{
  "title":"HTTP/2 protocol",
  "description":"Networking protocol for low-latency transport of content over the web. Originally started out from the SPDY protocol, now standardized as HTTP version 2.",
  "spec":"http://http2.github.io/http2-spec/index.html",
  "status":"other",
  "links":[
    {
      "url":"https://en.wikipedia.org/wiki/HTTP/2",
      "title":"Wikipedia"
    },
    {
      "url":"https://http2.akamai.com/demo",
      "title":"Browser support test"
    }
  ],
  "bugs":[
    
  ],
  "categories":[
    "Other"
  ],
  "stats":{
    "ie":{
      "5.5":"n",
      "6":"n",
      "7":"n",
      "8":"n",
      "9":"n",
      "10":"n",
      "11":"a #1 #2"
    },
    "edge":{
      "12":"y #2",
      "13":"y #2",
      "14":"y #2",
      "15":"y #2",
      "16":"y #2",
      "17":"y #2"
    },
    "firefox":{
      "2":"n",
      "3":"n",
      "3.5":"n",
      "3.6":"n",
      "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":"n",
      "18":"n",
      "19":"n",
      "20":"n",
      "21":"n",
      "22":"n",
      "23":"n",
      "24":"n",
      "25":"n",
      "26":"n",
      "27":"n",
      "28":"n",
      "29":"n",
      "30":"n",
      "31":"n",
      "32":"n",
      "33":"n",
      "34":"n",
      "35":"n",
      "36":"y #2",
      "37":"y #2",
      "38":"y #2",
      "39":"y #2",
      "40":"y #2",
      "41":"y #2",
      "42":"y #2",
      "43":"y #2",
      "44":"y #2",
      "45":"y #2",
      "46":"y #2",
      "47":"y #2",
      "48":"y #2",
      "49":"y #2",
      "50":"y #2",
      "51":"y #2",
      "52":"y #2",
      "53":"y #2 #4",
      "54":"y #2 #4",
      "55":"y #2 #4",
      "56":"y #2 #4",
      "57":"y #2 #4",
      "58":"y #2 #4",
      "59":"y #2 #4",
      "60":"y #2 #4",
      "61":"y #2 #4"
    },
    "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":"n",
      "18":"n",
      "19":"n",
      "20":"n",
      "21":"n",
      "22":"n",
      "23":"n",
      "24":"n",
      "25":"n",
      "26":"n",
      "27":"n",
      "28":"n",
      "29":"n",
      "30":"n",
      "31":"n",
      "32":"n",
      "33":"n",
      "34":"n",
      "35":"n",
      "36":"n",
      "37":"n",
      "38":"n",
      "39":"n",
      "40":"n",
      "41":"y #2",
      "42":"y #2",
      "43":"y #2",
      "44":"y #2",
      "45":"y #2",
      "46":"y #2",
      "47":"y #2",
      "48":"y #2",
      "49":"y #2",
      "50":"y #2",
      "51":"y #2 #4",
      "52":"y #2 #4",
      "53":"y #2 #4",
      "54":"y #2 #4",
      "55":"y #2 #4",
      "56":"y #2 #4",
      "57":"y #2 #4",
      "58":"y #2 #4",
      "59":"y #2 #4",
      "60":"y #2 #4",
      "61":"y #2 #4",
      "62":"y #2 #4",
      "63":"y #2 #4",
      "64":"y #2 #4",
      "65":"y #2 #4",
      "66":"y #2 #4",
      "67":"y #2 #4"
    },
    "safari":{
      "3.1":"n",
      "3.2":"n",
      "4":"n",
      "5":"n",
      "5.1":"n",
      "6":"n",
      "6.1":"n",
      "7":"n",
      "7.1":"n",
      "8":"n",
      "9":"a #2 #3",
      "9.1":"a #2 #3",
      "10":"a #2 #3",
      "10.1":"a #2 #3",
      "11":"y #2",
      "11.1":"y #2",
      "TP":"y #2"
    },
    "opera":{
      "9":"n",
      "9.5-9.6":"n",
      "10.0-10.1":"n",
      "10.5":"n",
      "10.6":"n",
      "11":"n",
      "11.1":"n",
      "11.5":"n",
      "11.6":"n",
      "12":"n",
      "12.1":"n",
      "15":"n",
      "16":"n",
      "17":"n",
      "18":"n",
      "19":"n",
      "20":"n",
      "21":"n",
      "22":"n",
      "23":"n",
      "24":"n",
      "25":"n",
      "26":"n",
      "27":"n",
      "28":"y #2",
      "29":"y #2",
      "30":"y #2",
      "31":"y #2",
      "32":"y #2",
      "33":"y #2",
      "34":"y #2",
      "35":"y #2",
      "36":"y #2",
      "37":"y #2",
      "38":"y #2 #4",
      "39":"y #2 #4",
      "40":"y #2 #4",
      "41":"y #2 #4",
      "42":"y #2 #4",
      "43":"y #2 #4",
      "44":"y #2 #4",
      "45":"y #2 #4",
      "46":"y #2 #4",
      "47":"y #2 #4",
      "48":"y #2 #4",
      "49":"y #2 #4",
      "50":"y #2 #4",
      "51":"y #2 #4",
      "52":"y #2 #4"
    },
    "ios_saf":{
      "3.2":"n",
      "4.0-4.1":"n",
      "4.2-4.3":"n",
      "5.0-5.1":"n",
      "6.0-6.1":"n",
      "7.0-7.1":"n",
      "8":"n",
      "8.1-8.4":"n",
      "9.0-9.2":"y #2",
      "9.3":"y #2",
      "10.0-10.2":"y #2",
      "10.3":"y #2",
      "11.0-11.2":"y #2",
      "11.3":"y #2"
    },
    "op_mini":{
      "all":"n"
    },
    "android":{
      "2.1":"n",
      "2.2":"n",
      "2.3":"n",
      "3":"n",
      "4":"n",
      "4.1":"n",
      "4.2-4.3":"n",
      "4.4":"n",
      "4.4.3-4.4.4":"n",
      "62":"y #2"
    },
    "bb":{
      "7":"n",
      "10":"n"
    },
    "op_mob":{
      "10":"n",
      "11":"n",
      "11.1":"n",
      "11.5":"n",
      "12":"n",
      "12.1":"n",
      "37":"y #2"
    },
    "and_chr":{
      "64":"y #2 #4"
    },
    "and_ff":{
      "57":"y #2"
    },
    "ie_mob":{
      "10":"n",
      "11":"n"
    },
    "and_uc":{
      "11.8":"n"
    },
    "samsung":{
      "4":"y #2",
      "5":"y #2 #4",
      "6.2":"y #2 #4"
    },
    "and_qq":{
      "1.2":"y #2 #4"
    },
    "baidu":{
      "7.12":"y #2"
    }
  },
  "notes":"See also support for [the SPDY protocol](https://caniuse.com/#feat=spdy), precursor of HTTP2.",
  "notes_by_num":{
    "1":"Partial support in IE11 refers to being limited to Windows 10.",
    "2":"Only supports HTTP2 over TLS (https)",
    "3":"Partial support in Safari refers to being limited to OSX 10.11+",
    "4":"Only supports HTTP2 if servers support protocol negotiation via ALPN"
  },
  "usage_perc_y":79.57,
  "usage_perc_a":3.66,
  "ucprefix":false,
  "parent":"",
  "keywords":"",
  "ie_id":"http2",
  "chrome_id":"5152586365665280",
  "firefox_id":"http2",
  "webkit_id":"",
  "shown":true
}