A Dual SIM mobile phone is one which holds two SIM cards. Initially, dual-SIM adapters were made available to use in regular mobile phones to allow them to contain two SIMs, and to switch from one to the other as required. This combination is called a standby dual-SIM phone.

PowerPoint 2010 is the presentation graphics software in the Microsoft 2010 Office suite. With PowerPoint, you can use its easy-to-use predefined layouts, themes, and templates to create dynamic and professional presentations.

Highcharts is a charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application. Highcharts currently supports line, spline, area, areaspline, column, bar, pie and scatter chart types.

A network-flow or flow network is a directed graph with a capacity for each edge that can propagate a flow from a source to a sink. It is one of the most powerful problem solving tools in computer science and it is used to solve many network problems, operation research problems, etc.

dotNetRDF is a free and open source library for working with RDF and SPARQL in .Net 3.5 and higher

Kobold2D is an extended and improved version of the popular Cocos2D for iPhone game engine

PageDown is the JavaScript Markdown previewer used on Stack Overflow and the rest of the Stack Exchange network. It includes a Markdown-to-HTML converter and an in-page Markdown editor with live preview.

The glog library implements application-level logging. This library provides logging APIs based on C++-style streams and various helper macros

Django includes a contenttypes application that can track all of the models installed in your Django-powered project, providing a high-level, generic interface for working with your models.

VirtualStringTree is a Delphi component, VirtualTreeview descendant designed to make it easy to show string data.

A dialect of a programming language is a variation or extension of the language that does not change its intrinsic nature.