharterschool.org | - | - | - | Sep 2025 |
| 226 | iqtrading.pro | - | - | - | Jan 2025 |
| 227 | kantiknef.com | - | - | - | Oct 2025 |
| 228 | myremoteserenity.com | - | - | - | Mar 2022 |
| 229 | stock-special.com | - | - | - | Jan 2022 |
| 230 | yummy.dev | - | - | - | Aug 2025 |
| 231 | experientiallabs.ai | - | - | - | Oct 2026 |
| 232 | pent.cloud | - | - | - | Sep 2026 |
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) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
Compare Sapper
- Sapper vs Microsoft ASP.NET
- Sapper vs Laravel
- Sapper vs Ruby on Rails
- Sapper vs Express
- Sapper vs CodeIgniter