Winds - Open source & beautiful RSS reader
Kingfisher - Organize and explain just about anything.
Cappuccino - Cappuccino is a framework which makes it easy to create advanced web apps.
Explained Visually - An experiment in making hard ideas intuitive.
Feedly - The content you need to accelerate your research, marketing, and sales.
Crowdcast - CrowdCast provides webinars & virtual conferences.