diff --git a/peertube-plugin-hello-world/client/common-client-plugin.js b/peertube-plugin-hello-world/client/common-client-plugin.js
index c838c38..ea916c1 100644
--- a/peertube-plugin-hello-world/client/common-client-plugin.js
+++ b/peertube-plugin-hello-world/client/common-client-plugin.js
@@ -75,6 +75,9 @@ function onApplicationInit (peertubeHelpers) {
   const topLeftBlock = document.querySelector('.top-left-block')
 
   topLeftBlock.style.backgroundImage = 'url(' + imageUrl + ')'
+
+  peertubeHelpers.translate('User name')
+   .then(translation => console.log('Translated User name by ' + translation))
 }
 
 function addSymbolToVideoNameResult (result, symbol) {
diff --git a/peertube-plugin-hello-world/languages/fr.json b/peertube-plugin-hello-world/languages/fr.json
new file mode 100644
index 0000000..65003d5
--- /dev/null
+++ b/peertube-plugin-hello-world/languages/fr.json
@@ -0,0 +1,4 @@
+{
+  "User name": "Nom d'utilisateur",
+  "Admin name": "Nom d'administrateur"
+}
diff --git a/peertube-plugin-hello-world/main.js b/peertube-plugin-hello-world/main.js
index 06ac973..7da2f01 100644
--- a/peertube-plugin-hello-world/main.js
+++ b/peertube-plugin-hello-world/main.js
@@ -1,4 +1,12 @@
-async function register ({ registerHook, registerSetting, settingsManager, storageManager }) {
+async function register ({
+  registerHook,
+  registerSetting,
+  settingsManager,
+  storageManager,
+  videoCategoryManager,
+  videoLicenceManager,
+  videoLanguageManager
+}) {
   const defaultAdmin = 'PeerTube admin'
 
   registerHook({
@@ -30,6 +38,15 @@ async function register ({ registerHook, registerSetting, settingsManager, stora
   console.log(value)
 
   await storageManager.storeData('toto', 'hello' + new Date())
+
+  videoLanguageManager.addLanguage('al_bhed', 'Al Bhed')
+  videoLanguageManager.deleteLanguage('fr')
+
+  videoCategoryManager.addCategory(42, 'Best category')
+  videoCategoryManager.deleteCategory(1) // Music
+
+  videoLicenceManager.addLicence(42, 'Best licence')
+  videoLicenceManager.deleteLicence(7) // Public domain
 }
 
 async function unregister () {
diff --git a/peertube-plugin-hello-world/package.json b/peertube-plugin-hello-world/package.json
index 3ff4760..a97b111 100644
--- a/peertube-plugin-hello-world/package.json
+++ b/peertube-plugin-hello-world/package.json
@@ -1,6 +1,6 @@
 {
   "name": "peertube-plugin-hello-world",
-  "version": "0.0.12",
+  "version": "0.0.13",
   "description": "Hello world PeerTube plugin example",
   "engine": {
     "peertube": ">=1.3.0"
@@ -33,5 +33,8 @@
       "script": "client/search-client-plugin.js",
       "scopes": [ "search" ]
     }
-  ]
+  ],
+  "translations": {
+    "fr-FR": "./languages/fr.json"
+  }
 }
diff --git a/peertube-plugin-matomo/package.json b/peertube-plugin-matomo/package.json
index 4613625..7a7dc72 100644
--- a/peertube-plugin-matomo/package.json
+++ b/peertube-plugin-matomo/package.json
@@ -1,6 +1,6 @@
 {
   "name": "peertube-plugin-matomo",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "Hello world PeerTube plugin example",
   "engine": {
     "peertube": ">=1.3.0"
@@ -20,5 +20,6 @@
       "script": "client/common-client-plugin.js",
       "scopes": [ "common" ]
     }
-  ]
+  ],
+  "translations": {}
 }
diff --git a/peertube-theme-background-red/package.json b/peertube-theme-background-red/package.json
index 9276211..28ad8f5 100644
--- a/peertube-theme-background-red/package.json
+++ b/peertube-theme-background-red/package.json
@@ -1,6 +1,6 @@
 {
   "name": "peertube-theme-background-red",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "Example PeerTube theme",
   "engine": {
     "peertube": ">=1.3.1"
@@ -24,5 +24,6 @@
       "script": "client/video-watch-client-plugin.js",
       "scopes": [ "video-watch" ]
     }
-  ]
+  ],
+  "translations": {}
 }
diff --git a/peertube-theme-dark/package.json b/peertube-theme-dark/package.json
index 708951a..2b6e829 100644
--- a/peertube-theme-dark/package.json
+++ b/peertube-theme-dark/package.json
@@ -1,6 +1,6 @@
 {
   "name": "peertube-theme-dark",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "PeerTube dark theme",
   "engine": {
     "peertube": ">=1.3.0"
@@ -16,5 +16,6 @@
   "css": [
     "assets/style.css"
   ],
-  "clientScripts": []
+  "clientScripts": [],
+  "translations": {}
 }