What does Tab Grenade do?

Tab Grenade focuses on reducing browser clutter while preserving open tabs for later access. It is catalogued under Browser DevTools & extensions on PulseGate.

Who is Tab Grenade for?

Tab Grenade is an open-source project built for firefox users who manage many open tabs.

Yes — Tab Grenade is open source under the Open Source license and free to use.

What platforms does Tab Grenade run on?

Tab Grenade runs on the web and embeddable surfaces.

Is Tab Grenade still active?

Unverified. Tab Grenade 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 Tab Grenade?

Similar projects tracked by PulseGate include Tab manager, Tab Grouper, and Tabber.

Who makes Tab Grenade?

Tab Grenade is developed by Sergi.

When did Tab Grenade launch?

Tab Grenade first shipped in 2014.

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Tab Grenade

Name: Tab Grenade
Author: Sergi

github.comBrowser DevTools & extensions

Tab Grenade is an open-source browser extension that stores all currently open tabs in a persistent list and then closes them. Users can restore saved tabs later, helping manage large browsing sessions and reduce tab clutter.

Open SourceWebEmbeddable

Visit github.com

Overview

5 features

Tab Grenade is a Browser DevTools & extensions project. It focuses on reducing browser clutter while preserving open tabs for later access. Tab Grenade is an open-source project aimed at firefox users who manage many open tabs. The project is open source (Open Source). Tab Grenade is available on the web and embeddable surfaces.

It is developed by Sergi, and it first shipped in 2014. Among its 5 catalogued features are tab saving, persistent tab list, and close all tabs.

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

Tab saving
Persistent tab list
Close all tabs
Tab restoration
Session management

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

License

Open Source

Verified signals

HTTPSPrivacy Policy Terms of ServiceOpen SourceFree tierStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed11 Sep · 21:07 UTC
Tab Grenade verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Tab Grenade

What does Tab Grenade do?: Tab Grenade focuses on reducing browser clutter while preserving open tabs for later access. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Tab Grenade for?: Tab Grenade is an open-source project built for firefox users who manage many open tabs.
Is Tab Grenade free?: Yes — Tab Grenade is open source under the Open Source license and free to use.
What platforms does Tab Grenade run on?: Tab Grenade runs on the web and embeddable surfaces.
Is Tab Grenade still active?: Unverified. Tab Grenade 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 Tab Grenade?: Similar projects tracked by PulseGate include Tab manager, Tab Grouper, and Tabber.Tab manager Tab Grouper Tabber
Who makes Tab Grenade?: Tab Grenade is developed by Sergi.
When did Tab Grenade launch?: Tab Grenade first shipped in 2014.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 11 Sep 2026
Built for: Firefox users who manage many open tabs
Model: Open source
Solves: Reducing browser clutter while preserving open tabs for later access.

Registered as

Firefox Add-ons: tab-grenade

Developer

Sergi

Index record

Indexed: 11 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 11 Sep 2026

Identity audit (13)

Slug: tab-grenade-github-com
Lifecycle state recorded: 11 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 11 Sep 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Written by a language model from the project's public pages.
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: 11 Sep 2026
Canonical URL: https://github.com/sergi/tabgrenade

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