Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.
Lightbox is small javascript library used to overlay images on top of the current page. It's a snap to setup and works on all modern browsers.
Sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development.
AddThis, the new brand name for Clearspring Technologies, is the leader in socially connecting publishers, services and advertisers to audiences on the open web. Reaching more than 1.3 billion unique users monthly, AddThis’ social tools and analytics are used on more than 14 million unique domains to distribute and track digital...
CloudFlare is a global CDN and DNS provider that can speed up and protect any site online.
Disqus is a networked community platform, reaching over 900 million people a month, 1.8 million registered communities, and over 300M active commenters. The service offers a networked comment system used to foster engagement and connect audiences from around the web. Disqus looks to make it very easy and rewarding for people ...
The Apache HTTP Server is an open-source HTTP server for modern operating systems including UNIX, Microsoft Windows, Mac OS/X and Netware. The goal of this project is to provide a secure, efficient and extensible server that provides HTTP services observing the current HTTP standards. Apache has been the most popular web server ...
PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
A Series in schema.org is a group of related items, typically but not necessarily of the same kind. Series are usually organized into some order, often chronological. Unlike ItemList which is a general purpose data structure for lists of things, the emphasis with Series is on published materials (written e.g. books and periodica...
A scheme.org entity that represents an article, such as a news article or piece of investigative report. Newspapers and magazines have articles of many different types and this is intended to cover them all.
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.