| 1 | # MDN data
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| 2 |
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| 3 | [https://github.com/mdn/data](https://github.com/mdn/data)
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| 4 |
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| 5 | Maintained by the [MDN team at Mozilla](https://wiki.mozilla.org/MDN).
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| 6 |
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| 7 | This repository contains general data for Web technologies.
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| 8 |
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| 9 | This data is used in MDN documentation, to build
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| 10 | [information boxes](https://developer.mozilla.org/en-US/docs/Web/CSS/background)
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| 11 | or [sidebar navigation](https://developer.mozilla.org/en-US/docs/Web/API/Window).
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| 12 | External tools have started to make use of this data as well.
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| 13 | For example, the [CSSTree](https://github.com/csstree/csstree/) CSS parser.
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| 14 |
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| 15 |
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| 16 | [](https://www.npmjs.com/package/mdn-data)
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| 17 | [](https://travis-ci.org/mdn/data)
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| 18 |
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| 19 | ## Repository contents
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| 20 |
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| 21 | There's a top-level directory for each broad area covered: for example, "api",
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| 22 | "css", "svg". Inside each of these directories is one or more
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| 23 | JSON files containing the data.
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| 24 |
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| 25 | ### api
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| 26 | Contains data about Web APIs:
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| 27 | * API inheritance (interface inheritance and mixin implementations)
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| 28 |
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| 29 | ### css
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| 30 | Contains data about:
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| 31 | * CSS at-rules
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| 32 | * CSS properties
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| 33 | * CSS selectors
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| 34 | * CSS syntaxes
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| 35 | * CSS types
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| 36 | * CSS units
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| 37 |
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| 38 | Read more about [CSS data](https://github.com/mdn/data/blob/master/css/readme.md) and the format of the files.
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| 39 |
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| 40 |
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| 41 | ### l10n
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| 42 | The l10n folder contains localization strings that are used in the various
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| 43 | json files throughout this repository.
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| 44 |
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| 45 | ## Problems?
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| 46 |
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| 47 | If you find a problem, please [file an issue](https://github.com/mdn/data/issues/new).
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| 48 |
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| 49 | ## Contributing
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| 50 |
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| 51 | We're very happy to accept contributions to this data. Please familiarize yourself
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| 52 | with the schema for the data you're editing, and send us a pull request. See also the [Contributing file](https://github.com/mdn/data/blob/master/CONTRIBUTING.md) for more information.
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| 53 |
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| 54 | ## See also
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| 55 | * [https://github.com/mdn/browser-compat-data](https://github.com/mdn/browser-compat-data)
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| 56 | for compatibility data for Web technologies.
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