What is Grayscale Bro?

Grayscale Bro focuses on reducing visual distractions and color stimulation while browsing the web. It is catalogued under Filters, effects & enhancement on PulseGate.

Who is Grayscale Bro for?

Grayscale Bro is a consumer product built for firefox users seeking a monochrome browsing experience.

Is Grayscale Bro free?

Yes — Grayscale Bro is free to use.

What platforms does Grayscale Bro run on?

Grayscale Bro runs on the web and embeddable surfaces.

Is Grayscale Bro still maintained?

Unverified. Grayscale Bro 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 Grayscale Bro?

Similar projects tracked by PulseGate include Kapi Cam - Y2K & CCD Camera, Christmas Photo Frames Editor, and Light Strip Live Wallpaper.

Who makes Grayscale Bro?

Grayscale Bro is developed by xpmn.

When did Grayscale Bro launch?

Grayscale Bro first shipped in 2020.

Back to the index

Grayscale Bro

Name: Grayscale Bro
Author: xpmn

github.comFilters, effects & enhancement

Grayscale Bro is a Firefox browser extension that applies a monochrome filter to web pages. It is intended for users who want to reduce color-based distractions or browse websites in grayscale.

FreeWebEmbeddable

Visit github.com

Overview

4 features

Grayscale Bro sits in PulseGate's Filters, effects & enhancement category. It focuses on reducing visual distractions and color stimulation while browsing the web. Grayscale Bro is a consumer product aimed at firefox users seeking a monochrome browsing experience. Grayscale Bro costs nothing to use. It ships for the web and embeddable surfaces.

It is developed by xpmn, and it first shipped in 2020. Among its 4 catalogued features are grayscale browsing, monochrome page filter, and firefox integration.

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

Grayscale browsing
Monochrome page filter
Firefox integration
Color reduction

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed9 Sept · 15:50 UTC
Grayscale Bro verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Grayscale Bro

What is Grayscale Bro?: Grayscale Bro focuses on reducing visual distractions and color stimulation while browsing the web. It is catalogued under Filters, effects & enhancement on PulseGate.
Who is Grayscale Bro for?: Grayscale Bro is a consumer product built for firefox users seeking a monochrome browsing experience.
Is Grayscale Bro free?: Yes — Grayscale Bro is free to use.
What platforms does Grayscale Bro run on?: Grayscale Bro runs on the web and embeddable surfaces.
Is Grayscale Bro still maintained?: Unverified. Grayscale Bro 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 Grayscale Bro?: Similar projects tracked by PulseGate include Kapi Cam - Y2K & CCD Camera, Christmas Photo Frames Editor, and Light Strip Live Wallpaper.Kapi Cam - Y2K & CCD Camera Christmas Photo Frames Editor Light Strip Live Wallpaper
Who makes Grayscale Bro?: Grayscale Bro is developed by xpmn.
When did Grayscale Bro launch?: Grayscale Bro first shipped in 2020.

At a glance

Pricing: Free
Platforms: Web
Languages: English
First seen: 9 Sept 2026
Built for: Firefox users seeking a monochrome browsing experience
Model: B2C
Solves: Reducing visual distractions and color stimulation while browsing the web.

Registered as

Firefox Add-ons: grayscale-bro

Developer

xpmn

Index record

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

Identity audit (13)

Slug: grayscale-bro-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/xpmn/firefox-grayscale

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Also in Filters, effects & enhancement

Same category — not a similarity match