Technology · Web server extensions
1,301 websites in the live index use Shelf as of October 2026. Download the full list of Shelf websites with website, company, country and language.
SourceAs of October 28, 2026, TechLeads detects Shelf on 1,301 websites: 0.48% of Web server extensions detections, the 9th most-used of 12 Web server extensions technologies we track.
Sample results for Shelf. Description is shown under each title.
| Rank | Website | Title · Description | Company | Country | Language |
|---|---|---|---|---|---|
| #8,536 | pub.dev | The official repository for Dart and Flutter packages.Pub is the package manager for the Dart programming language, containing reusable libraries & packages for Flutter and general Dart programs. | - | - | - |
| #31,719 | reqable.com | Reqable · API Debugging Proxy & REST ClientEnhance your API development with a powerful tool that combines HTTP(s) debugging proxy and REST client, for Windows, Mac, Linux, Android and iOS. | Reqable | - | - |
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The most-used Web server extensions technologies in the TechLeads index, by number of websites. Shelf accounts for 0.48% of Web server extensions detections (1,301 websites).
TechLeads scans public websites and identifies Shelf from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 28, 2026. Counts only include websites we have scanned, so they can differ from other providers.
The TechLeads live index currently lists 1,301 websites using Shelf. Open the sample table on this page or download the lead list.
The chart on this page is monthly HTTP Archive crawl detections for Shelf, compared with other Web Server Extensions technologies. It is not the TechLeads live index.
In the same HTTP Archive category, Shelf is charted against OpenSSL, Engintron, mod_ssl, mod_perl, mod_jk. Live-index co-occurrence on this page is a separate signal.
Companies and websites using Shelf in the TechLeads index include pub.dev, reqable.com. The full list of 1,301 websites, with company name, country and language, is available as a CSV export.
By number of websites in the TechLeads index, the most-used Web server extensions alternatives to Shelf are OpenSSL (239,371), mod_ssl (7,041), mod_perl (6,531).
TechLeads scans public websites and matches Shelf by signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily.
| 2,778 |
| 1.0% |
| 07 | mod_rails | 2,051 | 0.75% |
|---|
| 08 | mod_rack | 2,051 | 0.75% |
|---|
Yes. A one-time Shelf dataset is $29 as a CSV. The Growth plan ($79/mo) covers 10 technologies with recurring exports, alerts and API access.
Top-ranked sites on ShelfRank
Monthly detections of Shelf in the HTTP Archive crawl. This is historical crawl coverage, not the TechLeads live website index.
Same HTTP Archive category (Web Server Extensions), not the whole web. Toggle competitors on or off.
Optional rank bands from the crawl (top 1k through long tail). Missing months are crawl gaps, not uninstalls.
Rank-band history is not available for this technology.
Technologies most frequently detected on the same websites as Shelf. Counts are websites in the live index.
Sites where we first detected Shelf, by week (UTC, weeks start Monday). These are newly detected sites, and the counts follow our discovery coverage.
372
sites newly detected in the last 12 weeks
Shelf is a server framework for Dart.
Our comprehensive database contains 1,301 websites using Shelf, making it the most complete Shelf sites list available. This Shelf customer websites directory helps businesses detect websites using Shelf and identify potential leads.
Websites using Shelf commonly also use Dart, HTTP/3, Bootstrap, Google Font API, Google Cloud — reflecting typical Shelf technology stacks.
Our Shelf technology detection system scans millions of websites to identify those powered by Shelf. This list of sites with Shelf includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with Shelf or exploring Shelf adoption trends, our database provides comprehensive insights.
Each entry in our Shelf sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using Shelf and reach out to potential customers or partners.
Get instant access to the full list of sites with Shelf in CSV format. Our dataset includes all 1,301 Shelf customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest Shelf powered websites.
