diff --git a/ext/src/_locales/no/messages.json b/ext/src/_locales/no/messages.json
new file mode 100644
index 0000000..c5ff996
--- /dev/null
+++ b/ext/src/_locales/no/messages.json
@@ -0,0 +1,405 @@
+{
+    "extensionName": {
+        "message": "EXTENSION_NAME"
+      , "description": "Name of the extension and the native receiver selector window title."
+    }
+  , "extensionDescription": {
+        "message": "Skrur på Chromecast for å caste apper på nettet (som Netflix eller BBC iPlayer), HTML5 video og skjerm/fane-deling"
+      , "description": "Description of the extension shown in the add-ons manager."
+    }
+
+
+  , "popupMediaTypeApp": {
+        "message": "denne sidens applikasjon"
+      , "description": "Receiver selector media type <option> text for current site's sender application."
+    }
+  , "popupMediaTypeAppNotFound": {
+      "message": "denne sidens applikasjon (ikke funnet)"
+    , "description": "Receiver selector media type <option> text for current site's sender application if none found."
+    }
+  , "popupMediaTypeAppMedia": {
+        "message": "dette medium"
+      , "description": "Receiver selector media type <option> text for media casting."
+    }
+  , "popupMediaTypeTab": {
+        "message": "Fane"
+      , "description": "Receiver selector media type <option> text for current tab."
+    }
+  , "popupMediaTypeScreen": {
+        "message": "Skjerm"
+      , "description": "Receiver selector media type <option> text for screen."
+    }
+  , "popupMediaTypeFile": {
+        "message": "Søk..."
+      , "description": "Receiver selector media type <option> text for opening a file selector dialog."
+    }
+
+  , "popupMediaSelectCastLabel": {
+        "message": "Cast"
+      , "description": "(Cast) <select> to:"
+    }
+  , "popupMediaSelectToLabel": {
+        "message": "til:"
+      , "description": "Cast <select> (to:)"
+    }
+  , "popupNoReceiversFound": {
+        "message": "Ingen mottagere funnet"
+      , "description": "Message displayed in the receiver selector if there are no available receivers."
+    }
+  , "popupCastButtonTitle": {
+        "message": "Cast"
+      , "description": "Button text for each receiver entry in the receiver selector."
+    }
+  , "popupCastingButtonTitle": {
+        "message": "Caster$ellipsis$"
+      , "description": "Button text while establishing a session in the receiver selector. Ellipsis cycles (. → .. → ...) as loading indicator."
+      , "placeholders": {
+            "ellipsis": {
+                "content": "$1"
+              , "example": "..."
+            }
+        }
+    }
+  , "popupStopButtonTitle": {
+        "message": "Stopp"
+      , "description": "Alternate action button text displayed instead of popupCastButtonTitle."
+    }
+
+
+  , "contextCast": {
+        "message": "Cast..."
+      , "description": "Main context menu item title. Ellipsis indicates additional information required as it triggers opening of receiver selector."
+    }
+
+  , "contextAddToWhitelist": {
+        "message": "Legg til i Whitelist"
+      , "description": "Top-level whitelist context menu item title."
+    }
+  , "contextAddToWhitelistRecommended": {
+        "message": "Legg til $matchPattern$ (anbefalt)"
+      , "description": "Context menu item title for recomended match pattern."
+      , "placeholders": {
+            "matchPattern": {
+                "content": "$1"
+              , "example": "https://example.com/*"
+            }
+        }
+    }
+  , "contextAddToWhitelistAdvancedAdd": {
+        "message": "Legg til $matchPattern$"
+      , "description": "Context menu item title for all other match patterns."
+      , "placeholders": {
+            "matchPattern": {
+                "content": "$1"
+              , "example": "*://*.example.com/*"
+            }
+        }
+    }
+
+
+  , "mediaOverlayTitle": {
+        "message": "Spiller på $receiverName$"
+      , "description": "Main title for overlay displayed on media elements whilst casting."
+      , "placeholders": {
+            "receiverName": {
+                "content": "$1"
+              , "example": "Living Room TV"
+            }
+        }
+    }
+
+  , "optionsBridgeLoading": {
+        "message": "Laster bro-info"
+      , "description": "Loading placeholder text for bridge section on options page."
+    }
+  , "optionsBridgeFoundStatusTitle": {
+        "message": "Bro funnet"
+      , "description": "Bridge OK status title text."
+    }
+  , "optionsBridgeIssueStatusTitle": {
+        "message": "Problem med bro"
+      , "description": "Bridge error status title text."
+    }
+  , "optionsBridgeNotFoundStatusTitle": {
+        "message": "Bro ikke netfun"
+      , "description": "Bridge missing status title text."
+    }
+  , "optionsBridgeNotFoundStatusText": {
+        "message": "Prøv å last ned nyeste versjon"
+      , "description": "Bridge not found additional description text"
+    }
+
+  , "optionsBridgeStatsName": {
+        "message": "Navn:"
+      , "description": "Bridge stats name row title."
+    }
+  , "optionsBridgeStatsVersion": {
+        "message": "Versjon:"
+      , "description": "Bridge stats version row title."
+    }
+  , "optionsBridgeStatsExpectedVersion": {
+        "message": "Forventet versjon:"
+      , "description": "Bridge stats expected version row title."
+    }
+  , "optionsBridgeStatsCompatibility": {
+        "message": "Kompatibilitet:"
+      , "description": "Bridge stats compatibility row title."
+    }
+  , "optionsBridgeStatsRecommendedAction": {
+        "message": "Anbefalt handling:"
+      , "description": "Bridge stats recommended action row title."
+    }
+  , "optionsBridgeCompatible": {
+        "message": "Kompatibel"
+      , "description": "Compatibility status is definitely compatible."
+    }
+  , "optionsBridgeLikelyCompatible": {
+        "message": "Sannsynlig kompatibel"
+      , "description": "Compatibility status is probably compatible."
+    }
+  , "optionsBridgeIncompatible": {
+        "message": "Ukompatibel"
+      , "description": "Compatibility status is definitely incompatible."
+    }
+  , "optionsBridgeOlderAction": {
+        "message": "Broversjon er eldre enn forventet, prøv å oppgradere bro til nyeste versjon"
+      , "description": "Recommended action for when the installed bridge version is older than the installed extension version."
+    }
+  , "optionsBridgeNewerAction": {
+        "message": "Broversjon er nyere enn forventet, prøv å nedgradere bro til en eldre versjon"
+      , "description": "Recommended action for when the installed bridge version is newer than the installed extension version."
+    }
+  , "optionsBridgeNoAction": {
+        "message": "Ingen handling nødvendig."
+      , "description": "Recommended action for when both bridge and extension versions are compatible or likely compatible."
+    }
+  , "optionsBridgeUpdateCheck": {
+        "message": "Sjekker etter Oppdateringer"
+      , "description": "Update check button title."
+    }
+  , "optionsBridgeUpdateChecking": {
+        "message": "Sjekker etter Oppdateringer$ellipsis$"
+      , "description": "Update check button title while in progress. Ellipsis cycles (. → .. → ...) as loading indicator."
+      , "placeholders": {
+            "ellipsis": {
+                "content": "$1"
+              , "example": ".."
+            }
+        }
+    }
+  , "optionsBridgeUpdateStatusNoUpdates": {
+        "message": "Ingen oppdateringer tilgjengelig"
+      , "description": "Update status if no updates are found."
+   }
+  , "optionsBridgeUpdateStatusError": {
+        "message": "Klarte ikke finne oppdateringer"
+      , "description": "Update status if an error was encountered checking for updates."
+   }
+  , "optionsBridgeUpdateAvailable": {
+        "message": "En ny oppdatering er tilgjengelig:"
+      , "description": "Update status if an update was found."
+   }
+  , "optionsBridgeUpdate": {
+        "message": "Oppdater nå..."
+      , "description": "Update now button title. Ellipsis indicates additional information as it triggers an update window popup."
+    }
+
+  , "optionsBridgeBackupEnabled": {
+        "message": "Skru på backup daemon tilkobling på $hostPort$"
+      , "description": "Backup daemon checkbox label. Host/port inputs are inserted inline at the hostPort substitution."
+      , "placeholders": {
+            "hostPort": {
+                "content": "$1"
+            }
+        }
+    }
+  , "optionsBridgeBackupEnabledDescription": {
+        "message": "Hvis den vanlige bro-tilkoblingen mislykkes, prøv å koble til en bro som kjører i daemon-modus"
+      , "description": "Backup daemon checkbox description."
+    }
+
+  , "optionsMediaCategoryName": {
+        "message": "Media-casting"
+      , "description": "Options page media casting category title."
+    }
+  , "optionsMediaCategoryDescription": {
+        "message": "HTML5 video/lyd-casting"
+      , "description": "Options page media casting category description."
+    }
+  , "optionsMediaEnabled": {
+        "message": "Skru på media-casting"
+      , "description": "Media casting enabled checkbox label."
+    }
+  , "optionsMediaOverlayEnabled": {
+        "message": "Skru på element-overlegg (eksperimentell)"
+      , "description": "Media element overlay checkbox label."
+    }
+  , "optionsMediaOverlayEnabledTemp": {
+        "message": "Skru på element-overlegg (eksperimentell)"
+      , "description": "Experimental-labelled version of above."
+    }
+  , "optionsMediaOverlayEnabledDescription": {
+        "message": "mediaelementer "
+      , "description": "Media element overlay option description."
+    }
+  , "optionsMediaSyncElement": {
+        "message": "Synkroniser mottager med mediaelement"
+      , "description": "Media casting sync checkbox label."
+    }
+  , "optionsMediaSyncElementDescription": {
+        "message": "Synkroniser tilstand (playback, volum, undertekster, etc...) mellom mediaelement og mottagerdingsen."
+      , "description": "Media casting sync option description."
+    }
+  , "optionsMediaStopOnUnload": {
+        "message": "Stop spilling på mottager når siden lukkes"
+      , "description": "Media stop on unload checkbox label."
+    }
+
+  , "optionsLocalMediaCategoryName": {
+        "message": "Lokal media-casting"
+      , "description": "Options page local media category title."
+    }
+  , "optionsLocalMediaCategoryDescription": {
+        "message": "HTTP server startet via bro-appen til å steame lokale mediafiler til mottageren"
+      , "description": "Options page local media category description."
+    }
+  , "optionsLocalMediaEnabled": {
+        "message": "Skru på casting av lokal media"
+      , "description": "Local media enabled checkbox label."
+    }
+  , "optionsLocalMediaServerPort": {
+        "message": "HTTP-server port:"
+      , "description": "HTTP server port input label."
+    }
+
+  , "optionsReceiverSelectorCategoryName": {
+        "message": "Velg mottager"
+      , "description": "Options page receiver selector category title."
+    }
+  , "optionsReceiverSelectorCategoryDescription": {
+        "message": "Grensesnitt for valg av mottager"
+      , "description": "Options page receiver selector category description."
+    }
+  , "optionsReceiverSelectorType": {
+        "message": "Type:"
+      , "description": "Receiver selector type option label."
+    }
+  , "optionsReceiverSelectorTypeBrowser": {
+        "message": "Nettleser"
+      , "description": "Receiver selector type browser radio option label."
+    }
+  , "optionsReceiverSelectorTypeNative": {
+        "message": "Native"
+      , "description": "Receiver selector type native radio option label."
+    }
+  , "optionsReceiverSelectorWaitForConnection": {
+        "message": "Vent på tilkobling"
+      , "description": "Receiver selector wait for connection option checkbox label."
+    }
+  , "optionsReceiverSelectorWaitForConnectionDescription": {
+        "message": "Hold mottagervelgeren åpen til sessjonen er etablert eller tilkoblingen mislykkes."
+      , "description": "Receiver selector wait for connection option description."
+    }
+  , "optionsReceiverSelectorCloseIfFocusLost": {
+        "message": "Lukk når fokus mistes"
+      , "description": "Receiver selector close if focus lost option checkbox label."
+    }
+
+  , "optionsUserAgentWhitelistCategoryName": {
+        "message": "Brukeragent whitelist"
+      , "description": "Options page whitelist category title."
+    }
+  , "optionsUserAgentWhitelistCategoryDescription": {
+        "message": "Sider hvor man kan erstatte brukeragent med en Chrome-versjon for kompatibilitet. Må være et gjenkjennbart mønster."
+      , "description": "Options page whitelist category description."
+    }
+  , "optionsUserAgentWhitelistEnabled": {
+        "message": "Skru på whitelist"
+      , "description": "Whitelist enabled checkbox label."
+    }
+  , "optionsUserAgentWhitelistRestrictedEnabled": {
+        "message": "Skru på "
+      , "description": "Whitelist restricted mode enabled checkbox label."
+    }
+  , "optionsUserAgentWhitelistRestrictedEnabledDescription": {
+        "message": "Legg også til whitelist-begrensninger til side smo prøvde å laste cast-funksjonalitet uavhengig av nåværende brukeragent."
+      , "description": "Whitelist restricted mode enabled description."
+    }
+  , "optionsUserAgentWhitelistContent": {
+        "message": "Match mønster"
+      , "description": "Match patterns editor widget label."
+    }
+  , "optionsUserAgentWhitelistBasicView": {
+        "message": "Standard visning"
+      , "description": "Switch to basic view button title."
+    }
+  , "optionsUserAgentWhitelistRawView": {
+        "message": "Rå visning"
+      , "description": "Switch to raw view button title."
+    }
+  , "optionsUserAgentWhitelistSaveRaw": {
+        "message": "Lagre rå"
+      , "description": "Save raw view edits button title."
+    }
+  , "optionsUserAgentWhitelistAddItem": {
+        "message": "Legg til"
+      , "description": "Add new whitelist item button title."
+    }
+  , "optionsUserAgentWhitelistEditItem": {
+        "message": "Rediger"
+      , "description": "Edit whitelist item button title. Displayed on each item."
+    }
+  , "optionsUserAgentWhitelistRemoveItem": {
+        "message": "Fjern"
+      , "description": "Remove whitelist item button title. Displayed on each item."
+    }
+  , "optionsUserAgentWhitelistInvalidMatchPattern": {
+        "message": "Ugyldig mønster $matchPattern$"
+      , "description": "Error displayed by input indicating an invalid match pattern."
+      , "placeholders": {
+            "matchPattern": {
+                "content": "$1"
+              , "example": "http://example"
+            }
+        }
+    }
+
+  , "optionsMirroringCategoryName": {
+        "message": "Skjerm/fane-casting"
+      , "description": "Options page mirroring category name."
+    }
+  , "optionsMirroringCategoryDescription": {
+        "message": "Speiler til en Chromecast mottagerapp."
+      , "description": "Options page mirroring category description."
+    }
+  , "optionsMirroringEnabled": {
+        "message": "Skru på skjerm/fane-casting (eksperimentell)"
+      , "description": "Mirroring enabled checkbox label."
+    }
+  , "optionsMirroringAppId": {
+        "message": "Speilingsapp-ID"
+      , "description": "Mirroring app ID input label."
+    }
+  , "optionsMirroringAppIdDescription": {
+        "message": "App ID for en registrert Chromecast-mottager applikasjon. Kun for viderekommende. Må være kompatibel med standard-appen (se Github repo)"
+      , "description": "Mirroring app ID option description."
+    }
+
+  , "optionsOptionRecommended": {
+        "message": "anbefalt"
+      , "description": "Badge next to option label indicating boolean option is recommended enabled."
+    }
+
+  , "optionsReset": {
+        "message": "Tilbakestill verdier"
+      , "description": "Restore default options button label."
+    }
+  , "optionsSave": {
+        "message": "Lagre"
+      , "description": "Save options button label."
+    }
+  , "optionsSaved": {
+        "message": "Lagret"
+      , "description": "Status text displayed by save button once options have been successfully saved."
+    }
+}