Misleading Technology Profile Warning

UPENN.EDU is on our misleading profile site list. This means that various pages across upenn.edu and its subdomains make it difficult for us to accurately tell you what this site is built with.

Analytics and Tracking

CrazyEggCrazyEgg

CrazyEgg Usage Statistics · Download List of All Websites using CrazyEgg

Crazy Egg provides visualization of visits to your website.

Site Optimization

New RelicNew Relic

New Relic Usage Statistics · Download List of All Websites using New Relic

New Relic is a dashboard used to keep an eye on application health and availability while monitoring real user experience.

Application Performance

FastlyFastly

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

Google Tag ManagerGoogle Tag Manager

Google Tag Manager Usage Statistics · Download List of All Websites using Google Tag Manager

Tag management that lets you add and update website tags without changes to underlying website code.

Tag Management

Viewport MetaViewport Meta

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.

Content Delivery Network

CDN JSCDN JS

CDN JS Usage Statistics · Download List of All Websites using CDN JS

CloudFlare's CDN with popular javascript frameworks available.

AJAX Libraries APIAJAX Libraries API

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.

RawGitRawGit

RawGit Usage Statistics · Download List of All Websites using RawGit

Serves RAW files from GitHub with the right Content Type headers.

Content Management System

DrupalDrupal

Drupal Usage Statistics · Download List of All Websites using Drupal

An engine suitable to setup or build a content driven or community driven website. Modular design allows flexibility in design.

Open Source

JavaScript Libraries and Functions

Facebook for WebsitesFacebook for Websites

Facebook for Websites Usage Statistics · Download List of All Websites using Facebook for Websites

Allows a user to make a website more sociable and connected with integrations from the hugely popular Facebook website.

selectivizrselectivizr

selectivizr Usage Statistics · Download List of All Websites using selectivizr

selectivizr is a JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8.

Compatibility

Google Hosted LibrariesGoogle Hosted Libraries

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.

jQueryjQuery

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 OncejQuery Once

jQuery Once Usage Statistics · Download List of All Websites using jQuery Once

Filters out all elements that had the same filter applied on them before.

PrettyPrintPrettyPrint

PrettyPrint Usage Statistics · Download List of All Websites using PrettyPrint

A Javascript module and CSS file that allows syntax highlighting of source code snippets in an html page.

SSL Certificates

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

Web Servers

nginxnginx

nginx Usage Statistics · Download List of All Websites using nginx

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

VarnishVarnish

Varnish Usage Statistics · Download List of All Websites using Varnish

Varnish is a web accelerator / reverse proxy caching server.

Varnish Server

Document Encoding

UTF-8UTF-8

UTF-8 Usage Statistics

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

Document Standards

HTML5 DocTypeHTML5 DocType

HTML5 DocType Usage Statistics

The DOCTYPE is a required preamble for HTML5 websites.

XHTML RDFa 1.0XHTML RDFa 1.0

XHTML RDFa 1.0 Usage Statistics

XHTML+RDFa 1.0 is a W3C Recommendation that adds a set of attribute level extensions to XHTML for embedding rich metadata within Web documents.

Open Graph ProtocolOpen Graph Protocol

Open Graph Protocol Usage Statistics

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

XHTML VocabularyXHTML Vocabulary

XHTML Vocabulary Usage Statistics

A vocabulary collection utilized by XHTML Family modules and document types using XHTML Modularization.

JavascriptJavascript

Javascript Usage Statistics

JavaScript is a scripting language most often used for client-side web development.

Canonical Content TagCanonical Content Tag

Canonical Content Tag Usage Statistics

Public specification of a preferred URL for a page allows search engines to understand the original location for content.

Twitter CardsTwitter Cards

Twitter Cards Usage Statistics

Twitter cards make it possible for you to attach media experiences to Tweets that link to your content.

Windows 8 PinningWindows 8 Pinning

Windows 8 Pinning Usage Statistics

Windows 8 pinning functionality for websites.

Cascading Style SheetsCascading Style Sheets

Cascading Style Sheets Usage Statistics

Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML

Conditional CommentsConditional Comments

Conditional Comments Usage Statistics

[url] uses conditional comments that are supported by Microsoft Internet Explorer. They allow web developers to show or hide HTML code based on the version of the viewer's browser.

IFrameIFrame

IFrame Usage Statistics

The page shows content with an iframe; an embedded frame that loads another webpage.

HTML 5 Specific TagsHTML 5 Specific Tags

HTML 5 Specific Tags Usage Statistics

This page contains tags that are specific to an HTML 5 implementation.

srcsetsrcset

srcset Usage Statistics

Adapting images for high-resolution and low-resolution displays.

WAI-ARIAWAI-ARIA

WAI-ARIA Usage Statistics

A way to make Web content and Web applications more accessible to people with disabilities. It especially helps with dynamic content and advanced user interface controls developed with Ajax, HTML, JavaScript, and related technologies.

HTML 5 Video Audio TagsHTML 5 Video Audio Tags

HTML 5 Video Audio Tags Usage Statistics

This page contains HTML5 style media tags. HTML5 is the proposed next standard for HTML 4.01, XHTML 1.0 and DOM Level 2 HTML.

Picture ElementPicture Element

Picture Element Usage Statistics

The picture element provides images for different devices and is part of the HTML 5.1 specification.

Strict Transport SecurityStrict Transport Security

Strict Transport Security Usage Statistics

The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.

Content Type OptionsContent Type Options

Content Type Options Usage Statistics

Used to disable MIME-sniffing for a particular HTTP response.

X-Frame-OptionsX-Frame-Options

X-Frame-Options Usage Statistics

The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a frame or iframe. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.

Content Delivery Network

Content Delivery NetworkContent Delivery Network

Content Delivery Network Usage Statistics · Download List of All Websites using Content Delivery Network

This page contains links that give the impression that some of the site contents are stored on a content delivery network.