Mozenda - The Mozenda screen scraper provides web data extraction software and data scraping tools that make it easy to capture content from the web
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
statuspage - A simple self-hosted status page site with an API written in Django under the BSD license.
ZenDesk - Zendesk is a beautiful, lightweight help-desk solution.
Statbot - One-click business & growth analytics for Intercom
Salesforce Service Cloud - Service Cloud integrates customer service with social networks and provides a self-service customer portal and knowledge base system.