{
  "webextensions": {
    "manifest": {
      "chrome_settings_overrides": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/manifest.json/chrome_settings_overrides",
          "support": {
            "chrome": {
              "version_added": true
            },
            "edge": {
              "version_added": "79"
            },
            "firefox": {
              "version_added": "55"
            },
            "firefox_android": {
              "version_added": false
            },
            "opera": {
              "version_added": false
            },
            "safari": {
              "version_added": false
            }
          }
        },
        "homepage": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": "55"
              },
              "firefox_android": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              }
            }
          }
        },
        "search_provider": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": "55"
              },
              "firefox_android": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              }
            }
          },
          "alternate_urls": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": false
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "encoding": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "65"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "favicon_url": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "55"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "image_url": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": false
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "image_url_post_params": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": false
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "instant_url": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": false
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "instant_url_post_params": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": false
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "is_default": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "57",
                  "notes": "The user is asked to opt into the default search change unless it is a built-in engine."
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "keyword": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "55"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "name": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "55"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "prepopulated_id": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": false
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "search_url": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "55"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "search_url_post_params": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "64"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "suggest_url": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "64"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          },
          "suggest_url_post_params": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": true
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "64"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                }
              }
            }
          }
        },
        "startup_pages": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": false
              },
              "firefox_android": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              }
            }
          }
        }
      }
    }
  }
}