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Parabolic vs Open Video Downloader: catalog facts
Parabolic	Open Video Downloader
Free Free and open source under the MIT licence.	Free Free to download from GitHub.
Windows, macOS, Linux, Browser extension	Windows, macOS, Linux
A real desktop interface for yt-dlp, covering hundreds of supported sites Downloads in MP4, WebM, MP3, Opus, FLAC and WAV	No command line needed to use youtube-dl Handles playlists as well as single videos
The authors note that content may be DMCA protected and disclaim responsibility for unlawful use It inherits yt-dlp's breakages when a site changes	Depends on the underlying downloader supporting a given site The research does not state the license terms
Downloadable app, Browser extension	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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