Solvvy - Highly intelligent customer support self-service solution via AI/ML/NLP science
Timewatch - Timewatch offers time tracking, expense management, resource scheduling and professional services automation solutions.
Whatfix - Whatfix Enterprise: Enhancing self-service capability of any web product
Office Timesheets - Professional Services Automation
phpMyFAQ - phpMyFAQ is a world’s most popular mobile-friendly, feature-rich and open-sources FAQ software that uses PHP 5.
Krow - Krow Software is a professional service automation solution.