SearchBlox integrates with Liferay to help you search 25 different content/data repositories including Websites, Databases, Local Files, Twitter, Liferay, Sharepoint, Alfresco, Documentum, Emails, Amazon S3, Dropbox, Google Drive, CMIS compatible Content Management Systems and Wikis. SearchBlox supports indexing in 30 different file formats and 37 different languages. Get started with out of the box faceted search with our SearchBlox Portlet.
For more details visit http://www.searchblox.com/