Who should use Bookmark Cleaner?

Bookmark Cleaner is a consumer product built for firefox users who manage bookmark collections.

Does Bookmark Cleaner have a free plan?

Yes — Bookmark Cleaner is free to use.

What platforms does Bookmark Cleaner run on?

Bookmark Cleaner runs on the web and embeddable surfaces.

Is Bookmark Cleaner still active?

Unverified. Bookmark Cleaner 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 Bookmark Cleaner?

Similar projects tracked by PulseGate include Bookmark Duplicate Cleaner, Bookmarks clean up, and Duplicate Bookmark(s) Finder.

Who makes Bookmark Cleaner?

Bookmark Cleaner is developed by John John.

How long has Bookmark Cleaner been around?

Bookmark Cleaner first shipped in 2024.

Back to the index

Bookmark Cleaner

Name: Bookmark Cleaner
Author: John John

mozilla.orgBrowser DevTools & extensions

Bookmark Cleaner is a Firefox extension that identifies and removes bookmarks with duplicate URLs within a selected bookmark folder. Users open the extension popup, choose a folder, and run the cleanup action.

FreeWebEmbeddable

Visit mozilla.org

4alternatives

5features

2024since

Overview

5 features

In the Browser DevTools & extensions space, Bookmark Cleaner takes a focused approach. It focuses on removing duplicate bookmarks from Firefox folders without manually finding and deleting them. Bookmark Cleaner is a consumer product aimed at firefox users who manage bookmark collections. Bookmark Cleaner costs nothing to use. It runs on the web and embeddable surfaces.

It is developed by John John, and it first shipped in 2024. Among its 5 catalogued features are folder selection, duplicate detection, and bookmark cleanup. The interface is available in 32 languages, including Czech, German, and Greek.

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

Folder selection
Duplicate detection
Bookmark cleanup
Popup interface
Bookmark 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

Indexed13 Sep · 23:20 UTC
Bookmark Cleaner verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Bookmark Cleaner

What is Bookmark Cleaner?: Bookmark Cleaner focuses on removing duplicate bookmarks from Firefox folders without manually finding and deleting them. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Bookmark Cleaner?: Bookmark Cleaner is a consumer product built for firefox users who manage bookmark collections.
Does Bookmark Cleaner have a free plan?: Yes — Bookmark Cleaner is free to use.
What platforms does Bookmark Cleaner run on?: Bookmark Cleaner runs on the web and embeddable surfaces.
Is Bookmark Cleaner still active?: Unverified. Bookmark Cleaner 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 Bookmark Cleaner?: Similar projects tracked by PulseGate include Bookmark Duplicate Cleaner, Bookmarks clean up, and Duplicate Bookmark(s) Finder.Bookmark Duplicate Cleaner Bookmarks clean up Duplicate Bookmark(s) Finder
Who makes Bookmark Cleaner?: Bookmark Cleaner is developed by John John.
How long has Bookmark Cleaner been around?: Bookmark Cleaner first shipped in 2024.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who manage bookmark collections
Model: B2C
Solves: Removing duplicate bookmarks from Firefox folders without manually finding and deleting them.

Registered as

Firefox Add-ons: bookmark-cleaner

Developer

John John

Index record

Indexed: 13 Sep 2026
Lifecycle: Alive
Last seen: 13 Sep 2026

Identity audit (13)

Slug: bookmark-cleaner-mozilla-org
Lifecycle state recorded: 13 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 13 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: 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: 13 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/bookmark-cleaner

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