Fastly Usage Statistics · Download List of All Websites using Fastly
Real-time Analytics and CDN platform. Analyze your web and server traffic patterns in real-time.
Application Performance
Element.io Usage Statistics · Download List of All Websites using Element.io
Matrix-based end-to-end encrypted messenger.
Live Chat
Google Font API Usage Statistics · Download List of All Websites using Google Font API
The Google Font API helps you add web fonts to any web page.
Fonts
CrUX Dataset Usage Statistics · Download List of All Websites using CrUX Dataset
CrUX is a data collection system that gathers information about how real users interact with websites. This website is included in the user experiences data gathered from Google Chrome and thus considered sufficiently popular on the Internet.
CrUX Top 50m Usage Statistics · Download List of All Websites using CrUX Top 50m
Relative measure of site popularity within the CrUX dataset, measured by the total number of navigations on the origin. This site is in the top 50 million.
CrUX Top 10m Usage Statistics · Download List of All Websites using CrUX Top 10m
Relative measure of site popularity within the CrUX dataset, measured by the total number of navigations on the origin. This site is in the top 10 million.
CrUX Top 5m Usage Statistics · Download List of All Websites using CrUX Top 5m
Relative measure of site popularity within the CrUX dataset, measured by the total number of navigations on the origin. This site is in the top 5 million.
Cloudflare Radar Usage Statistics · Download List of All Websites using Cloudflare Radar
The website appears on the Cloudflare Radar Top 1m sites list
Cloudflare Radar Top 500k Usage Statistics · Download List of All Websites using Cloudflare Radar Top 500k
The website appears in the Cloudflare Radar Top 500,000.
English - Inferred Usage Statistics · Download List of All Websites using English - Inferred
Based on the title and description text the website content is potentially English.
Apple Mobile Web Clips Icon Usage Statistics · Download List of All Websites using Apple Mobile Web Clips Icon
This page contains an icon for iPhone, iPad and iTouch devices.
Viewport Meta Usage Statistics · Download List of All Websites using Viewport Meta
This page uses the viewport meta tag which means the content may be optimized for mobile content.
IPhone / Mobile Compatible Usage Statistics · Download List of All Websites using IPhone / Mobile Compatible
The website contains code that allows the page to support IPhone / Mobile Content.
AJAX Libraries API Usage Statistics · Download List of All Websites using AJAX Libraries API
The AJAX Libraries API is a content distribution network and loading architecture for the most popular, open source JavaScript libraries.
jQuery Usage Statistics · Download List of All Websites using jQuery
JQuery is a fast, concise, JavaScript Library that simplifies how you traverse HTML documents, handle events, perform animations, and add Ajax interactions to your web pages. jQuery is designed to change the way that you write JavaScript.
JavaScript Library
jQuery 3.1.1 Usage Statistics · Download List of All Websites using jQuery 3.1.1
jQuery version 3.1.1
Google Hosted Libraries Usage Statistics · Download List of All Websites using Google Hosted Libraries
Google Hosted Libraries is a globally available content distribution network for the most popular, open-source JavaScript libraries.
Google Hosted jQuery Usage Statistics · Download List of All Websites using Google Hosted jQuery
jQuery hosted at Google.
es6 promise Usage Statistics · Download List of All Websites using es6 promise
A polyfill for ES6-style Promises.
Magnific Popup Usage Statistics · Download List of All Websites using Magnific Popup
Magnific Popup is a responsive lightbox & dialog script.
Handlebars Usage Statistics · Download List of All Websites using Handlebars
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration.
Framework
Intersection Observer Usage Statistics · Download List of All Websites using Intersection Observer
API that can be used to understand the visibility and position of DOM elements relative to a containing element or to the top-level viewport.
WebAuthn Usage Statistics · Download List of All Websites using WebAuthn
WebAuthn API enables web applications to create and use strong, public key-based credentials for authenticating users. Google and Apple use WebAuthn to support Passkeys.
Moment JS Usage Statistics · Download List of All Websites using Moment JS
moment.js is a date library for parsing, validating, manipulating, and formatting dates.
Events Page Usage Statistics · Download List of All Websites using Events Page
The website contains a link to an "Events" or "Calendar" page.
Members Page Usage Statistics · Download List of All Websites using Members Page
The website contains a link to a members page or a members portal type or a membership page.
Twitter Usage Statistics · Download List of All Websites using Twitter
The website mentions twitter.com in some form.
GitHub Usage Statistics · Download List of All Websites using GitHub
The website mentions github.com in some form.
Namecheap DNS Usage Statistics · Download List of All Websites using Namecheap DNS
DNS services provided by Namecheap.
Namecheap Usage Statistics · Download List of All Websites using Namecheap
Namecheap email hosting solution.
Web Hosting Provider Email
SPF Usage Statistics · Download List of All Websites using SPF
The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.
Google Apps for Business Usage Statistics · Download List of All Websites using Google Apps for Business
Web-based email, calendar, and documents for teams. Renamed to Google Apps for Work, but now known as G Suite from Google Cloud.
Business Email Hosting
Fastly Hosted Usage Statistics · Download List of All Websites using Fastly Hosted
Hosted at Fastly
US hosting
Fastly Load Balancer Usage Statistics · Download List of All Websites using Fastly Load Balancer
Hosted on Fastly's Load Balancing system.
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
SSL by Default Usage Statistics · Download List of All Websites using SSL by Default
The website redirects traffic to an HTTPS/SSL version by default.
Varnish Usage Statistics · Download List of All Websites using Varnish
Varnish is a web accelerator / reverse proxy caching server.
Varnish Server
GitHub Hosting Usage Statistics · Download List of All Websites using GitHub Hosting
This site is hosted on Github infrastructure.
IPv6 Usage Statistics · Download List of All Websites using IPv6
The website has an IPv6 record.
RSS Usage Statistics · Download List of All Websites using RSS
A family of web feed formats used to publish frequently updated content such as blog entries, news headlines or podcasts.
Last technology detected on 31st July 2025. We know of 41 technologies on this page and 27 technologies removed from openastronomy.org since 28th February 2013. Link to this page.
Add BuiltWith to for free! Get lookups easily and quickly.
Get a notification when openastronomy.org adds new technologies.
Get openastronomy.org profile as an XML, JSON, CSV or XLSX via the Domain API.
Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.