Who is Media Stream Detector for?

Media Stream Detector is a consumer product built for firefox users and web developers inspecting streaming media.

Is Media Stream Detector free?

Yes — Media Stream Detector is free to use.

What platforms does Media Stream Detector run on?

Media Stream Detector runs on the web and embeddable surfaces.

Is Media Stream Detector still active?

Unverified. Media Stream Detector has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Media Stream Detector?

Similar projects tracked by PulseGate include Stream Finder, Stream Detector Pro, and MediaSniffer Plus.

Who develops Media Stream Detector?

Media Stream Detector is developed by Dark Flare.

How long has Media Stream Detector been around?

Media Stream Detector first shipped in 2024.

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Media Stream Detector

Name: Media Stream Detector
Author: Dark Flare

mozilla.orgBrowser DevTools & extensions

Media Stream Detector is a Firefox browser extension that detects and collects M3U8 media streams and subtitle files from web pages. It is intended for users and developers who need to inspect streaming media resources in the browser.

FreeWebEmbeddable

Visit mozilla.org

Overview

4 features

Media Stream Detector is a Browser DevTools & extensions project. It focuses on finding media stream playlists and subtitle files embedded in web pages. It is built as a consumer product for firefox users and web developers inspecting streaming media. It is available for free. It runs on the web and embeddable surfaces.

Behind Media Stream Detector is Dark Flare, and it first shipped in 2024. Among its 4 catalogued features are M3U8 detection, subtitle detection, and stream collection. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

M3U8 detection
Subtitle detection
Stream collection
Web page scanning

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed15 Sep · 19:26 UTC
Media Stream Detector verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Media Stream Detector

What does Media Stream Detector do?: Media Stream Detector focuses on finding media stream playlists and subtitle files embedded in web pages. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Media Stream Detector for?: Media Stream Detector is a consumer product built for firefox users and web developers inspecting streaming media.
Is Media Stream Detector free?: Yes — Media Stream Detector is free to use.
What platforms does Media Stream Detector run on?: Media Stream Detector runs on the web and embeddable surfaces.
Is Media Stream Detector still active?: Unverified. Media Stream Detector has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Media Stream Detector?: Similar projects tracked by PulseGate include Stream Finder, Stream Detector Pro, and MediaSniffer Plus.Stream Finder Stream Detector Pro MediaSniffer Plus
Who develops Media Stream Detector?: Media Stream Detector is developed by Dark Flare.
How long has Media Stream Detector been around?: Media Stream Detector first shipped in 2024.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users and web developers inspecting streaming media
Model: B2C
Solves: Finding media stream playlists and subtitle files embedded in web pages.

Registered as

Firefox Add-ons: media-stream-detector

Developer

Dark Flare

Index record

Indexed: 15 Sep 2026
Lifecycle: Alive
Last seen: 15 Sep 2026

Identity audit (13)

Slug: media-stream-detector-mozilla-org
Lifecycle state recorded: 15 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 15 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 15 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/media-stream-detector

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