Eclipse Plugin to translate your .properties to desired language using Microsoft BING
This plugin is developed on top of Microsoft BING Translator Java API developed by Jonathan Briggs Link to Source : https://github.com/boatmeme/microsoft-translator-java-api/
you can open any message.properties file, right click on the file and select Translate message.properties. A Language Translator Dialog would open. It would ask you to select the language you want to translate your properties file into. Select the same and find your properties file translated into the desired language in a giffy.