Solvvy - Highly intelligent customer support self-service solution via AI/ML/NLP science
Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
Whatfix - Whatfix Enterprise: Enhancing self-service capability of any web product
ProntoForms - ProntoForms is a mobile business solutions application, converting paper forms onto any tablet or mobile device.
phpMyFAQ - phpMyFAQ is a world’s most popular mobile-friendly, feature-rich and open-sources FAQ software that uses PHP 5.
Nintex - Cloud-based digital workflow management automation platform