SharePoint Migration tools

DocAve SharePoint Migration for Microsoft SharePoint : http://avepoint.com/sharepoint-to-sharepoint-migration-docave/

Quest Migration Manager for SharePoint : http://www.quest.com/migration-manager-for-sharepoint/

Metalogix SharePoint Site Migration Manager 2010 : http://www.metalogix.net/Products/SharePoint-Site-Migration-Manager-2010/

Another  3rd party migration tool : http://www.tzunami.com/products/td-sp2013-migration/