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.

AddThis

A social bookmarking service that discontinued its services on May 31, 2023.

Namo WebEditor

A legacy WYSIWYG HTML editor that was discontinued in 2011.

Picturefill

A responsive image polyfill for <picture>, srcset, sizes, and more.

Turbolinks

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

Alexa

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

Cufon

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

MSHTML

An editor based on the MSHTML component of the discontinued Internet Explorer browser.

Qoo10

A Southeast Asian online marketplace operating in Singapore, Indonesia, Malaysia, China, and Hong Kong.

YUI

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

Facebook Like Box

A plugin that allowed admins to promote their Facebook Pages and embed a simple feed of content from a Page into other sites.

Salesforce Chat

A legacy live chat solution from Salesforce that was retired in February 2026.

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

Material Design Lite

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

Microsoft Invest

A demand-side ad management platform created after Microsoft's acquisition of Xandr to facilitate programmatic media buying.

Microsoft FrontPage

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

Critters

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

Oracle Moat

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

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.

Prerender

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

A URL shortener that specialized in iTunes links.

Spry

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

StackPath

A content delivery network that shut down in March 2024.

Oribi

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

qTranslate-X

A discontinued WordPress plugin used for managing dynamic multilingual content on websites.