authorSTREAM - authorSTREAM enables presenters to upload & share PowerPoint, Keynote & PDF presentations online; embed in blogs, convert to video and share on social networks.
Social Q&A - Better audience Q&A for presentations and events
PreZentit - Prezentit is an online presentation solution based on JavaScript that comes with new online collaboration tools.
BlueJeans - Blue Jeans Network maintains a cloud-based video collaboration service that enables video conferencing using practically any device.
Zentation - Affordable webinar software. Create online presentations with synchronized video and PowerPoint.
Sparkup - Sparkup is an audience interaction platform for live and virtual meetings and events. Easily create interactive Q&A, word clouds, live polls and quizzes to engage your audience.