j!Language Editor is a special extension that provides a translation of your components, which are located in Joomla. Using it, you are able to translate into Russian language almost all its components.
j!Language Editor is a very simple plugin, but at the same time quite effective, as it allows you to manage the translation of your components.
The only disadvantage is that it is not always what you make to the structure of the component inside the administration panel, will eventually be made into a real file on the server. It should be understood that the main purpose of this extension is likely in the usability of the translation of your components that you can continue to copy and just paste in the actual files, which are usually located in the folder: languages language in which you installed Joomla.
Output language files of all components in the administration panel.
Transfer directly to the correct components.
Simple integration into the available settings and parameters.