As per the Official Gmail Blog, Gmail will soon be available in 37 languages. This rollout is expected to start tonight. This means, if you have been using English, you can now actually change your default language using the Settings menu and take advantage of the features going to be launched for your preferred language.
The blogpost also mentions the following features which shall be added to Gmail
- Colored labels
- Group chat
- Rich emoticons
- A new contact manager with a three-pane layout
- A number of smaller features, such as new shortcut keys and the ability to bookmark individual emails with your browser