Streamline – A persistent YouTube queue manager

Summary: Streamline is a Chrome extension that manages YouTube queues across tabs and browsers with features like auto-play, drag-and-drop reordering, and sync via local and Chrome storage. It enables adding videos or playlists quickly and maintains playback history without requiring accounts or tracking.

What it does

It saves and syncs YouTube queue states, supports drag-and-drop reordering, quick video or playlist addition, search by title or channel, and import/export of queues.

Who it's for

Users who want a more flexible and persistent YouTube queue beyond the default "Watch later" feature.

Why it matters

It prevents losing queued videos and overcomes YouTube's restrictive queue limitations.