As of October 9, 2026, Gatsby JS is used by 112,031 websites in the TechLeads index: 0.97% of all Framework detections, the 9th most-used of 74 Framework technologies.
Quoting these numbers? Credit TechLeads with a link to this page.
Citation
TechLeads. "Gatsby JS Customers and Market Share." Data as of October 9, 2026. https://techleads.fyi/technology/gatsby-js/market-shareHTML link
<a href="https://techleads.fyi/technology/gatsby-js/market-share">Gatsby JS market share (TechLeads data)</a>Websites using each technology in the TechLeads index, and its share of all Framework detections.
| # | Technology | Websites | Share |
|---|---|---|---|
| 1 | core-js | 9,046,688 | 78.0% |
| 2 | UIKit | 538,773 | 4.6% |
| 3 | Babel | 359,471 | 3.1% |
| 4 | Handlebars | 251,212 | 2.2% |
| 5 | Mustache | 247,004 | 2.1% |
| 6 | Shockwave Flash Embed | 176,574 | 1.5% |
| 7 | GlobalSign Domain Verification |
Based on country-code domains (such as .de or .co.uk); websites on .com and other generic domains are not assigned a country.
See all 112,031 websites using Gatsby JS or download the full list as a CSV for $29.
TechLeads scans public websites and detects Gatsby JS from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Market share is Gatsby JS's website count divided by the website counts of all Framework technologies we track; a site using two Framework tools counts for both. Counts were last refreshed on October 9, 2026 and update daily.
| 163,960 |
| 1.4% |
| 8 | Facebook Domain Verification | 147,435 | 1.3% |
| 9 | Gatsby JS | 112,031 | 0.97% |
| 10 | Material Design Lite | 92,031 | 0.79% |
| 11 | ASP.NET MVC | 76,903 | 0.66% |
| 12 | OneTrust Domain Verification | 63,586 | 0.55% |
| 13 | Adobe Dreamweaver | 61,463 | 0.53% |
| 14 | skelJS | 36,255 | 0.31% |
| 15 | Less | 34,467 | 0.30% |
| 16 | Telerik Controls | 30,540 | 0.26% |
| 17 | MUI CSS | 26,553 | 0.23% |
| 18 | Material Design for Bootstrap | 13,860 | 0.12% |
| 19 | Engintron | 12,912 | 0.11% |
| 20 | BootstrapMade | 11,707 | 0.10% |
| 21 | Start Bootstrap | 11,191 | 0.10% |
Rows link to each competitor's market share page where one exists. The table lists the 21 most-used technologies; ranks are by website count.