MEDIOH!

Medioh is a video search engine powered by RSS video aggregation. Medioh! claims to enable users to create their own tailored viewing experience, "with access to the broadest range of content available on the web." They offer an API to allow developers to manipulate a database of aggregated video feeds and create their own customized customer-facing application. Features available through the API include searching and filtering by all sorts of information about a video, including its title, description, and tags, as well as information about its quality including resolution, duration, and codec.