Zorrocaesar

Allows restricting access to your posts or pages via the Reffero.com service.

Reffero

Allows restricting access to your posts or pages via the Reffero.com service.

soychuy

YouTube Thumbnail to Featured Image, as its name says, is a plugin that helps you to set a YouTube video thumbnail as a featured image of a post. The user just have to set a YouTube video URL and the plugin will do the rest.
The video thumbnail will be imported to your media library, so you can use it anywhere else.

Youtube Thumbnail as Featured Image

Use a YouTube Thumbnail as a Featured Image for a WordPress Post. You only have to set a YouTue Video URL and the plugin does the rest.

Reffero vs Youtube Thumbnail as Featured Image