Wordpress plugin for multiple languages.
http://wordpress.org/plugins/polylang/
Widgets · Translation · WordPress Plugins
Get access to data on 45,114 websites that are Polylang Customers. We know of 13,723 live websites using Polylang and an additional 31,391 sites that used Polylang historically and 5,736 websites in the United States.
Get a list of 45,114 websites using Polylang which includes location information, hosting data, contact details, 13,723 currently live websites and an additional 5,600 domains that redirect to sites in this list. 31,391 sites that used this technology previously and 5,736 websites in the United States currently using Polylang.