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cobalt vs MeTube: catalog facts
cobalt	MeTube
Free The open-source software is available without a license fee.	Free Free to self-host from the public repository.
Web, Self-hosted	Web, Self-hosted
One paste box, no account, no advertising and no bundled installer Can be self-hosted so downloads do not depend on a public instance	Supports YouTube and dozens of other sites through yt-dlp Downloads video, audio, captions and thumbnails
Supported services vary by instance and change over time Public instances are rate limited	Needs a server running Docker Site support depends on yt-dlp keeping up with site changes
Web application, Self-hosted	Self-hosted
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.