`implements` is a keyword in several programming languages used to denote implementation of an interface.

`CAGradientLayer` is a special purpose `CALayer` subclass for drawing animatable linear gradients. It's a part of the QuartzCore framework and is available for both iOS (since iOS 3.0) and OS X (since OS X v10.6 "Snow Leopard"). The gradient is specified using four properties for the `colors`, their `locations` and the `startPoint` and `endPoint` of the layer. All four properties are animatable.

A Struts 2 plugin that provides Ajax UI widgets based on jQuery and jQuery UI.

Semantic URLs (aka Clean URLs) are purely structural URLs that do not contain a query string and instead contain only the path of the resource.

The term "fips" commonly refers to the Federal Information Processing Standards Publication 140 (FIPS 140), a document published by the National Institute of Standards and Technology (NIST), a U.S. government agency. Cryptographic software and hardware that complies with the standard must use only cryptographic algorithms specified in FIPS 140-2, the latest published revision.

Visual Web Developer Express is a freeware web development tool, with the role of former ASP.NET Web Matrix, that allows developers to evaluate the web development and editing capabilities of the other Visual Studio 2005/2008/2010 editions at no charge.

Doctrine 1.2 is a PHP (5.2.3+) ORM. While Doctrine 2.0 uses the Data Mapper pattern, Doctrine 1.2 uses the Active Record pattern.

A collection that supports generic typing of its elements

Flying Saucer (also called XHTML renderer) is a pure Java library for rendering XML, XHTML, and CSS 2.1 content.

An autoloader is a feature to allow classes and functions from different files to be included automatically when they are first called. This saves the need to explicitly include all of the files, or create a monstrous global functions/classes file.