SaaS Email Marketing Handbook - Double Your MRR With Email Marketing
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
HelpDocs - Educate your users with a super simple knowledge base that’s built for teams just like yours.
Elevatr Email Marketing Automation - Fast and easy email marketing software
phpMyFAQ - phpMyFAQ is a world’s most popular mobile-friendly, feature-rich and open-sources FAQ software that uses PHP 5.