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{
"eras": {
"e-12": "12 versions back",
"e-11": "11 versions back",
"e-10": "10 versions back",
"e-9": "9 versions back",
"e-8": "8 versions back",
"e-7": "7 versions back",
"e-6": "6 versions back",
"e-5": "5 versions back",
"e-4": "4 versions back",
"e-3": "3 versions back",
"e-2": "2 versions back",
"e-1": "Previous version",
"e0": "Current",
"e1": "Near future",
"e2": "Farther future"
},
"agents": {
"ie": {
"name": "Internet Explorer",
"abbr": "IE",
"prefix": "ms",
"type": "desktop",
"versions": [null, null, null, null, null, null, null, null, "5.5", "6", "7", "8", "9", "10", null],
"url": "http:\/\/www.microsoft.com\/windows\/internet-explorer\/",
"sniffer": "/msie[\\W\\w]*?([\\d\\.]+)/i"
},
"firefox": {
"name": "Firefox",
"abbr": "FF",
"prefix": "moz",
"type": "desktop",
"versions": [null, null, null, "2", "3", "3.5", "3.6", "4", "5", "6", "7", "8", "9", "10", "11"],
"url": "http:\/\/www.firefox.com\/",
"sniffer": "/firefox\\/([\\d\\.]+)/i"
},
"chrome": {
"name": "Chrome",
"abbr": "Chr.",
"prefix": "webkit",
"type": "desktop",
"versions": ["4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18"],
"url": "http:\/\/www.google.com\/chrome",
"sniffer": "/chrome\\/([\\d\\.]+)/i"
},
"safari": {
"name": "Safari",
"abbr": "Saf.",
"prefix": "webkit",
"type": "desktop",
"versions": [null, null, null, null, null, null, null, null, "3.1", "3.2", "4", "5", "5.1", "6", null],
"url": "http:\/\/www.apple.com\/safari\/",
"sniffer": "/version\\/([\\d\\.]+)[\\W\\w]*?safari/i"
},
"opera": {
"name": "Opera",
"abbr": "Op.",
"prefix": "o",
"type": "desktop",
"versions": [null, null, null, null, "9", "9.5-9.6", "10.0-10.1", "10.5", "10.6", "11", "11.1", "11.5", "11.6", "12", null],
"url": "http:\/\/www.opera.com\/",
"sniffer": "/opera[\\W\\w]*?version\\/([\\d\\.]+)|opera[\\W\\w]*?([\\d\\.]+)/i"
},
"ios_saf": {
"name": "iOS Safari",
"abbr": "iOS",
"prefix": "webkit",
"type": "mobile",
"versions": [null, null, null, null, null, null, null, null, null, "3.2", "4.0-4.1", "4.2-4.3", "5", null, null],
"url": "http:\/\/www.apple.com\/iphone\/",
"sniffer": "/version\\/([\\d\\.]+)[\\W\\w]*?safari/i"
},
"op_mini": {
"name": "Opera Mini",
"abbr": "O.Mini",
"prefix": "o",
"type": "mobile",
"versions": [null, null, null, null, null, null, null, null, null, null, null, null, "5.0-6.0", null, null],
"url": "http:\/\/www.opera.com\/mobile\/",
"sniffer": "/opera\\s*mobi[\\W\\w]*?version\\/([\\d\\.]+)/i"
},
"op_mob": {
"name": "Opera Mobile",
"abbr": "O.Mob",
"prefix": "o",
"type": "mobile",
"versions": [null, null, null, null, null, null, null, null, null, "10", "11", "11.1", "11.5", null, null],
"url": "http:\/\/www.opera.com\/mobile\/",
"sniffer": "/opera\\s*mini[\\W\\w]*?version\\/([\\d\\.]+)/i"
},
"android": {
"name": "Android Browser",
"abbr": "And.",
"prefix": "webkit",
"type": "mobile",
"versions": [null, null, null, null, null, null, null, null, null, "2.1", "2.2", ["2.3", "3"], "4", null, null],
"url": "http:\/\/www.android.com\/",
"sniffer": "/android\\s*([\\d\\.]+)/i"
}
},
"statuses": {
"rec": "Recommendation",
"pr": "Proposed Recommendation",
"cr": "Candidate Recommendation",
"wd": "Working Draft",
"other": "Other",
"unoff": "Unofficial \/ Note"
},
"data": {
"png-alpha": {
"title": "PNG alpha transparency",
"description": "Semi-transparent areas in PNG files",
"spec": "http:\/\/www.w3.org\/TR\/PNG\/",
"status": "rec",
"links": [{
"url": "http:\/\/en.wikipedia.org\/wiki\/Portable_Network_Graphics",
"title": "Wikipedia"
}, {
"url": "http:\/\/dillerdesign.com\/experiment\/DD_belatedPNG\/",
"title": "Workaround for IE6"
}],
"categories": ["PNG"],
"stats": {
"ie": {
"5.5": "n",
"6": "p",
"7": "y",
"8": "y",
"9": "y",
"10": "y"
},
"firefox": {
"2": "y",
"3": "y",
"3.5": "y",
"3.6": "y",
"4": "y",
"5": "y",
"6": "y",
"7": "y",
"8": "y",
"9": "y",
"10": "y",
"11": "y"
},
"chrome": {
"4": "y",
"5": "y",
"6": "y",
"7": "y",
"8": "y",
"9": "y",
"10": "y",
"11": "y",
"12": "y",
"13": "y",
"14": "y",
"15": "y",
"16": "y",
"17": "y",
"18": "y"
},
"safari": {
"3.1": "y",
"3.2": "y",
"4": "y",
"5": "y",
"5.1": "y",
"6": "y"
},
"opera": {
"9": "y",
"9.5-9.6": "y",
"10.0-10.1": "y",
"10.5": "y",
"10.6": "y",
"11": "y",
"11.1": "y",
"11.5": "y",
"11.6": "y",
"12": "y"
},
"ios_saf": {
"3.2": "y",
"4.0-4.1": "y",
"4.2-4.3": "y",
"5": "y"
},
"op_mini": {
"5.0-6.0": "y"
},
"op_mob": {
"10": "y",
"11": "y",
"11.1": "y",
"11.5": "y"
},
"android": {
"2.1": "y",
"2.2": "y",
"2.3": "y",
"3": "y",
"4": "y"
}
},
"notes": "IE6 does support full transparency in 8-bit PNGs, which can sometimes be an alternative to 32-bit PNGs.",
"usage_perc_y": 93.43,
"usage_perc_a": 0
},
"apng": {
"title": "Animated PNG (APNG)",
"description": "Like animated GIFs, but allowing 24-bit colors and alpha transparency",
"spec": "https:\/\/wiki.mozilla.org\/APNG_Specification",
"status": "unoff",
"links": [{
"url": "http:\/\/en.wikipedia.org\/wiki\/APNG",
"title": "Wikipedia"
}, {
"url": "http:\/\/www.truekolor.net\/learn-how-to-create-an-animated-png\/",
"title": "APNG tutorial"
}, {
"url": "http:\/\/animatedpng.com\/",
"title": "An APNG editor"
}],
"categories": ["PNG"],
"stats": {
"ie": {
"5.5": "n",
"6": "n",
"7": "n",
"8": "n",
"9": "n",
"10": "u"
},
"firefox": {
"2": "n",
"3": "y",
"3.5": "y",
"3.6": "y",
"4": "y",
"5": "y",
"6": "y",
"7": "y",
"8": "y",
"9": "y",
"10": "y",
"11": "y"
},
"chrome": {
"4": "n",
"5": "n",
"6": "n",
"7": "n",
"8": "n",
"9": "n",
"10": "n",
"11": "n",
"12": "n",
"13": "n",
"14": "n",
"15": "n",
"16": "n",
"17": "u",
"18": "u"
},
"safari": {
"3.1": "n",
"3.2": "n",
"4": "n",
"5": "n",
"5.1": "n",
"6": "u"
},
"opera": {
"9": "n",
"9.5-9.6": "y",
"10.0-10.1": "y",
"10.5": "y",
"10.6": "y",
"11": "y",
"11.1": "y",
"11.5": "y",
"11.6": "y",
"12": "y"
},
"ios_saf": {
"3.2": "n",
"4.0-4.1": "n",
"4.2-4.3": "n",
"5": "n"
},
"op_mini": {
"5.0-6.0": "n"
},
"op_mob": {
"10": "y",
"11": "y",
"11.1": "y",
"11.5": "y"
},
"android": {
"2.1": "n",
"2.2": "n",
"2.3": "n",
"3": "n",
"4": "n"
}
},
"notes": "Where support for APNG is missing, only the first frame is displayed",
"usage_perc_y": 24.93,
"usage_perc_a": 0
},
"video": {
"title": "Video element",
"description": "Method of playing videos on webpages (without requiring a plug-in)",
"spec": "http:\/\/www.whatwg.org\/specs\/web-apps\/current-work\/multipage\/video.html#video",
"status": "wd",
"links": [{
"url": "http:\/\/dev.opera.com\/articles\/view\/everything-you-need-to-know-about-html5-video-and-audio\/",
"title": "Detailed article on video\/audio elements"
}, {
"url": "http:\/\/webmproject.org",
"title": "WebM format information"
}, {
"url": "http:\/\/camendesign.co.uk\/code\/video_for_everybody",
"title": "Video for Everybody"
}, {
"url": "http:\/\/diveintohtml5.org\/video.html",
"title": "Video on the Web - includes info on Android support"
}],
"categories": ["HTML5"],
"stats": {
"ie": {
"5.5": "n",
"6": "n",
"7": "n",
"8": "n",
"9": "y",
"10": "y"
},
"firefox": {
"2": "n",
"3": "n",
"3.5": "y",
"3.6": "y",
"4": "y",
"5": "y",
"6": "y",
"7": "y",
"8": "y",
"9": "y",
"10": "y",
"11": "y"
},
"chrome": {
"4": "y",
"5": "y",
"6": "y",
"7": "y",
"8": "y",
"9": "y",
"10": "y",
"11": "y",
"12": "y",
"13": "y",
"14": "y",
"15": "y",
"16": "y",
"17": "y",
"18": "y"
},
"safari": {
"3.1": "n",
"3.2": "n",
"4": "y",
"5": "y",
"5.1": "y",
"6": "y"
},
"opera": {
"9": "n",
"9.5-9.6": "n",
"10.0-10.1": "n",
"10.5": "y",
"10.6": "y",
"11": "y",
"11.1": "y",
"11.5": "y",
"11.6": "y",
"12": "y"
},
"ios_saf": {
"3.2": "y",
"4.0-4.1": "y",
"4.2-4.3": "y",
"5": "y"
},
"op_mini": {
"5.0-6.0": "n"
},
"op_mob": {
"10": "n",
"11": "y",
"11.1": "y",
"11.5": "y"
},
"android": {
"2.1": "a",
"2.2": "a",
"2.3": "y",
"3": "y",
"4": "y"
}
},
"notes": "Different browsers have support for different video formats, see sub-features for details. \r\n\r\nThe Android browser (before 2.3) requires <a href=\"http:\/\/www.broken-links.com\/2010\/07\/08\/making-html5-video-work-on-android-phones\/\">specific handling<\/a> to run the video element.",
"usage_perc_y": 66.19,
"usage_perc_a": 0.75,
"keywords": "<video>"
},
"audio": {
"title": "Audio element",
"description": "Method of playing sound on webpages (without requiring a plug-in)",
"spec": "http:\/\/www.whatwg.org\/specs\/web-apps\/current-work\/multipage\/video.html#audio",
"status": "wd",
"links": [{
"url": "http:\/\/html5doctor.com\/native-audio-in-the-browser\/",
"title": "HTML5 Doctor article"
}, {
"url": "http:\/\/dev.opera.com\/articles\/view\/everything-you-need-to-know-about-html5-video-and-audio\/",
"title": "Detailed article on video\/audio elements"
}, {
"url": "http:\/\/www.jplayer.org\/latest\/demos\/",
"title": "Demos of audio player that uses <audio>"
}, {
"url": "http:\/\/24ways.org\/2010\/the-state-of-html5-audio",
"title": "Detailed article on support"
}, {
"url": "http:\/\/textopia.org\/androidsoundformats.html",
"title": "File format test page"
}, {
"url": "http:\/\/www.phoboslab.org\/log\/2011\/03\/the-state-of-html5-audio",
"title": "The State of HTML5 Audio"
}],
"categories": ["HTML5"],
"stats": {
"ie": {
"5.5": "n",
"6": "n",
"7": "n",
"8": "n",
"9": "y",
"10": "y"
},
"firefox": {
"2": "n",
"3": "n",
"3.5": "y",
"3.6": "y",
"4": "y",
"5": "y",
"6": "y",
"7": "y",
"8": "y",
"9": "y",
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