Turbolinks

A JavaScript library that allows web apps to behave like a single page application.

A lightbox module for Bootstrap that supports images, YouTube videos and galleries - built around Bootstrap's Modal plugin.

Oracle Moat

A measurement and marketing analytics suite designed to measure media performance across digital and TV advertising campaigns.

SWFObject

A deprecated framework for detecting the Adobe Flash Player plugin and embedding Flash files.

Alexa

A web traffic analysis service from Amazon that was discontinued in 2022.

Microsoft FrontPage

A WYSIWYG HTML editor and website administration tool that was part of Microsoft Office until it was discontinued in 2003.

Google Sign-In

A deprecated JavaScript library that has been superseded by Google Identity services for Web.

Critters

A deprecated Webpack plugin that inlines your app's critical CSS and lazily loads the rest.

YUI

A legacy, open-source JavaScript and CSS library for building interactive web applications with a focus on modular architecture and cross-browser consistency.

Google +1 Button

The sharing button code for the discontinued Google +1 service.

Oribi

An all-in-one marketing analytics solution acquired by LinkedIn.

Google Webmaster Tools

The old Google Webmaster Tools, detected by the meta name "verify-v1", which have been deprecated in favor of Google Search Console.

Skype

A communications platform for voice and video calls and sending instant messages that was retired on May 5, 2025 in favor of Microsoft Teams.

Wirecard

An insolvent German payment processor and financial services provider whose executives have been arrested.

Cufon

A discontinued JavaScript library that performs text replacement on web pages, using the canvas element and VML to render fancy fonts.

Prerender

A deprecated browser hint that instructed web browsers to preload and render a web page in the background before navigation occurred.

Stacktable.js

jQuery plugin for stacking tables on small screens.

Spry

A deprecated JavaScript framework by Adobe that enables the rapid development of Ajax-powered web pages.

Prefix-free

A legacy script that adds browser prefixes to CSS code when needed for old browsers.

Cloudflare Apps

A deprecated service that allowed the installation of third-party scripts/plugins on a website with a single click.

Glitch

A collaborative programming environment that was shut down after being acquired by Fastly.

Pocket Button

The Pocket Button allowed users to save content to Pocket, a social bookmarking service that shut down in 2025.

Serif WebPlus

A legacy WYSIWYG website builder for Microsoft Windows that was discontinued in 2016.

A lightbox library for photos and videos, last released in 2014.

Material Design Lite

A legacy user interface framework that implements Material Design components using plain CSS, JavaScript, and HTML without external dependencies.