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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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Software to display, search, or otherwise process geographical maps
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a software system designed to support interoperable machine-to-machine interaction over the World Wide Web.
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Generic software that displays multimedia content. Combine with "video", "audio" or other appropriate tag that makes clear what media you want to play.
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an open source distributed version control system originally designed and written by Linus Torvalds.
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Data Analysis tools enable you to take a set of data and extract abstract information out of them.
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when looking for recommendations for software/web-apps that analyze/create/use CSS (cascading style sheets)
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Visually representing any concept, emotion, or item. Drawings can be generated by humans, animals, or computers.
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when asking questions relating to optical character recognition software.
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where interaction with mobile devices plays a central role (e.g. Making calls, checking messages, displaying content)
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when asking for recommendations concerning remote access software and remote access clients.
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For questions asking for game recommendations meeting specific criteria.
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Stream of debugging-information from a program, usually with timestamp and other meta information. Use when you want to analyze, display or otherwise interact with log files / streams.
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Use this when you're looking for a library or application written for the JavaScript engine Node.js.
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Structured Query Language - a language designed for interacting with databases.
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when asking for software that monitors network traffic, intrusions and connection stability (amongst others).
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Software specifically for Windows 8. Please tag with [windows] instead unless your question involves functions specific to Windows 8.
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when asking for image editing software. When asking questions using this tag ensure that you include information relating to the formats you want support for and the key features you requ…
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Software required for a computer to enable it for delivering content from a private or public website.
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graphical representation of data. Charts can help you visualize vast amounts of data in a way that is easily understood.
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Software that transmits audio or video, or both, over the internet.
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The process of storing, processing and accessing data and information.
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if you're looking for either an application which can or should store its data in the cloud or if you're looking for a server-side software providing cloud-based storage.
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when seeking recommendations for email clients. An email client is any program used to view email.
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For recommendations for software that interoperates with the Microsoft Excel spreadsheet software.
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Software for recording screen and audio activity on your computer, such as recording software demonstrations and game play in games.
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Software that reads or modifies XML content.
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when including markdown as a feature requirement when seeking a recommendation.
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for recommendations related to download managers and accelerators.
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Converting office documents between different formats (e.g. MS-Word to ODT, or PDF to HTML). For media conversion, please use the 'media-converter' tag instead.
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Software that interacts with or provides a viewer for PDF documents
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For software that processes data encoded in JavaScript Object Notation.