{
  "http": {
    "headers": {
      "Cache-Control": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTTP/Reference/Headers/Cache-Control",
          "spec_url": [
            "https://httpwg.org/specs/rfc9111.html#field.cache-control",
            "https://httpwg.org/specs/rfc8246.html#the-immutable-cache-control-extension"
          ],
          "tags": [
            "web-features:http11"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "≤11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "immutable": {
          "__compat": {
            "spec_url": "https://httpwg.org/specs/rfc8246.html#the-immutable-cache-control-extension",
            "support": {
              "chrome": {
                "version_added": false,
                "impl_url": "https://crbug.com/41253661"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "15",
                "version_removed": "79"
              },
              "firefox": {
                "version_added": "49"
              },
              "firefox_android": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "11"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "stale-while-revalidate": {
          "__compat": {
            "spec_url": "https://httpwg.org/specs/rfc5861.html#n-the-stale-while-revalidate-cache-control-extension",
            "support": {
              "chrome": {
                "version_added": "75"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "68"
              },
              "firefox_android": "mirror",
              "oculus": "mirror",
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "safari": {
                "version_added": "14"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}