cuteTube is a feature-rich client for YouTube that allows you to browse, search, play, share, upload and download videos. You can also manage your uploads, favourites, playlists and subscriptions.

Features include:

• Browse, search, play and download YouTube videos. Media Player and MPlayer are currently supported for playback, with Media Player giving the best performance.
• Rate videos and view/add comments.
• Manage your YouTube account(s). You can add multiple accounts and switch between them dynamically.
• Create, edit and view your playlists, subscriptions and favourites.
• Create an 'on the go' playback queue, which can also be saved as a YouTube playlist.
• Full auto-rotation support in all windows and dialogs.
• Select playback and download resolutions.

cuteTube Website