Hello,
I discovered Roundcube recently, and first of all, I have to say "Good Job".
This webmail is simple, powerfull and very nice to use.
As I really like it, I want to contribute to it.
As a beginning, please find attached the labels.inc I generated with the online translator with a couple of new translations (all the ones that were marked in red).
I also find some untranslatted messages in the last version I'm using in the preferences page.
Sender notifications : Notification de l'envoyeur ask the user : Demander send automatically : Toujours envoyer ignore : Ignorer
Mark the message as read on delete : Marquer le message comme lu à sa suppression Flag the message for deletion instead of delete : Marquer le message pour suppression au lieu de le supprimer Clear trash on logout : Vider la corbeille à la déconnexion Compact inbox on logout : Compacter la boite de réception à la déconnexion