Osmosis video downloader
Tentek finds the video on a Osmosis page and saves it to your computer. One click, no converter sites, no watermarks.
Free. No sign-up. No third-party sites.
Found on this page
osmosis.org
MP4 · lecture
DownloadUI mock · the real UI lives in the extension
What you can save
Formats and quality
- MP4 · lecture
Notes and limits
A medical education platform. Lectures can be saved for offline study — your account must already have access to the material. Private content requires being signed in on the site — the extension only sees what your browser already has access to.
This is not a YouTube downloader. Only download what the site rules and the law allow.
How to download
Open a video on Osmosis
Any page on osmosis.org that plays a video.
Click the Tentek icon
The extension lists every file it detected on the page.
Pick quality and download
The file is saved straight to your computer.
FAQ
Is it free to download Osmosis videos?
Yes. Single downloads in standard quality are free forever. Premium adds batch downloads, maximum quality and download history.
Which Osmosis domains are supported?
osmosis.org.
Do I need an account to download from Osmosis?
Private content requires being signed in on the site — the extension only sees what your browser already has access to.
What formats and quality do I get?
MP4 · lecture. A medical education platform. Lectures can be saved for offline study — your account must already have access to the material.
Does it work with YouTube?
No. YouTube is not supported due to Chrome Web Store policy.
Where does my data go?
The extension runs in your browser and saves files to your computer. Details are on the privacy page.
Save your first Osmosis video in a minute
Free on the Chrome Web Store. No sign-up.