Go to Chrome Developer Dashboard and pay 5 bucks for membership.To start creating and testing your own extension you need: This is what you need to pay to become a Chrome developer community. Self-signed certificates will do fine as long as your page does open via HTTPS, even if it’s read and strikethrough: And you don’t need to purchase SSL certificates. The domain and HTTPS are, basically, all you need to create your own extension for screencasting. Correspondingly, your screencasting page should opens something like this: In this case, when creating the extension, you should put the domain name into the code.īesides, your domain (the website on this domain) must work via HTTPS. The next step is creating an extension for your domain. The box notifies the user that the extension can capture the screen. The Chrome browsers asks to add the extension in a standard box, where a user can add the extension in just one click. The user is asked to add the extension for this action.The user opens the website and clicks Start screensharing.The very first run of screencasting requires the follows actions from a user: To make screencasting work, the user should install your Chrome extension designed specifically for your website (domain). To enable screencasting, you need Chrome Desktop Capture API, and this article shows how to do this. In the Chrome browser screencasting is turned off.

It’s fine, but there is a security issue. For example, you can capture Firefox running in a separate window. The technology allows capturing a window of the browser itself as well as windows of other applicaitons. Screencasting (demo screen, screensharing) already works in Google Chrome.

Manag screencastify chrome extension