Package: wagtail-metrics
Wagtail Metrics allows you to retrieve information about Wagtail pages.Information providers for Wagtail pages are :wagtail_page: retrieves all fields and blocksrequest: get the HTTP status code of Wagtail pagesgoogle_page_speed: collects scores on performance, accessibility, best practices and SEOUsageYou can use Wagtail Metrics like this :fromwagtail.core.modelsimportSitefromwagtail_metrics.checkupimportCheckupcheckup=Checkup(providers=['wagtail_page','request','google_page_speed'])forsiteinSite.objects.all():checkup.add_site(site)checkup_json=checkup.to_json()checkup_jsonis equal to :{
    "stream_field__block__title": {
        "counter": 3,
        "values": {
            "generic title": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "stream_field__block__description": {
        "counter": 3,
        "values": {
            "different description 1": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/"
                ]
            },
            "different description 2": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/"
                ]
            },
            "different description 3": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "locale": {
        "counter": 3,
        "values": {
            "french": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "title": {
        "counter": 3,
        "values": {
            "Home": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/"
                ]
            },
            "CMS": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/"
                ]
            },
            "Wagtail": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "slug": {
        "counter": 3,
        "values": {
            "home": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/"
                ]
            },
            "cms": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/"
                ]
            },
            "wagtail": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "live": {
        "counter": 3,
        "values": {
            "true": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "owner": {
        "counter": 3,
        "values": {
            "none": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "seo_title": {
        "counter": 3,
        "values": {
            "": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "show_in_menus": {
        "counter": 3,
        "values": {
            "false": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "search_description": {
        "counter": 3,
        "values": {
            "": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "first_published_at": {
        "counter": 3,
        "values": {
            "none": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "last_published_at": {
        "counter": 3,
        "values": {
            "none": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "char_field": {
        "counter": 3,
        "values": {
            "Test char field": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "request__status_code": {
        "counter": 3,
        "values": {
            "200": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "google_page_speed__performance": {
        "counter": 3,
        "values": {
            "99": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/"
                ]
            },
            "84": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/"
                ]
            },
            "75": {
                "counter": 1,
                "pages": [
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "google_page_speed__accessibility": {
        "counter": 3,
        "values": {
            "95": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "google_page_speed__best_practices": {
        "counter": 3,
        "values": {
            "100": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "google_page__speed_seo": {
        "counter": 3,
        "values": {
            "100": {
                "counter": 3,
                "pages": [
                    "https://www.snoweb.io/fr/",
                    "https://www.snoweb.io/fr/cms/",
                    "https://www.snoweb.io/fr/cms/wagtail/"
                ]
            }
        }
    },
    "stream_field__block_never_used__title": {
        "counter": 0,
        "values": {}
    }
}SetupInstall with pip :pip install wagtail_metricsSet if needed in Django settings :# Default value
WAGTAIL_METRICS_DEFAULT_EXCLUDE = [
    'sites_rooted_here',
    'aliases',
    'revisions',
    'group_permissions',
    'view_restrictions',
    'workflow_states',
    'wagtail_admin_comments',
    'subscribers',
    'id',
    'path',
    'depth',
    'numchild',
    'translation_key',
    'draft_title',
    'has_unpublished_changes',
    'url_path',
    'go_live_at',
    'expire_at',
    'expired',
    'locked',
    'locked_at',
    'locked_by',
    'latest_revision_created_at',
    'live_revision',
    'alias_of',
    'page_ptr',
    'index_entries',
    'content_type'
]
WAGTAIL_METRICS_INDENT_JSON = 4
# For Google page speed
WAGTAIL_METRICS_GOOGLE_API_KEY = 'xxx'