HelpCenter.io - Empower your customers for self-service and lower your customer support costs with a customer-centric and smart knowledge base.
Elucify - A completely free software tool that uses crowdsourced data to find business email addresses
Support Hero - Educate your customers through self-help support
Lead Forensics - B2B website analytics and lead generation.
phpMyFAQ - phpMyFAQ is a world’s most popular mobile-friendly, feature-rich and open-sources FAQ software that uses PHP 5.
FindThatLead Prospector - Feed your sales team with daily leads.