myQuiz.org - myQuiz is an Audience Engagement Cloud Platform
Principle - Principle makes it easy to create animated and interactive user interface designs.
TestMOZ - TestMOZ is an online platform for creating interactive quizzes and questions to keep your audience engaged on your social media, websites, or blog channels.
Tumult Hype - Tumult Hype is a keyframe-based animation system for creating HTML5 web content.
QuizWhizzer - QuizWhizzer is a platform that allows you to create a quiz to engage your audience inactivity.
CIC enVision - enVision software makes large volumes of digital multimedia content easily and quickly accessible also provides WYSIWYG layout editor.