David King

full stack developer

Khan-Draw

http://draw.oodavid.com/ - project website

https://github.com/oodavid/khan-draw - source code

Screen recording in the browser using only Javascript.

This is a simple sketching app that records the screen, captures the microphone and spits out a video. All in Javascript.

If you're unfamiliar with the state of Javascript, this is a cutting-edge technique. Normally to record the screen you would need to download specialist software - but not with the technique I have used here!

I was initially concerned that screen recording would be impossible, but a quick search led me to a couple of great projects:

Standing on the shoulders of these giants, I created khan-draw!

View on Youtube