Social Q&A - Better audience Q&A for presentations and events
Ziteboard - Ziteboard is an zoomable online whiteboard that lets team to collaborate in real-time.
BlueJeans - Blue Jeans Network maintains a cloud-based video collaboration service that enables video conferencing using practically any device.
Voynetch - Share your visual notes and graphic recordings.
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.
AuthorBee - Organize Twitter around your interests