MusicFox is a consumer product built for firefox users who listen to music while browsing.

Yes — MusicFox is free to use.

What platforms does MusicFox run on?

MusicFox runs on the web, embeddable surfaces, Windows, macOS, and Linux.

Is MusicFox still active?

Unverified. MusicFox 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 MusicFox?

Similar projects tracked by PulseGate include Music On OBS Fox, Youtube Music Download, and SoundCloud Player.

MusicFox is developed by NoCellist.

When did MusicFox launch?

MusicFox first shipped in 2021.

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MusicFox

Name: MusicFox
Author: NoCellist

mozilla.orgPlayers & playlists

MusicFox adds a Firefox sidebar containing the Spotify, YouTube Music, and SoundCloud web apps. It lets users listen to music from supported services while continuing to browse.

FreeWebEmbeddableWindowsmacOSLinux

Visit mozilla.org

Overview

6 features

MusicFox is a Players & playlists project. It focuses on listening to multiple music services without leaving the current Firefox browsing session. It is built as a consumer product for firefox users who listen to music while browsing. It is available for free. It ships for the web, embeddable surfaces, Windows, macOS, and Linux.

NoCellist builds and maintains MusicFox, and it first shipped in 2021. Key capabilities include sidebar player, spotify access, and YouTube Music access. The interface is available in 32 languages, including Czech, German, and Greek.

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

Sidebar player
Spotify access
YouTube Music access
SoundCloud access
Background listening
Firefox integration

Built with & integrations

Runs on

BrowserEmbeddableWindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed14 Sep · 09:46 UTC
MusicFox verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about MusicFox

What is MusicFox?: MusicFox focuses on listening to multiple music services without leaving the current Firefox browsing session. It is catalogued under Players & playlists on PulseGate.
Who is MusicFox for?: MusicFox is a consumer product built for firefox users who listen to music while browsing.
Is MusicFox free?: Yes — MusicFox is free to use.
What platforms does MusicFox run on?: MusicFox runs on the web, embeddable surfaces, Windows, macOS, and Linux.
Is MusicFox still active?: Unverified. MusicFox 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 MusicFox?: Similar projects tracked by PulseGate include Music On OBS Fox, Youtube Music Download, and SoundCloud Player.Music On OBS Fox Youtube Music Download SoundCloud Player
Who makes MusicFox?: MusicFox is developed by NoCellist.
When did MusicFox launch?: MusicFox first shipped in 2021.

At a glance

Pricing: Free
Platforms: Web
First seen: 14 Sept 2026
Built for: Firefox users who listen to music while browsing
Model: B2C
Solves: Listening to multiple music services without leaving the current Firefox browsing session.

Registered as

Firefox Add-ons: moosicfox

Developer

NoCellist

Index record

Indexed: 14 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 14 Sep 2026

Identity audit (13)

Slug: musicfox-mozilla-org
Lifecycle state recorded: 14 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 14 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
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: 14 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/moosicfox

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