Mute Tab focuses on preventing unwanted audio from HTML5 media playing in Firefox tabs. It is catalogued under Browser DevTools & extensions on PulseGate.

Mute Tab is a consumer product built for firefox users who need tab audio controls.

Does Mute Tab have a free plan?

Yes — Mute Tab is free to use.

What platforms does Mute Tab run on?

Mute Tab runs on the web and embeddable surfaces.

Is Mute Tab still maintained?

Unverified. Mute Tab 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 projects are similar to Mute Tab?

Similar projects tracked by PulseGate include Tab Mute Manager, Auto Mute Tabs, and MuteLinks.

Who develops Mute Tab?

Mute Tab is developed by def00111.

When did Mute Tab launch?

Mute Tab first shipped in 2014.

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Mute Tab

Name: Mute Tab
Author: def00111

mozilla.orgBrowser DevTools & extensions

Mute Tab is a Firefox browser extension that controls audio from HTML5 media in tabs. It adds context-menu actions to mute other tabs or all tabs, for users who want quick browser audio management.

FreeWebEmbeddable

Visit mozilla.org

Overview

4 features

Mute Tab sits in PulseGate's Browser DevTools & extensions category. It focuses on preventing unwanted audio from HTML5 media playing in Firefox tabs. It is built as a consumer product for firefox users who need tab audio controls. It is available for free. It runs on the web and embeddable surfaces.

def00111 builds and maintains Mute Tab, and it first shipped in 2014. Among its 4 catalogued features are mute other tabs, mute all tabs, and context menu controls. The interface is available in 32 languages, including Czech, German, and Greek.

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

Mute other tabs
Mute all tabs
Context menu controls
HTML5 media muting

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

Indexed9 Sept · 14:12 UTC
Mute Tab verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Mute Tab

What is Mute Tab?: Mute Tab focuses on preventing unwanted audio from HTML5 media playing in Firefox tabs. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Mute Tab for?: Mute Tab is a consumer product built for firefox users who need tab audio controls.
Does Mute Tab have a free plan?: Yes — Mute Tab is free to use.
What platforms does Mute Tab run on?: Mute Tab runs on the web and embeddable surfaces.
Is Mute Tab still maintained?: Unverified. Mute Tab 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 projects are similar to Mute Tab?: Similar projects tracked by PulseGate include Tab Mute Manager, Auto Mute Tabs, and MuteLinks.Tab Mute Manager Auto Mute Tabs MuteLinks
Who develops Mute Tab?: Mute Tab is developed by def00111.
When did Mute Tab launch?: Mute Tab first shipped in 2014.

At a glance

Pricing: Free
Platforms: Web
First seen: 9 Sept 2026
Built for: Firefox users who need tab audio controls
Model: B2C
Solves: Preventing unwanted audio from HTML5 media playing in Firefox tabs.

Registered as

Firefox Add-ons: mute-tab

Developer

def00111

Index record

Indexed: 9 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 9 Sept 2026

Identity audit (13)

Slug: mute-tab-mozilla-org
Lifecycle state recorded: 9 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 9 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: 9 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/mute-tab

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