Website List By Technology API

Website List By Technology API is a RESTful API that allows you to retrieve a list of websites built with specific technologies.
Advanced Plan Required
The Stackcrawler API is available on the Advanced Plan.

Endpoint

POSThttps://api.stackcrawler.com/v1/websites-by-technology

Request body

NameRequiredDescription
technologyYesThe technology to search for websites built with. Available slugs: all-in-one-seoapacheastraastroavadabeaver-builderbigcommercebootstrapbrizybubble-iobubbleiobugsnagbuilderallcaddycanvacargo-siteclaritycloudflarecloudfrontdividocusaurusdrupaldudaeasy-digital-downloadsecwidelementoreleventyexpressfeather-notion-website-builderfeatherflowbiteflywheelfont-awesomeframerframer-hostinggatsbygeneratepressghostgithub-pagesgodaddy-website-buildergoogle-adsgoogle-analyticsgoogle-fontsgoogle-tag-managergravity-formsgridsomegsaphandlebarsherokuhostingerhotjarhubspothugoinspectletjekylljoomlajquerykadence-blockslitespeedlitespeed-cachemagentomaterializemediavinemicrosoft-iismouseflownetlifynetlify-cdnnextjsnginxnotionnuxtjsodooopencartopenrestyoxygenplausiblepodiaprestashopprismicradixrank-mathreactreadymagsanitysentryshopifyshopify-hostingshowitsimple-inksite123siteoriginslider-revolutionspectrasplitbeesquarespacesquarespace-commercesquarespace-hostingstrikinglysucurisupersveltesveltekittailwind-cssthreejstildaueniunbouncevarnishvercelvitepressvuew3-total-cacheweb-comwebflowwebflow-ecommercewebflow-hostingwebnodeweeblywixwix-commercewix-pepyakawoocommercewordpresswp-enginewp-rocketwpbakerywpformsyoast
languagesNoFilter websites by language. E.g. {languages:"en"}
tldsNoComma-separated list of TLDs to filter websites by. E.g. {tlds:"com,org,net"}
keywordsNoKeywords to filter websites by. Keywords searches URL, title, and meta description. E.g. {keywords:"blog,shop"}
minPerformanceScoreNoMinimum Lighthouse performance score (0-100) to filter websites by.
maxPerformanceScoreNoMaximum Lighthouse performance score (0-100) to filter websites by.
minAccessibilityScoreNoMinimum Lighthouse accessibility score (0-100) to filter websites by.
maxAccessibilityScoreNoMaximum Lighthouse accessibility score (0-100) to filter websites by.
minBestPracticesScoreNoMinimum Lighthouse best practices score (0-100) to filter websites by.
maxBestPracticesScoreNoMaximum Lighthouse best practices score (0-100) to filter websites by.
minSeoScoreNoMinimum Lighthouse SEO score (0-100) to filter websites by.
maxSeoScoreNoMaximum Lighthouse SEO score (0-100) to filter websites by.

Query parameters

NameDescription
pageNoThe page number for pagination. Defaults to 1.
limitNoThe number of results to return per page. Defaults to 10, maximum is 100.

Response body

NameDescription
websitesAn array of websites built with the given technology. Each website object contains the following fields:
  • url: The URL of the website.
  • language: The language of the website.
  • title: The title of the website.
  • metaDescription: The meta description of the website.
  • pagespeedPerformanceScore: The Lighthouse performance score of the website.
  • pagespeedAccessibilityScore: The Lighthouse accessibility score of the website.
  • pagespeedBestPracticesScore: The Lighthouse best practices score of the website.
  • pagespeedSEOScore: The Lighthouse SEO score of the website.
  • contactEmail: The contact email for the website.
  • contactPhone: The contact phone number for the website.
  • websiteCategory: The category of the website.
  • facebookUrl: The Facebook page URL for the website.
  • githubUrl: The GitHub profile URL for the website.
  • instagramUrl: The Instagram profile URL for the website.
  • linkedinUrl: The LinkedIn profile URL for the website.
  • pinterestUrl: The Pinterest profile URL for the website.
  • tiktokUrl: The TikTok profile URL for the website.
  • twitterUrl: The Twitter profile URL for the website.
  • youtubeUrl: The YouTube channel URL for the website.
  • pagespeedLastCrawl: The date of the last pagespeed crawl for the website.
  • technologies: An array of technologies detected on the website.
totalWebsitesThe total number of websites found for the given technology.
maxPagesThe maximum number of pages available for the given technology and filters.

Example request

curl --location 'https://api.stackcrawler.com/v1/websites-by-technology?page=1&limit=1' --header 'Content-Type: application/json' --header 'Authorization: Bearer [YOUR_API_KEY_HERE]' --data '{
    "technology": "nextjs"
}'

Example response

{
    "websites": [
        {
            "url": "https://stackcrawler.com",
            "language": "English",
            "title": "Stackcrawler - Free website platform checker",
            "metaDescription": "Stackcrawler is a free website platform checker. Our free website profiling service provides detailed insight into competitors' website stacks.",
            "pagespeedPerformanceScore": 93,
            "pagespeedAccessibilityScore": 90,
            "pagespeedBestPracticesScore": 96,
            "pagespeedSEOScore": 100,
            "contactEmail": "",
            "contactPhone": "",
            "websiteCategory": "Web Development Agencies",
            "facebookUrl": "",
            "githubUrl": null,
            "instagramUrl": "",
            "linkedinUrl": "",
            "pinterestUrl": "",
            "tiktokUrl": "",
            "twitterUrl": "",
            "youtubeUrl": "",
            "pagespeedLastCrawl": "2025-12-25T01:38:49.757Z",
            "technologies": [
                {
                    "name": "WordPress",
                    "slug": "wordpress",
                    "url": "https://wordpress.org/"
                },
                {
                    "name": "Yoast",
                    "slug": "yoast",
                    "url": "https://yoast.com/"
                },
                {
                    "name": "Google Analytics",
                    "slug": "google-analytics",
                    "url": "https://analytics.google.com/"
                },
                {
                    "name": "Google Tag Manager",
                    "slug": "google-tag-manager",
                    "url": "https://tagmanager.google.com/"
                },
                {
                    "name": "Clarity",
                    "slug": "clarity",
                    "url": "https://clarity.microsoft.com/"
                },
                {
                    "name": "React",
                    "slug": "react",
                    "url": "https://reactjs.org/"
                },
                {
                    "name": "Next.js",
                    "slug": "nextjs",
                    "url": "https://nextjs.org/"
                },
                {
                    "name": "jQuery",
                    "slug": "jquery",
                    "url": "https://jquery.com/"
                },
                {
                    "name": "Cloudflare",
                    "slug": "cloudflare",
                    "url": "https://www.cloudflare.com/"
                },
                {
                    "name": "Font Awesome",
                    "slug": "font-awesome",
                    "url": "https://fontawesome.com/"
                },
                {
                    "name": "Tailwind CSS",
                    "slug": "tailwind-css",
                    "url": "https://tailwindcss.com/"
                },
                {
                    "name": "Google Fonts",
                    "slug": "google-fonts",
                    "url": "https://fonts.google.com/"
                },
                {
                    "name": "Radix",
                    "slug": "radix",
                    "url": "https://www.radix-ui.com/"
                }
            ]
        }
    ],
    "totalWebsites": 2,
    "maxPages": 2
}