Who is Chrome Mask for?

Chrome Mask is an open-source project built for firefox users needing Chrome-compatible browser identification.

Yes — Chrome Mask is open source under the Open Source license and free to use.

What platforms does Chrome Mask run on?

Chrome Mask runs on the web and embeddable surfaces.

Is Chrome Mask still active?

Unverified. Chrome Mask 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 develops Chrome Mask?

Chrome Mask is developed by skyschub.

How long has Chrome Mask been around?

Chrome Mask first shipped in 2024.

Is Chrome Mask open source?

Yes — Chrome Mask is open source under the Open Source license.

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Chrome Mask

Name: Chrome Mask
Author: skyschub

github.comBrowser DevTools & extensions

Chrome Mask is an open-source Firefox browser extension that modifies browser identification so Firefox can appear more like Chrome to websites. It is intended for users who encounter Chrome-specific compatibility or access checks.

Open SourceWebEmbeddableCloud-managed

Visit github.com

Overview

4 features

In the Browser DevTools & extensions space, Chrome Mask takes a focused approach. It focuses on making Firefox compatible with websites or services that expect Chrome-specific browser identification. Chrome Mask is an open-source project aimed at firefox users needing Chrome-compatible browser identification. The project is open source (Open Source). It runs on the web and embeddable surfaces.

skyschub builds and maintains Chrome Mask, and it first shipped in 2024. Among its 4 catalogued features are user-agent masking, chrome identification, and firefox extension.

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

User-agent masking
Chrome identification
Firefox extension
Browser compatibility

Built with & integrations

Runs on

BrowserEmbeddableCloud-managed

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

Indexed7 Sept · 22:58 UTC
Chrome Mask verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Chrome Mask

What does Chrome Mask do?: Chrome Mask focuses on making Firefox compatible with websites or services that expect Chrome-specific browser identification. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Chrome Mask for?: Chrome Mask is an open-source project built for firefox users needing Chrome-compatible browser identification.
Is Chrome Mask free?: Yes — Chrome Mask is open source under the Open Source license and free to use.
What platforms does Chrome Mask run on?: Chrome Mask runs on the web and embeddable surfaces.
Is Chrome Mask still active?: Unverified. Chrome Mask 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 develops Chrome Mask?: Chrome Mask is developed by skyschub.
How long has Chrome Mask been around?: Chrome Mask first shipped in 2024.
Is Chrome Mask open source?: Yes — Chrome Mask 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 needing Chrome-compatible browser identification
Model: Open source
Solves: Making Firefox compatible with websites or services that expect Chrome-specific browser identification.

Registered as

Firefox Add-ons: chrome-mask

Developer

skyschub

Index record

Indexed: 7 Sept 2026
Lifecycle: Alive
Last seen: 7 Sept 2026

Identity audit (13)

Slug: chrome-mask-github-com
Lifecycle last checked: 8 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 7 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: 7 Sept 2026
Canonical URL: https://github.com/skyschub/chrome-mask

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Chrome Maskgithub.com