Index: gc_lang/fr/build.py
==================================================================
--- gc_lang/fr/build.py
+++ gc_lang/fr/build.py
@@ -10,10 +10,11 @@
 
 def build (sLang, dVars, spLangPack):
     "complementary build launched from make.py"
     createWebExtension(sLang, dVars)
     createThunderbirdExtension(sLang, dVars, spLangPack)
+    createNodeJSPackage(sLang)
 
 
 def createWebExtension (sLang, dVars):
     "create Web-extension"
     print("Building WebExtension")
@@ -85,5 +86,11 @@
         if not os.path.isdir("grammalecte-js/graphspell/_dictionaries/"+sf):
             hZip.write("grammalecte-js/graphspell/_dictionaries/"+sf, sAddPath+"grammalecte-js/graphspell/_dictionaries/"+sf)
     for sf in os.listdir(spLangPack):
         if not os.path.isdir(spLangPack+"/"+sf):
             hZip.write(spLangPack+"/"+sf, sAddPath+spLangPack+"/"+sf)
+
+
+def createNodeJSPackage (sLang):
+    helpers.createCleanFolder("_build/nodejs/"+sLang)
+    dir_util.copy_tree("gc_lang/"+sLang+"/nodejs/", "_build/nodejs/"+sLang)
+    dir_util.copy_tree("grammalecte-js", "_build/nodejs/"+sLang+"/core/grammalecte")