{
  "title":"Custom protocol handling",
  "description":"Method of allowing a webpage to handle a given protocol using `navigator.registerProtocolHandler`. This allows certain URLs to be opened by a given web application, for example `mailto:` addresses can be opened by a webmail client.",
  "spec":"https://html.spec.whatwg.org/multipage/webappapis.html#custom-handlers",
  "status":"ls",
  "links":[
    {
      "url":"https://developer.mozilla.org/en-US/docs/Web/API/Navigator/registerProtocolHandler",
      "title":"MDN article"
    }
  ],
  "bugs":[
    
  ],
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    "HTML5"
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    "op_mini":{
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  },
  "notes":"",
  "notes_by_num":{
    "1":"Supports protocols `mailto`, `mms`, `nntp`, `rtsp`, and `webcal` but requires custom protocols to start with `web+`"
  },
  "usage_perc_y":34.8,
  "usage_perc_a":0,
  "ucprefix":false,
  "parent":"",
  "keywords":"",
  "ie_id":"",
  "chrome_id":"",
  "firefox_id":"",
  "webkit_id":"",
  "shown":true
}