YouTube focuses on downloading audio from YouTube for offline listening. It is catalogued under Downloaders & offline video on PulseGate.

YouTube is a consumer product built for firefox users who want to save YouTube audio as MP3 files.

Yes — YouTube is free to use.

What platforms does YouTube run on?

YouTube runs on the web and embeddable surfaces.

Is YouTube still active?

Unverified. YouTube 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 YouTube?

Similar projects tracked by PulseGate include YouTube to MP3, YouTube MP3 Downloader, and YouTube to MP3 Converter.

YouTube is developed by xlDino.

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YouTube

Name: YouTube
Author: xlDino

mozilla.orgDownloaders & offline video

YouTube - MP3 is a Firefox browser extension that helps users download YouTube content as MP3 audio. It is intended for individual Firefox users seeking a simple YouTube audio-download tool.

FreeWebEmbeddable

Visit mozilla.org

8alternatives

4features

2025since

Overview

4 features

YouTube is a Downloaders & offline video project. It focuses on downloading audio from YouTube for offline listening. YouTube is a consumer product aimed at firefox users who want to save YouTube audio as MP3 files. YouTube is free to use. It ships for the web and embeddable surfaces.

It is developed by xlDino, and it first shipped in 2025. PulseGate's similarity index places it among 8 comparable projects. Key capabilities include youTube downloads, MP3 conversion, and browser extension. The interface is available in 32 languages, including Czech, German, and Greek.

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

YouTube downloads
MP3 conversion
Browser extension
Optional permissions

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

Indexed12 Sept · 12:09 UTC
YouTube - MP3 verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about YouTube

What is YouTube?: YouTube focuses on downloading audio from YouTube for offline listening. It is catalogued under Downloaders & offline video on PulseGate.
Who is YouTube for?: YouTube is a consumer product built for firefox users who want to save YouTube audio as MP3 files.
Is YouTube free?: Yes — YouTube is free to use.
What platforms does YouTube run on?: YouTube runs on the web and embeddable surfaces.
Is YouTube still active?: Unverified. YouTube 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 YouTube?: Similar projects tracked by PulseGate include YouTube to MP3, YouTube MP3 Downloader, and YouTube to MP3 Converter.YouTube to MP3 YouTube MP3 Downloader YouTube to MP3 Converter
Who makes YouTube?: YouTube is developed by xlDino.
How long has YouTube been around?: YouTube first shipped in 2025.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who want to save YouTube audio as MP3 files
Model: B2C
Solves: Downloading audio from YouTube for offline listening.

Registered as

Firefox Add-ons: youtube-mp3

Developer

xlDino

Index record

Indexed: 12 Sept 2026
Lifecycle: Alive
Last seen: 12 Sept 2026

Identity audit (13)

Slug: youtube-mp3-mozilla-org
Lifecycle state recorded: 12 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 12 Sept 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: 12 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/youtube-mp3

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