Who should use Userchrome Toggle Extended?

Userchrome Toggle Extended is an open-source project built for firefox users who customize browser appearance with userchrome CSS.

What platforms does Userchrome Toggle Extended run on?

Userchrome Toggle Extended runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Is Userchrome Toggle Extended still maintained?

Unverified. Userchrome Toggle Extended 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.

Who makes Userchrome Toggle Extended?

Userchrome Toggle Extended is developed by Naezr.

When did Userchrome Toggle Extended launch?

Userchrome Toggle Extended first shipped in 2024.

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Userchrome Toggle Extended

Name: Userchrome Toggle Extended
Author: Naezr

github.comBrowser DevTools & extensions

Userchrome Toggle Extended is an open-source Firefox extension that lets users enable or disable custom userchrome styles. It is intended for Firefox users who customize the browser interface with CSS and need a convenient way to switch styles.

Open SourceWebEmbeddablemacOSWindowsLinux

Visit github.com

Overview

4 features

In the Browser DevTools & extensions space, Userchrome Toggle Extended takes a focused approach. It focuses on managing and switching custom Firefox userchrome styles without manually editing configuration files. It is built as an open-source project for firefox users who customize browser appearance with userchrome CSS. Userchrome Toggle Extended is open source under the Open Source license. It ships for the web, embeddable surfaces, macOS, Windows, and Linux.

Naezr builds and maintains Userchrome Toggle Extended, and it first shipped in 2024. Among its 4 catalogued features are style toggling, Custom CSS support, and firefox integration.

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

Style toggling
Custom CSS support
Firefox integration
Userchrome management

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinux

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

Indexed9 Sept · 06:25 UTC
Userchrome Toggle Extended verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Userchrome Toggle Extended

What is Userchrome Toggle Extended?: Userchrome Toggle Extended focuses on managing and switching custom Firefox userchrome styles without manually editing configuration files. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Userchrome Toggle Extended?: Userchrome Toggle Extended is an open-source project built for firefox users who customize browser appearance with userchrome CSS.
Is Userchrome Toggle Extended free?: Yes — Userchrome Toggle Extended is open source under the Open Source license and free to use.
What platforms does Userchrome Toggle Extended run on?: Userchrome Toggle Extended runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is Userchrome Toggle Extended still maintained?: Unverified. Userchrome Toggle Extended 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.
Who makes Userchrome Toggle Extended?: Userchrome Toggle Extended is developed by Naezr.
When did Userchrome Toggle Extended launch?: Userchrome Toggle Extended first shipped in 2024.
Is Userchrome Toggle Extended open source?: Yes — Userchrome Toggle Extended is open source under the Open Source license.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
Built for: Firefox users who customize browser appearance with userchrome CSS
Model: Open source
Solves: Managing and switching custom Firefox userchrome styles without manually editing configuration files.

Registered as

Firefox Add-ons: userchrome-toggle-extended

Developer

Naezr

Index record

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

Identity audit (13)

Slug: userchrome-toggle-extended-github-com
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. 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: 9 Sept 2026
Canonical URL: https://github.com/Naezr/userchrome-toggle-extended

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