The Vzaar .Net Library by Vzaar allows developers to integrate the Vzaar API into their .Net applications. The documentation provided here is valid for version 2.0.5214+ of the library.
Kanvas, the app that allows users to add creative elements to videos, has announced SDK that will enable third party apps to utilize its feature set. The SDK is available to developers for free and offers everything from filters, GIFs, overlays, and much more. The SDK is available cross-platform.
Sinch has announced the availability of the Sinch Video Calling SDK beta which allows developers to add video calling capabilities into web and mobile applications.
If you wonder which of the 267 APIs on this site people view most often you might be surprised. It's not Google Maps, it's YouTube. Which has been true for quite some time. But the number of mashups using YouTube has been small, until recently when they've started to pick-up.
