Captivate is software for recording audio and video of a user's screen. Users can import PowerPoint slides and add rich media, simulations, and quizzes, and publish them to learning management systems that support the SCORM standard.
Screenr is a free web-based screen recording program that allows you to create and share screencasts on the web. You can record on a Mac or PC, and the recordings play everywhere, including iPhones. Very easy to use.
WebSlides allows you to convert your bookmarks and feeds to present them as live web pages in an interactive slideshow. Each WebSlide has a unique URL, or comes as a widget. Users may create a guided tour of any website, group course information for students, provide a simple tutorial on any subject, or share images on the web. Additionally, content publishers may use this presentation format for repacking and remixing content.