What is Tab Duplicator?

Tab Duplicator focuses on duplicating browser tabs quickly without manually copying URLs or reopening pages. It is catalogued under Browser DevTools & extensions on PulseGate.

Who should use Tab Duplicator?

Tab Duplicator is an open-source project built for web browser users.

Does Tab Duplicator have a free plan?

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

What platforms does Tab Duplicator run on?

Tab Duplicator runs on the web and embeddable surfaces.

Is Tab Duplicator still maintained?

Unverified. Tab Duplicator 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 Tab Duplicator?

Similar projects tracked by PulseGate include Duplicate Tab, Tab Deduper, and Duplicate Tab Shortcut.

Who makes Tab Duplicator?

Tab Duplicator is developed by krotonic.

How long has Tab Duplicator been around?

Tab Duplicator first shipped in 2023.

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Tab Duplicator

Name: Tab Duplicator
Author: krotonic

github.comBrowser DevTools & extensions

Tab Duplicator is an open-source browser extension that lets users duplicate open tabs. It is intended for people who need to create copies of browser tabs quickly while browsing.

Open SourceWebEmbeddable

Visit github.com

1alternative

3features

2023since

Overview

3 features

Tab Duplicator sits in PulseGate's Browser DevTools & extensions category. It focuses on duplicating browser tabs quickly without manually copying URLs or reopening pages. Tab Duplicator is an open-source project aimed at web browser users. The project is open source (Open Source). It runs on the web and embeddable surfaces.

It is developed by krotonic, and it first shipped in 2023. Among its 3 catalogued features are tab duplication, browser toolbar access, and firefox support.

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

Tab duplication
Browser toolbar access
Firefox support

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

Indexed14 Sep · 08:37 UTC
Tab Duplicator verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Tab Duplicator

What is Tab Duplicator?: Tab Duplicator focuses on duplicating browser tabs quickly without manually copying URLs or reopening pages. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Tab Duplicator?: Tab Duplicator is an open-source project built for web browser users.
Does Tab Duplicator have a free plan?: Yes — Tab Duplicator is open source under the Open Source license and free to use.
What platforms does Tab Duplicator run on?: Tab Duplicator runs on the web and embeddable surfaces.
Is Tab Duplicator still maintained?: Unverified. Tab Duplicator 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 Tab Duplicator?: Similar projects tracked by PulseGate include Duplicate Tab, Tab Deduper, and Duplicate Tab Shortcut.Duplicate Tab Tab Deduper Duplicate Tab Shortcut
Who makes Tab Duplicator?: Tab Duplicator is developed by krotonic.
How long has Tab Duplicator been around?: Tab Duplicator first shipped in 2023.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
Built for: web browser users
Model: Open source
Solves: Duplicating browser tabs quickly without manually copying URLs or reopening pages.

Registered as

Firefox Add-ons: tab-duplicator

Developer

krotonic

Index record

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

Identity audit (13)

Slug: tab-duplicator-github-com
Lifecycle state recorded: 14 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 14 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: 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: 14 Sep 2026
Canonical URL: https://github.com/krotonic/tab-duplicator

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