Supported Platforms

Podstr works on video sites that use HLS subtitle streams or provide subtitle APIs. Here are the platforms we actively support and test.

Fully Supported

YouTube
Subtitles via timedtext API. Auto-generated and manual captions.
ARTE
European cultural content with multilingual subtitles.
Plex
Self-hosted media with external subtitle tracks.
Filmzie
Free streaming with HLS subtitles.
BBC iPlayer
BBC series and documentaries with subtitles

Works via Enable Button

These sites may work when you click the Enable button in the extension popup. Not guaranteed — depends on how the site delivers subtitles.

Netflix
HLS subtitles. Experimental support — may require Enable.
Disney+
HLS streams, may require Enable.
Amazon Prime Video
Some content works with Enable.
Other HLS sites
Any site using HLS .vtt subtitles may work.

How It Works

Podstr intercepts subtitle streams in your browser and translates them using AI. For fully supported platforms, subtitle detection is automatic. For other sites, click the Enable button in the extension popup to activate detection on the current site.

Request a Platform

Want Podstr to support a specific platform? Let us know at hello@podstr.cc or open an issue on GitHub.