VLC media player is used by many users all over the world, it supports any video format and can also play youtube videos. To play Youtube videos on your desktop you need not require Adobe flash player or Web browser
To play Youtube videos in VLC media player
Open the VLC player, press Ctrl+N to open the Network URL dialog and paste any YouTube video URL in the input box.
Advantages of using VLC to watch youtube videos
You can change the Playback speed of the YouTube video and make it run slower or faster than the normal speed.
Use the Tools -> Take Snapshot option to capture a screenshot image of any frame or scene in the YouTube video.
Watch the YouTube videos without the ads. I played a couple of movies and music videos inside VLC and none of them carried any pre-roll ads.
Press the Loop button in the player controls and the YouTube video will play non-stop in a loop.
How to play entire Youtube playlist on VLC media player
VLC, by default, only supports single YouTube URLs but it also possible to import an entire YouTube Playlist into VLC and watch all the videos in sequence.
Here’s the trick. Right-click and save this file to your desktop. Now open the VLC installation folder (%ProgramFiles%VideoLANVLC) and move the .lua file into the exiting /lua/playlist folder.Restart the VLC Media Player and choose Media -> Open Network Stream. Now paste the URL of any public YouTube Playlist here and the enjoy the videos.