Who is Userchrome Toggle for?

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

What platforms does Userchrome Toggle run on?

Userchrome Toggle runs on the web and embeddable surfaces.

Is Userchrome Toggle still maintained?

Unverified. Userchrome Toggle 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?

Userchrome Toggle is developed by Joolee.

How long has Userchrome Toggle been around?

Userchrome Toggle first shipped in 2021.

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Userchrome Toggle

Name: Userchrome Toggle
Author: Joolee

github.comBrowser DevTools & extensions

Userchrome Toggle 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 through userchrome CSS.

Open SourceWebEmbeddable

Visit github.com

1alternative

4features

2021since

Overview

4 features

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

Joolee builds and maintains Userchrome Toggle, and it first shipped in 2021. 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
Enable or disable styles

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

Indexed9 Sept · 22:58 UTC
Userchrome Toggle verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Userchrome Toggle

What does Userchrome Toggle do?: Userchrome Toggle focuses on managing and switching custom Firefox userchrome styles without manually editing configuration files. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Userchrome Toggle for?: Userchrome Toggle is an open-source project built for firefox users who customize browser appearance with userchrome styles.
Is Userchrome Toggle free?: Yes — Userchrome Toggle is open source under the Open Source license and free to use.
What platforms does Userchrome Toggle run on?: Userchrome Toggle runs on the web and embeddable surfaces.
Is Userchrome Toggle still maintained?: Unverified. Userchrome Toggle 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?: Userchrome Toggle is developed by Joolee.
How long has Userchrome Toggle been around?: Userchrome Toggle first shipped in 2021.
Is Userchrome Toggle open source?: Yes — Userchrome Toggle is open source under the Open Source license.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 9 Sept 2026
Built for: Firefox users who customize browser appearance with userchrome styles
Model: Open source
Solves: Managing and switching custom Firefox userchrome styles without manually editing configuration files.

Registered as

Firefox Add-ons: userchrome-toggle

Developer

Joolee

Index record

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

Identity audit (13)

Slug: userchrome-toggle-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 (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: 9 Sept 2026
Canonical URL: https://github.com/Joolee/userchrome-toggle

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