diff --git a/src/effects/dialogparent/package/metadata.json b/src/effects/dialogparent/package/metadata.json
index 14f691d01b..fe65aa9d92 100644
--- a/src/effects/dialogparent/package/metadata.json
+++ b/src/effects/dialogparent/package/metadata.json
@@ -3,16 +3,37 @@
         "Authors": [
             {
                 "Email": "rivolaks@hot.ee, mgraesslin@kde.org",
-                "Name": "Rivo Laks, Martin Gräßlin"
+                "Name": "Rivo Laks, Martin Gräßlin",
+                "Name[ca]": "Rivo Laks, Martin Gräßlin",
+                "Name[es]": "Rivo Laks, Martin Gräßlin",
+                "Name[eu]": "Rivo Laks, Martin Gräßlin",
+                "Name[nl]": "Rivo Laks, Martin Gräßlin",
+                "Name[tr]": "Rivo Laks, Martin Gräßlin",
+                "Name[uk]": "Rivo Laks, Martin Gräßlin",
+                "Name[x-test]": "xxRivo Laks, Martin Gräßlinxx"
             }
         ],
         "Category": "Focus",
         "Description": "Darkens the parent window of the currently active dialog",
+        "Description[ca]": "Enfosqueix la finestra principal del diàleg actual actiu",
+        "Description[es]": "Oscurece la ventana padre del diálogo activo",
+        "Description[nl]": "Maakt het venster dat bij de ouder van de actieve dialoog hoort donkerder",
+        "Description[tr]": "Geçerli etkin iletişim kutusunun üst penceresini karartır",
+        "Description[uk]": "Затемнення батьківських вікон активних діалогових вікон",
+        "Description[x-test]": "xxDarkens the parent window of the currently active dialogxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-dialog-parent",
         "Id": "kwin4_effect_dialogparent",
         "License": "GPL",
         "Name": "Dialog Parent",
+        "Name[ca]": "Diàleg principal",
+        "Name[es]": "Ventana padre del diálogo",
+        "Name[eu]": "Guraso elkarrizketa-koadroa",
+        "Name[nl]": "Dialoogeigenaar",
+        "Name[pt]": "Pai da Janela",
+        "Name[tr]": "Üst İletişim Kutusu",
+        "Name[uk]": "Батьківське вікно",
+        "Name[x-test]": "xxDialog Parentxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/diminactive/metadata.json b/src/effects/diminactive/metadata.json
index 4b3cd35bd5..9c5b3b900a 100644
--- a/src/effects/diminactive/metadata.json
+++ b/src/effects/diminactive/metadata.json
@@ -50,7 +50,7 @@
         "Name[de]": "Inaktive abdunkeln",
         "Name[en_GB]": "Dim Inactive",
         "Name[es]": "Oscurecer inactivas",
-        "Name[eu]": "Ahultzea ez-aktibo",
+        "Name[eu]": "Ahuldu ez-aktiboa",
         "Name[fi]": "Passiivisen himmennys",
         "Name[fr]": "Réglage inactif",
         "Name[hu]": "Inaktív ablakok kiszürkítése",
diff --git a/src/effects/dimscreen/package/metadata.json b/src/effects/dimscreen/package/metadata.json
index 7b26aa90a3..31a7829b4f 100644
--- a/src/effects/dimscreen/package/metadata.json
+++ b/src/effects/dimscreen/package/metadata.json
@@ -3,16 +3,38 @@
         "Authors": [
             {
                 "Email": "mgraesslin@kde.org, vlad.zahorodnii@kde.org",
-                "Name": "Martin Flöser, Vlad Zahorodnii"
+                "Name": "Martin Flöser, Vlad Zahorodnii",
+                "Name[ca]": "Martin Flöser, Vlad Zahorodnii",
+                "Name[es]": "Martin Flöser, Vlad Zahorodnii",
+                "Name[eu]": "Martin Flöser, Vlad Zahorodnii",
+                "Name[nl]": "Martin Flöser, Vlad Zahorodnii",
+                "Name[tr]": "Martin Flöser, Vlad Zahorodnii",
+                "Name[uk]": "Martin Flöser, Влад Завгородній",
+                "Name[x-test]": "xxMartin Flöser, Vlad Zahorodniixx"
             }
         ],
         "Category": "Focus",
         "Description": "Darkens the entire screen when requesting root privileges",
+        "Description[ca]": "Enfosqueix tota la pantalla en demanar privilegis d'administrador",
+        "Description[es]": "Oscurece toda la pantalla cuando se solicitan privilegios de «root»",
+        "Description[eu]": "Ilundu pantaila osoa «root»aren pribilegioak eskatzean",
+        "Description[nl]": "Maakt het volledige scherm donker wanneer er om root-privileges wordt verzocht",
+        "Description[tr]": "Kök ayrıcalıkları isterken tüm ekranın karartır",
+        "Description[uk]": "Притлумлює кольори усього екрана, коли працюємо з доступом root",
+        "Description[x-test]": "xxDarkens the entire screen when requesting root privilegesxx",
         "EnabledByDefault": false,
         "Icon": "preferences-system-windows-effect-dimscreen",
         "Id": "kwin4_effect_dimscreen",
         "License": "GPL",
         "Name": "Dim Screen for Administrator Mode",
+        "Name[ca]": "Enfosqueix la pantalla per al mode administrador",
+        "Name[es]": "Oscurecer la pantalla en el modo administrador",
+        "Name[eu]": "Ahuldu pantaila administratzaile modurako",
+        "Name[nl]": "Scherm dimmen voor administratormodus",
+        "Name[pt]": "Escurecer o Ecrã para o Modo de Administrador",
+        "Name[tr]": "Yönetici Kipi için Ekranı Karart",
+        "Name[uk]": "Притлумлення кольорів у режимі адміністратора",
+        "Name[x-test]": "xxDim Screen for Administrator Modexx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/eyeonscreen/package/metadata.json b/src/effects/eyeonscreen/package/metadata.json
index bf3815c993..5ca0bda957 100644
--- a/src/effects/eyeonscreen/package/metadata.json
+++ b/src/effects/eyeonscreen/package/metadata.json
@@ -3,16 +3,36 @@
         "Authors": [
             {
                 "Email": "thomas.luebking@gmail.com",
-                "Name": "Thomas Lübking"
+                "Name": "Thomas Lübking",
+                "Name[ca]": "Thomas Lübking",
+                "Name[es]": "Thomas Lübking",
+                "Name[eu]": "Thomas Lübking",
+                "Name[nl]": "Thomas Lübking",
+                "Name[tr]": "Thomas Lübking",
+                "Name[uk]": "Thomas Lübking",
+                "Name[x-test]": "xxThomas Lübkingxx"
             }
         ],
         "Category": "Show Desktop Animation",
         "Description": "Suck windows into the desktop",
+        "Description[ca]": "Enganxa les finestres a l'escriptori",
+        "Description[es]": "Aspirar las ventanas en el escritorio",
+        "Description[nl]": "Zuig vensters in het bureaublad",
+        "Description[tr]": "Pencereleri masaüstüne çek",
+        "Description[uk]": "Засмоктування вікон до стільниці",
+        "Description[x-test]": "xxSuck windows into the desktopxx",
         "EnabledByDefault": false,
         "Icon": "preferences-system-windows-effect-eyeonscreen",
         "Id": "kwin4_effect_eyeonscreen",
         "License": "GPL",
         "Name": "Eye on Screen",
+        "Name[ca]": "Ull a la pantalla",
+        "Name[es]": "Ojo en la pantalla",
+        "Name[eu]": "Begia pantailan",
+        "Name[nl]": "Oog op scherm",
+        "Name[tr]": "Göz Ekranda",
+        "Name[uk]": "Око на екрані",
+        "Name[x-test]": "xxEye on Screenxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/fade/package/metadata.json b/src/effects/fade/package/metadata.json
index faa5d0fbf7..0fbd9e81df 100644
--- a/src/effects/fade/package/metadata.json
+++ b/src/effects/fade/package/metadata.json
@@ -3,16 +3,38 @@
         "Authors": [
             {
                 "Email": "philip.falkner@gmail.com, mgraesslin@kde.org",
-                "Name": "Philip Falkner, Martin Gräßlin"
+                "Name": "Philip Falkner, Martin Gräßlin",
+                "Name[ca]": "Philip Falkner, Martin Gräßlin",
+                "Name[es]": "Philip Falkner, Martin Gräßlin",
+                "Name[eu]": "Philip Falkner, Martin Gräßlin",
+                "Name[nl]": "Philip Falkner, Martin Gräßlin",
+                "Name[tr]": "Philip Falkner, Martin Gräßlin",
+                "Name[uk]": "Philip Falkner, Martin Gräßlin",
+                "Name[x-test]": "xxPhilip Falkner, Martin Gräßlinxx"
             }
         ],
         "Category": "Window Open/Close Animation",
         "Description": "Make windows smoothly fade in and out when they are shown or hidden",
+        "Description[ca]": "Fa que les finestres s'encenguin o s'apaguin de manera gradual quan es mostren o s'oculten",
+        "Description[es]": "Hacer que las ventanas se desvanezcan y reaparezcan suavemente al mostrarlas y al ocultarlas",
+        "Description[eu]": "Leihoak leunki koloregabetu/koloretu haiek erakustean edo ezkutatzean",
+        "Description[nl]": "Laat vensters vloeiend opkomen/vervagen als ze worden weergegeven of verborgen",
+        "Description[tr]": "Pencereler gösterilirken veya gizlenirken pürüzsüzce geçiş yapmalarını sağlar",
+        "Description[uk]": "Плавна поява або зникнення вікон",
+        "Description[x-test]": "xxMake windows smoothly fade in and out when they are shown or hiddenxx",
         "EnabledByDefault": false,
         "Icon": "preferences-system-windows-effect-fade",
         "Id": "kwin4_effect_fade",
         "License": "GPL",
         "Name": "Fade",
+        "Name[ca]": "Esvaïment",
+        "Name[es]": "Desvanecer",
+        "Name[eu]": "Koloregabetu",
+        "Name[nl]": "Vervagen",
+        "Name[pt]": "Desvanecer",
+        "Name[tr]": "Soldur",
+        "Name[uk]": "Згасання",
+        "Name[x-test]": "xxFadexx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/fadedesktop/package/metadata.json b/src/effects/fadedesktop/package/metadata.json
index a86052e483..51fd20d0a7 100644
--- a/src/effects/fadedesktop/package/metadata.json
+++ b/src/effects/fadedesktop/package/metadata.json
@@ -3,16 +3,37 @@
         "Authors": [
             {
                 "Email": "lmurray@undefinedfire.com, mgraesslin@kde.org",
-                "Name": "Lucas Murray, Martin Gräßlin"
+                "Name": "Lucas Murray, Martin Gräßlin",
+                "Name[ca]": "Lucas Murray, Martin Gräßlin",
+                "Name[es]": "Lucas Murray, Martin Gräßlin",
+                "Name[eu]": "Lucas Murray, Martin Gräßlin",
+                "Name[nl]": "Lucas Murray, Martin Gräßlin",
+                "Name[tr]": "Lucas Murray, Martin Gräßlin",
+                "Name[uk]": "Lucas Murray, Martin Gräßlin",
+                "Name[x-test]": "xxLucas Murray, Martin Gräßlinxx"
             }
         ],
         "Category": "Virtual Desktop Switching Animation",
         "Description": "Fade between virtual desktops when switching between them",
+        "Description[ca]": "Esvaeix entre els escriptoris virtuals quan es commuta entre ells",
+        "Description[es]": "Desvanecer entre escritorios virtuales al cambiar entre ellos",
+        "Description[eu]": "Koloregabetu alegiazko mahaigainen artean haien artean trukatzean",
+        "Description[nl]": "Laat virtuele bureaubladen vervagen en opkomen bij het wisselen",
+        "Description[tr]": "Sanal masaüstleri arasında pürüzsüzce geçiş yap",
+        "Description[uk]": "Затемнення перед час перемикання між віртуальними стільницями",
+        "Description[x-test]": "xxFade between virtual desktops when switching between themxx",
         "EnabledByDefault": false,
         "Icon": "preferences-system-windows-effect-fadedesktop",
         "Id": "kwin4_effect_fadedesktop",
         "License": "GPL",
         "Name": "Fade Desktop",
+        "Name[ca]": "Esvaïment de l'escriptori",
+        "Name[es]": "Desvanecer el escritorio",
+        "Name[eu]": "Koloregabetu mahaigaina",
+        "Name[nl]": "Bureaublad op laten komen",
+        "Name[tr]": "Masaüstünü Soldur",
+        "Name[uk]": "Затемнення стільниці",
+        "Name[x-test]": "xxFade Desktopxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/fadingpopups/package/metadata.json b/src/effects/fadingpopups/package/metadata.json
index 7903daca41..b6a4ac78e1 100644
--- a/src/effects/fadingpopups/package/metadata.json
+++ b/src/effects/fadingpopups/package/metadata.json
@@ -45,11 +45,24 @@
         ],
         "Category": "Appearance",
         "Description": "Make popups smoothly fade in and out when they are shown or hidden",
+        "Description[ca]": "Fa que els missatges emergents s'encenguin o s'apaguin de manera gradual quan es mostren o s'oculten",
+        "Description[es]": "Hacer que las ventanas emergentes se desvanezcan y reaparezcan suavemente al mostrarlas y al ocultarlas",
+        "Description[eu]": "Gainerakorrak leunki koloregabetu/koloretu haiek erakustean edo ezkutatzean",
+        "Description[nl]": "Laat pop-ups vloeiend opkomen/vervagen als ze worden weergegeven of verborgen",
+        "Description[tr]": "Açılır pencereler gösterilirken veya gizlenirken pürüzsüzce geçiş yapmalarını sağlar",
+        "Description[uk]": "Поступова поява або зникнення контекстних вікон вікон при відкритті чи закритті",
+        "Description[x-test]": "xxMake popups smoothly fade in and out when they are shown or hiddenxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-fadingpopups",
         "Id": "kwin4_effect_fadingpopups",
         "License": "GPL",
         "Name": "Fading Popups",
+        "Name[ca]": "Missatges emergents esvaïts",
+        "Name[es]": "Desvanecer ventanas emergentes",
+        "Name[nl]": "Vervagende pop-ups",
+        "Name[tr]": "Solan Açılır Pencereler",
+        "Name[uk]": "Інтерактивні контекстні панелі",
+        "Name[x-test]": "xxFading Popupsxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/frozenapp/package/metadata.json b/src/effects/frozenapp/package/metadata.json
index 0bc62335c6..ec8cc64bf1 100644
--- a/src/effects/frozenapp/package/metadata.json
+++ b/src/effects/frozenapp/package/metadata.json
@@ -3,16 +3,38 @@
         "Authors": [
             {
                 "Email": "kde@privat.broulik.de",
-                "Name": "Kai Uwe Broulik"
+                "Name": "Kai Uwe Broulik",
+                "Name[ca]": "Kai Uwe Broulik",
+                "Name[es]": "Kai Uwe Broulik",
+                "Name[eu]": "Kai Uwe Broulik",
+                "Name[nl]": "Kai Uwe Broulik",
+                "Name[pt]": "Kai Uwe Broulik",
+                "Name[tr]": "Kai Uwe Broulik",
+                "Name[uk]": "Kai Uwe Broulik",
+                "Name[x-test]": "xxKai Uwe Broulikxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Desaturate windows of unresponsive (frozen) applications",
+        "Description[ca]": "Dessatura les finestres de les aplicacions que no responen (congelades)",
+        "Description[es]": "Desaturar ventanas de las aplicaciones que no responden (congeladas)",
+        "Description[nl]": "Verzadiging van vensters van niet responsieve (bevroren) toepassingen verminderen",
+        "Description[tr]": "Yanıt vermeyen (donmuş) uygulamaların pencerelerini soldur",
+        "Description[uk]": "Зменшення насиченості кольорів вікон програм, які не відповідають на запити (повисли)",
+        "Description[x-test]": "xxDesaturate windows of unresponsive (frozen) applicationsxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-frozenapp",
         "Id": "kwin4_effect_frozenapp",
         "License": "GPL",
         "Name": "Desaturate Unresponsive Applications",
+        "Name[ca]": "Dessatura les aplicacions que no responen",
+        "Name[es]": "Desaturar las aplicaciones que no responden",
+        "Name[eu]": "Desasetu erantzuten ez duten aplikazioak",
+        "Name[nl]": "Verzadiging van niet responsieve toepassingen verminderen",
+        "Name[pt]": "Reduzir a Saturação das Aplicações Bloqueadas",
+        "Name[tr]": "Yanıt Vermeyen Uygulamaları Solgunlaştır",
+        "Name[uk]": "Зненасичення вікон, які не відповідають на запити",
+        "Name[x-test]": "xxDesaturate Unresponsive Applicationsxx",
         "ServiceTypes": [
             "KWin/Effect",
             "KCModule"
diff --git a/src/effects/fullscreen/package/metadata.json b/src/effects/fullscreen/package/metadata.json
index 4d928dd1dc..c418c0ac41 100644
--- a/src/effects/fullscreen/package/metadata.json
+++ b/src/effects/fullscreen/package/metadata.json
@@ -3,16 +3,37 @@
         "Authors": [
             {
                 "Email": "mgraesslin@kde.org",
-                "Name": "Martin Gräßlin"
+                "Name": "Martin Gräßlin",
+                "Name[ca]": "Martin Gräßlin",
+                "Name[es]": "Martin Gräßlin",
+                "Name[eu]": "Martin Gräßlin",
+                "Name[nl]": "Martin Gräßlin",
+                "Name[pt]": "Martin Gräßlin",
+                "Name[tr]": "Martin Gräßlin",
+                "Name[uk]": "Martin Gräßlin",
+                "Name[x-test]": "xxMartin Gräßlinxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Animation for a window going to and leaving full screen mode",
+        "Description[ca]": "Animació per a una finestra que entra o abandona el mode de pantalla completa",
+        "Description[es]": "Animación para la ventana que entra o sale del modo de pantalla completa",
+        "Description[nl]": "Animatie voor een venster dat gaat naar volledig scherm en deze verlaat",
+        "Description[tr]": "Tam ekran kipine giren ve çıkan pencere için canlandırma",
+        "Description[uk]": "Анімація для вікон під час входу до повноекранного режиму і виходу з нього",
+        "Description[x-test]": "xxAnimation for a window going to and leaving full screen modexx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-fullscreen",
         "Id": "kwin4_effect_fullscreen",
         "License": "GPL",
         "Name": "Full Screen",
+        "Name[ca]": "Pantalla completa",
+        "Name[es]": "Pantalla completa",
+        "Name[eu]": "Pantaila betea",
+        "Name[nl]": "Volledig scherm",
+        "Name[tr]": "Tam Ekran",
+        "Name[uk]": "Повноекранний режим",
+        "Name[x-test]": "xxFull Screenxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/login/package/metadata.json b/src/effects/login/package/metadata.json
index 9de000a791..debeba4dad 100644
--- a/src/effects/login/package/metadata.json
+++ b/src/effects/login/package/metadata.json
@@ -3,16 +3,37 @@
         "Authors": [
             {
                 "Email": "l.lunak@kde.org, kde@privat.broulik.de, mgraesslin@kde.org",
-                "Name": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin"
+                "Name": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[ca]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[es]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[eu]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[nl]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[tr]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[uk]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin",
+                "Name[x-test]": "xxLubos Lunak, Kai Uwe Broulik, Martin Gräßlinxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Smoothly fade to the desktop when logging in",
+        "Description[ca]": "Transició suau a l'escriptori en connectar-se",
+        "Description[es]": "Desvanecimiento suave para mostrar el escritorio al iniciar sesión",
+        "Description[nl]": "Laat het opstartscherm vervagen naar het opkomende bureaublad tijdens het aanmelden",
+        "Description[tr]": "Giriş yaparken masaüstüne pürüzsüzce geçiş yap",
+        "Description[uk]": "Плавна поява стільниці під час входу",
+        "Description[x-test]": "xxSmoothly fade to the desktop when logging inxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-login",
         "Id": "kwin4_effect_login",
         "License": "GPL",
         "Name": "Login",
+        "Name[ca]": "Inici de sessió",
+        "Name[es]": "Inicio de sesión",
+        "Name[eu]": "Saio-hastea",
+        "Name[nl]": "Aanmelden",
+        "Name[pt]": "Arranque",
+        "Name[tr]": "Giriş",
+        "Name[uk]": "Вхід",
+        "Name[x-test]": "xxLoginxx",
         "ServiceTypes": [
             "KWin/Effect",
             "KCModule"
diff --git a/src/effects/logout/package/metadata.json b/src/effects/logout/package/metadata.json
index 0820305e8c..24d480d76d 100644
--- a/src/effects/logout/package/metadata.json
+++ b/src/effects/logout/package/metadata.json
@@ -3,16 +3,37 @@
         "Authors": [
             {
                 "Email": "l.lunak@kde.org, kde@privat.broulik.de, mgraesslin@kde.org, mart@kde.org",
-                "Name": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin"
+                "Name": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[ca]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[es]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[eu]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[nl]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[tr]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[uk]": "Lubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martin",
+                "Name[x-test]": "xxLubos Lunak, Kai Uwe Broulik, Martin Gräßlin, Marco Martinxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Smoothly fade to the logout screen",
+        "Description[ca]": "Transició suau a la pantalla de sortida",
+        "Description[es]": "Desvanecimiento suave para mostrar la pantalla de cierre de sesión",
+        "Description[nl]": "Langzaam naar het afmeldscherm vervagen",
+        "Description[tr]": "Oturumdan çıkarken pürüzsüzce çık",
+        "Description[uk]": "Плавний перехід до вікна виходу з системи",
+        "Description[x-test]": "xxSmoothly fade to the logout screenxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-logout",
         "Id": "kwin4_effect_logout",
         "License": "GPL",
         "Name": "Logout",
+        "Name[ca]": "Sortida",
+        "Name[es]": "Cierre de sesión",
+        "Name[eu]": "Saio-ixtea",
+        "Name[nl]": "Afmelden",
+        "Name[pt]": "Encerrar",
+        "Name[tr]": "Çıkış",
+        "Name[uk]": "Вихід",
+        "Name[x-test]": "xxLogoutxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/maximize/package/metadata.json b/src/effects/maximize/package/metadata.json
index 97088566ef..b7b962221d 100644
--- a/src/effects/maximize/package/metadata.json
+++ b/src/effects/maximize/package/metadata.json
@@ -3,16 +3,38 @@
         "Authors": [
             {
                 "Email": "mgraesslin@kde.org",
-                "Name": "Martin Gräßlin"
+                "Name": "Martin Gräßlin",
+                "Name[ca]": "Martin Gräßlin",
+                "Name[es]": "Martin Gräßlin",
+                "Name[eu]": "Martin Gräßlin",
+                "Name[nl]": "Martin Gräßlin",
+                "Name[pt]": "Martin Gräßlin",
+                "Name[tr]": "Martin Gräßlin",
+                "Name[uk]": "Martin Gräßlin",
+                "Name[x-test]": "xxMartin Gräßlinxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Animation for a window going to maximize/restore from maximize",
+        "Description[ca]": "Animació per a una finestra que es maximitza/restaura des de maximització",
+        "Description[es]": "Animación para la ventana que se maximiza o restaura desde el estado de maximizada",
+        "Description[nl]": "Animatie voor een venster dat gaat naar maximaliseren/herstellen vanuit maximaliseren",
+        "Description[tr]": "Ekranı kaplayan veya geri dönen bir pencere için canlandırma",
+        "Description[uk]": "Анімація для вікон під час максимізації/відновлення з максимізації",
+        "Description[x-test]": "xxAnimation for a window going to maximize/restore from maximizexx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-maximize",
         "Id": "kwin4_effect_maximize",
         "License": "GPL",
         "Name": "Maximize",
+        "Name[ca]": "Maximitza",
+        "Name[es]": "Maximizar",
+        "Name[eu]": "Maximizatzea",
+        "Name[nl]": "Maximaliseren",
+        "Name[pt]": "Maximizar",
+        "Name[tr]": "Ekranı Kapla",
+        "Name[uk]": "Максимізація",
+        "Name[x-test]": "xxMaximizexx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/morphingpopups/package/metadata.json b/src/effects/morphingpopups/package/metadata.json
index ad3d8aba5b..d67820ee9e 100644
--- a/src/effects/morphingpopups/package/metadata.json
+++ b/src/effects/morphingpopups/package/metadata.json
@@ -45,11 +45,23 @@
         ],
         "Category": "Appearance",
         "Description": "Cross fade animation when Tooltips or Notifications change their geometry",
+        "Description[ca]": "Animació d'esvaïment creuat quan els consells d'eines o les notificacions canvien la seva geometria",
+        "Description[es]": "Animación cruzada cuando las ayudas emergentes o las notificaciones cambian su geometría",
+        "Description[nl]": "Verwissel animatie van opkomen/vervagen wanneer tekstballonnen of meldingen hun geometrie wijzigen",
+        "Description[tr]": "Araç ipuçları veya bildirimler boyutları değiştiğinde gösterilecek çapraz geçiş canlandırması",
+        "Description[uk]": "Анімація зі зміною освітленості під час зміни геометрії панелей підказок і сповіщень",
+        "Description[x-test]": "xxCross fade animation when Tooltips or Notifications change their geometryxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-morphingpopups",
         "Id": "kwin4_effect_morphingpopups",
         "License": "GPL",
         "Name": "Morphing popups",
+        "Name[ca]": "Missatges emergents en metamorfosi",
+        "Name[es]": "Transformación de ventanas emergentes",
+        "Name[nl]": "Morphing popups",
+        "Name[tr]": "Dönüşen açılır pencereler",
+        "Name[uk]": "Аморфні контекстні панелі",
+        "Name[x-test]": "xxMorphing popupsxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/scale/package/metadata.json b/src/effects/scale/package/metadata.json
index 5d1c849d0c..9d39411230 100644
--- a/src/effects/scale/package/metadata.json
+++ b/src/effects/scale/package/metadata.json
@@ -45,11 +45,25 @@
         ],
         "Category": "Window Open/Close Animation",
         "Description": "Make windows smoothly scale in and out when they are shown or hidden",
+        "Description[ca]": "Fa que les finestres entrin o surtin volant quan es mostren o s'oculten",
+        "Description[es]": "Hacer que las ventanas se escalen suavemente al mostrarlas y al ocultarlas",
+        "Description[nl]": "Laat vensters vloeiend kleiner en groter schalen als ze worden getoond of verborgen",
+        "Description[tr]": "Pencereler gösterilirken veya gizlenirken pürüzsüzce ölçeklendirilmelerini sağlar",
+        "Description[uk]": "Плавне масштабування вікон при появі або приховуванні",
+        "Description[x-test]": "xxMake windows smoothly scale in and out when they are shown or hiddenxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-scale",
         "Id": "kwin4_effect_scale",
         "License": "GPL",
         "Name": "Scale",
+        "Name[ca]": "Escala",
+        "Name[es]": "Escalar",
+        "Name[eu]": "Eskalatu",
+        "Name[nl]": "Schaal",
+        "Name[pt]": "Escala",
+        "Name[tr]": "Ölçeklendir",
+        "Name[uk]": "Масштабування",
+        "Name[x-test]": "xxScalexx",
         "ServiceTypes": [
             "KWin/Effect",
             "KCModule"
diff --git a/src/effects/sessionquit/package/metadata.json b/src/effects/sessionquit/package/metadata.json
index 38ed5ebc68..f4b12d8e4c 100644
--- a/src/effects/sessionquit/package/metadata.json
+++ b/src/effects/sessionquit/package/metadata.json
@@ -3,16 +3,37 @@
         "Authors": [
             {
                 "Email": "davidedmundson@kde.org",
-                "Name": "David Edmundson"
+                "Name": "David Edmundson",
+                "Name[ca]": "David Edmundson",
+                "Name[es]": "David Edmundson",
+                "Name[eu]": "David Edmundson",
+                "Name[nl]": "David Edmundson",
+                "Name[pt]": "David Edmundson",
+                "Name[tr]": "David Edmundson",
+                "Name[uk]": "David Edmundson",
+                "Name[x-test]": "xxDavid Edmundsonxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Keep the desktop background alive during logout until the end",
+        "Description[ca]": "Manté viu el fons de l'escriptori durant la sortida de la sessió fins al final",
+        "Description[es]": "Mantener vivo el fondo del escritorio hasta el final durante el cierre de sesión",
+        "Description[nl]": "De achtergrond van het bureaublad tot het einde levend houden gedurende afmelden",
+        "Description[tr]": "Çıkış sırasında en son aşamaya dek masaüstü arka planını göster",
+        "Description[uk]": "Не вимикати тло стільниці до кінця процедури виходу із облікового запису",
+        "Description[x-test]": "xxKeep the desktop background alive during logout until the endxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-logout",
         "Id": "kwin4_effect_sessionquit",
         "License": "GPL",
         "Name": "Session Quit",
+        "Name[ca]": "Sortida de la sessió",
+        "Name[es]": "Salir de la sesión",
+        "Name[nl]": "Afsluiten van sessie",
+        "Name[pt]": "Sair da Sessão",
+        "Name[tr]": "Oturum Çıkışı",
+        "Name[uk]": "Вихід з сеансу",
+        "Name[x-test]": "xxSession Quitxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/squash/package/metadata.json b/src/effects/squash/package/metadata.json
index c879aeaad0..11c1a66063 100644
--- a/src/effects/squash/package/metadata.json
+++ b/src/effects/squash/package/metadata.json
@@ -3,16 +3,36 @@
         "Authors": [
             {
                 "Email": "rivolaks@hot.ee, vlad.zahorodnii@kde.org",
-                "Name": "Rivo Laks, Vlad Zahorodnii"
+                "Name": "Rivo Laks, Vlad Zahorodnii",
+                "Name[ca]": "Rivo Laks, Vlad Zahorodnii",
+                "Name[es]": "Rivo Laks, Vlad Zahorodnii",
+                "Name[eu]": "Rivo Laks, Vlad Zahorodnii",
+                "Name[nl]": "Rivo Laks, Vlad Zahorodnii",
+                "Name[tr]": "Rivo Laks, Vlad Zahorodnii",
+                "Name[uk]": "Rivo Laks, Влад Завгородній",
+                "Name[x-test]": "xxRivo Laks, Vlad Zahorodniixx"
             }
         ],
         "Category": "Appearance",
         "Description": "Squash windows when they are minimized",
+        "Description[ca]": "Amuntega les finestres quan estan minimitzades",
+        "Description[es]": "Aplastar las ventanas cuando se minimizan",
+        "Description[nl]": "Krimp vensters wanneer ze geminimaliseerd zijn",
+        "Description[tr]": "Pencereler simge durumuna küçültüldüğünde onları tıkıştır",
+        "Description[uk]": "Складує вікна, якщо їх мінімізовано",
+        "Description[x-test]": "xxSquash windows when they are minimizedxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-squash",
         "Id": "kwin4_effect_squash",
         "License": "GPL",
         "Name": "Squash",
+        "Name[ca]": "Amuntega",
+        "Name[es]": "Aplastar",
+        "Name[nl]": "Krimpen",
+        "Name[pt]": "Esmagar",
+        "Name[tr]": "Tıkıştır",
+        "Name[uk]": "Складування",
+        "Name[x-test]": "xxSquashxx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/effects/translucency/package/metadata.json b/src/effects/translucency/package/metadata.json
index ab51b56bf6..4965420ad2 100644
--- a/src/effects/translucency/package/metadata.json
+++ b/src/effects/translucency/package/metadata.json
@@ -3,15 +3,36 @@
         "Authors": [
             {
                 "Email": "l.lunak@kde.org, mgraesslin@kde.org",
-                "Name": "Luboš Luňák, Martin Gräßlin"
+                "Name": "Luboš Luňák, Martin Gräßlin",
+                "Name[ca]": "Luboš Luňák, Martin Gräßlin",
+                "Name[es]": "Luboš Luňák, Martin Gräßlin",
+                "Name[eu]": "Luboš Luňák, Martin Gräßlin",
+                "Name[nl]": "Luboš Luňák, Martin Gräßlin",
+                "Name[tr]": "Luboš Luňák, Martin Gräßlin",
+                "Name[uk]": "Luboš Luňák, Martin Gräßlin",
+                "Name[x-test]": "xxLuboš Luňák, Martin Gräßlinxx"
             }
         ],
         "Category": "Appearance",
         "Description": "Make windows translucent under different conditions",
+        "Description[ca]": "Torna translúcides les finestres en diverses condicions",
+        "Description[es]": "Hacer que las ventanas sean transparentes bajo distintas condiciones",
+        "Description[nl]": "Maakt vensters doorschijnend onder andere condities",
+        "Description[tr]": "Değişik koşullar altında pencereleri yarısaydam yap",
+        "Description[uk]": "Додавання прозорості до вікон за різних умов",
+        "Description[x-test]": "xxMake windows translucent under different conditionsxx",
         "Icon": "preferences-system-windows-effect-translucency",
         "Id": "kwin4_effect_translucency",
         "License": "GPL",
         "Name": "Translucency",
+        "Name[ca]": "Translucidesa",
+        "Name[es]": "Transparencia",
+        "Name[eu]": "Zeharrargitsua",
+        "Name[nl]": "Transparantie",
+        "Name[pt]": "Translucidez",
+        "Name[tr]": "Yarısaydamlık",
+        "Name[uk]": "Прозорість",
+        "Name[x-test]": "xxTranslucencyxx",
         "ServiceTypes": [
             "KWin/Effect",
             "KCModule"
diff --git a/src/effects/windowaperture/package/metadata.json b/src/effects/windowaperture/package/metadata.json
index 87c1a75f41..7aa49f71b6 100644
--- a/src/effects/windowaperture/package/metadata.json
+++ b/src/effects/windowaperture/package/metadata.json
@@ -3,16 +3,36 @@
         "Authors": [
             {
                 "Email": "thomas.luebking@gmail.com",
-                "Name": "Thomas Lübking"
+                "Name": "Thomas Lübking",
+                "Name[ca]": "Thomas Lübking",
+                "Name[es]": "Thomas Lübking",
+                "Name[eu]": "Thomas Lübking",
+                "Name[nl]": "Thomas Lübking",
+                "Name[tr]": "Thomas Lübking",
+                "Name[uk]": "Thomas Lübking",
+                "Name[x-test]": "xxThomas Lübkingxx"
             }
         ],
         "Category": "Show Desktop Animation",
         "Description": "Move windows into screen corners",
+        "Description[ca]": "Mou les finestres cap a les cantonades de la pantalla",
+        "Description[es]": "Mover las ventanas a las esquinas de la pantalla",
+        "Description[nl]": "Verplaats vensters in de hoeken van het scherm",
+        "Description[tr]": "Pencereleri ekran kenarlarına taşı",
+        "Description[uk]": "Пересування вікон до кутів екрана",
+        "Description[x-test]": "xxMove windows into screen cornersxx",
         "EnabledByDefault": true,
         "Icon": "preferences-system-windows-effect-windowaperture",
         "Id": "kwin4_effect_windowaperture",
         "License": "GPL",
         "Name": "Window Aperture",
+        "Name[ca]": "Obertura de la finestra",
+        "Name[es]": "Apertura de ventanas",
+        "Name[eu]": "Leihoaren irekiera",
+        "Name[nl]": "Vensteropening",
+        "Name[tr]": "Pencere Açıklığı",
+        "Name[uk]": "Апертура вікна",
+        "Name[x-test]": "xxWindow Aperturexx",
         "ServiceTypes": [
             "KWin/Effect"
         ],
diff --git a/src/scripts/desktopchangeosd/metadata.json b/src/scripts/desktopchangeosd/metadata.json
index 1230b7784d..b536100083 100644
--- a/src/scripts/desktopchangeosd/metadata.json
+++ b/src/scripts/desktopchangeosd/metadata.json
@@ -3,14 +3,35 @@
         "Authors": [
             {
                 "Email": "mgraesslin@kde.org",
-                "Name": "Martin Gräßlin"
+                "Name": "Martin Gräßlin",
+                "Name[ca]": "Martin Gräßlin",
+                "Name[es]": "Martin Gräßlin",
+                "Name[eu]": "Martin Gräßlin",
+                "Name[nl]": "Martin Gräßlin",
+                "Name[pt]": "Martin Gräßlin",
+                "Name[tr]": "Martin Gräßlin",
+                "Name[uk]": "Martin Gräßlin",
+                "Name[x-test]": "xxMartin Gräßlinxx"
             }
         ],
         "Description": "An on screen display indicating the desktop change",
+        "Description[ca]": "Un missatge a la pantalla indicant el canvi d'escriptori",
+        "Description[es]": "Un visor sobre la pantalla para indicar el cambio de escritorio",
+        "Description[nl]": "Een on screen display (OSD) die de wijziging van het bureaublad aangeeft",
+        "Description[tr]": "Masaüstü değişikliğini belirten bir ekran üzeri görünümü",
+        "Description[uk]": "Екранна панель спостереження за зміною стільниць",
+        "Description[x-test]": "xxAn on screen display indicating the desktop changexx",
         "Icon": "preferences-system-windows-script-test",
         "Id": "desktopchangeosd",
         "License": "GPL",
         "Name": "Desktop Change OSD",
+        "Name[ca]": "OSD al canvi d'escriptori",
+        "Name[es]": "OSD de cambio de escritorio",
+        "Name[nl]": "OSD voor bureaubladwijziging",
+        "Name[pt]": "OSD de Mudança do Ecrã",
+        "Name[tr]": "OSD Masaüstü Değişimi",
+        "Name[uk]": "Панель зміни стільниць",
+        "Name[x-test]": "xxDesktop Change OSDxx",
         "ServiceTypes": [
             "KWin/Script"
         ],
diff --git a/src/scripts/minimizeall/metadata.json b/src/scripts/minimizeall/metadata.json
index d4426266c3..c11b541b35 100644
--- a/src/scripts/minimizeall/metadata.json
+++ b/src/scripts/minimizeall/metadata.json
@@ -3,14 +3,35 @@
         "Authors": [
             {
                 "Email": "thomas.luebking@gmail.com",
-                "Name": "Thomas Lübking"
+                "Name": "Thomas Lübking",
+                "Name[ca]": "Thomas Lübking",
+                "Name[es]": "Thomas Lübking",
+                "Name[eu]": "Thomas Lübking",
+                "Name[nl]": "Thomas Lübking",
+                "Name[tr]": "Thomas Lübking",
+                "Name[uk]": "Thomas Lübking",
+                "Name[x-test]": "xxThomas Lübkingxx"
             }
         ],
         "Description": "Adds a shortcut to minimize and restore all windows",
+        "Description[ca]": "Afegeix una drecera per a minimitzar i restaurar totes les finestres",
+        "Description[es]": "Añade un acceso rápido de teclado para minimizar y restaurar todas las ventanas",
+        "Description[nl]": "Voegt een sneltoets toe om alle vensters te minimaliseren en te herstellen",
+        "Description[tr]": "Tüm pencereleri simge durumuna küçültmek veya ekranı kaplamaları için bir kısayol ekler",
+        "Description[uk]": "Додає скорочення мінімізації усіх вікон або скасування такої мінімізації для усіх вікон",
+        "Description[x-test]": "xxAdds a shortcut to minimize and restore all windowsxx",
         "Icon": "preferences-system-windows-script-test",
         "Id": "minimizeall",
         "License": "GPL",
         "Name": "MinimizeAll",
+        "Name[ca]": "MinimitzaTot",
+        "Name[es]": "Minimizar todo",
+        "Name[eu]": "Minimizatu denak",
+        "Name[nl]": "Alles-minimaliseren",
+        "Name[pt]": "Maximizar Tudo",
+        "Name[tr]": "Tümünü Simge Durumuna Küçült",
+        "Name[uk]": "Мінімізувати усі",
+        "Name[x-test]": "xxMinimizeAllxx",
         "ServiceTypes": [
             "KWin/Script"
         ],
diff --git a/src/scripts/synchronizeskipswitcher/metadata.json b/src/scripts/synchronizeskipswitcher/metadata.json
index b02b512369..3c0124165c 100644
--- a/src/scripts/synchronizeskipswitcher/metadata.json
+++ b/src/scripts/synchronizeskipswitcher/metadata.json
@@ -3,14 +3,35 @@
         "Authors": [
             {
                 "Email": "mgraesslin@kde.org",
-                "Name": "Martin Gräßlin"
+                "Name": "Martin Gräßlin",
+                "Name[ca]": "Martin Gräßlin",
+                "Name[es]": "Martin Gräßlin",
+                "Name[eu]": "Martin Gräßlin",
+                "Name[nl]": "Martin Gräßlin",
+                "Name[pt]": "Martin Gräßlin",
+                "Name[tr]": "Martin Gräßlin",
+                "Name[uk]": "Martin Gräßlin",
+                "Name[x-test]": "xxMartin Gräßlinxx"
             }
         ],
         "Description": "Hides all windows marked as Skip Taskbar to be also excluded from window switchers (e.g. Alt+Tab)",
+        "Description[ca]": "Oculta totes les finestres marcades com a «Ignora la barra de tasques» que també s'excloguin del commutador de finestres (p. ex. Alt+Tab)",
+        "Description[es]": "Oculta todas las ventanas marcadas como «Omitir barra de tareas» para que también se excluyan de los selectores de ventanas (por ejemplo, Alt+Tab)",
+        "Description[nl]": "Verbergt alle vensters gemarkeerd als Taakbalkoverslaan om ook te worden uitgesloten van vensterschakelaars (bijv. Alt+Tab)",
+        "Description[tr]": "Görev Çubuğunu Atla olarak imlenen tüm pencerelerin, değiştiricilerden de (örn. Alt+Tab) saklanmasını sağlar",
+        "Description[uk]": "Приховує всі вікна, позначені як такі, що не показуються на панелі задач, так, щоб їх не було показано у списках перемикання вікон (наприклад Alt+Tab)",
+        "Description[x-test]": "xxHides all windows marked as Skip Taskbar to be also excluded from window switchers (e.g. Alt+Tab)xx",
         "Icon": "preferences-system-windows-script-synchronizeskipswitcher",
         "Id": "synchronizeskipswitcher",
         "License": "GPL",
         "Name": "Synchronize Skip Switcher with Taskbar",
+        "Name[ca]": "Sincronitza «Ignora el commutador» amb la barra de tasques",
+        "Name[es]": "Sincronizar «Omitir selector» con la barra de tareas",
+        "Name[nl]": "Overslaanschakelaar met taakbalk synchroniseren",
+        "Name[pt]": "Sincronizar a Mudança com a Barra de Tarefas",
+        "Name[tr]": "Değiştiricide Gösterilmeyenleri Çubukta da Gösterme",
+        "Name[uk]": "Синхронізувати виключення вікон у перемикачі з панеллю задач",
+        "Name[x-test]": "xxSynchronize Skip Switcher with Taskbarxx",
         "ServiceTypes": [
             "KWin/Script"
         ],
diff --git a/src/scripts/videowall/metadata.json b/src/scripts/videowall/metadata.json
index 1a99c4b530..014e70808d 100644
--- a/src/scripts/videowall/metadata.json
+++ b/src/scripts/videowall/metadata.json
@@ -3,14 +3,37 @@
         "Authors": [
             {
                 "Email": "mgraesslin@kde.org",
-                "Name": "Martin Gräßlin"
+                "Name": "Martin Gräßlin",
+                "Name[ca]": "Martin Gräßlin",
+                "Name[es]": "Martin Gräßlin",
+                "Name[eu]": "Martin Gräßlin",
+                "Name[nl]": "Martin Gräßlin",
+                "Name[pt]": "Martin Gräßlin",
+                "Name[tr]": "Martin Gräßlin",
+                "Name[uk]": "Martin Gräßlin",
+                "Name[x-test]": "xxMartin Gräßlinxx"
             }
         ],
         "Description": "Spans fullscreen video player over all attached screens to create a Video Wall",
+        "Description[ca]": "Expandeix el reproductor de vídeo a pantalla completa per a totes les pantalles adjuntades per a crear un mur de vídeo",
+        "Description[es]": "Amplía el reproductor de video en pantalla completa a todas las pantallas conectadas para crear un muro de vídeo",
+        "Description[eu]": "Bideo-horma bat sortzeko, leiho-osoko bideo jotzailea atxikitako pantaila guzietara hedatzen du",
+        "Description[nl]": "Verdeelt de videospeler in modus volledig scherm over alle aangesloten schermen om een Videomuur te creëren",
+        "Description[tr]": "Tam ekran video oynatıcılarını tüm bağlı ekranlara genişleterek bir tür Video Duvarı oluşturur",
+        "Description[uk]": "Розподіл зображення відеопрогравача у повноекранному режимі на всі екрани з метою створення відеостіни",
+        "Description[x-test]": "xxSpans fullscreen video player over all attached screens to create a Video Wallxx",
         "Icon": "preferences-system-windows-script-test",
         "Id": "videowall",
         "License": "GPL",
         "Name": "Video Wall",
+        "Name[ca]": "Mur de vídeo",
+        "Name[es]": "Video wall",
+        "Name[eu]": "Bideo-horma",
+        "Name[nl]": "Videomuur",
+        "Name[pt]": "Painel de Vídeo",
+        "Name[tr]": "Video Duvarı",
+        "Name[uk]": "Відеостіна",
+        "Name[x-test]": "xxVideo Wallxx",
         "ServiceTypes": [
             "KWin/Script",
             "KCModule"