GcalColor focuses on customizing Google Calendar event colors beyond its standard color options. It is catalogued under Browser DevTools & extensions on PulseGate.

Who should use GcalColor?

GcalColor is an open-source project built for Google Calendar users.

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

What platforms does GcalColor run on?

GcalColor runs on the web and embeddable surfaces.

Is GcalColor still maintained?

Unverified. GcalColor 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 projects are similar to GcalColor?

Similar projects tracked by PulseGate include GCal Pro, GCal Background, and gcal-groups.

Who develops GcalColor?

GcalColor is developed by adelespinasse.

How long has GcalColor been around?

GcalColor first shipped in 2018.

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GcalColor

Name: GcalColor
Author: adelespinasse

github.comInfrastructure

GcalColor is an open-source browser extension that adds customization options for Google Calendar event colors. It is intended for people who want more control over calendar appearance while using Google Calendar in a browser.

Open SourceWebEmbeddable

Visit github.com

Overview

5 features

In the Browser DevTools & extensions space, GcalColor takes a focused approach. It focuses on customizing Google Calendar event colors beyond its standard color options. It is built as an open-source project for Google Calendar users. The project is open source (Open Source). GcalColor is available on the web and embeddable surfaces.

It is developed by adelespinasse, and it first shipped in 2018. Key capabilities include custom event colors, Google Calendar support, and browser extension.

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

Custom event colors
Google Calendar support
Browser extension
Chrome support
Firefox support

Built with & integrations

Connectors

chrome

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

Indexed11 Sep · 14:42 UTC
GcalColor verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about GcalColor

What is GcalColor?: GcalColor focuses on customizing Google Calendar event colors beyond its standard color options. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use GcalColor?: GcalColor is an open-source project built for Google Calendar users.
Is GcalColor free?: Yes — GcalColor is open source under the Open Source license and free to use.
What platforms does GcalColor run on?: GcalColor runs on the web and embeddable surfaces.
Is GcalColor still maintained?: Unverified. GcalColor 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 projects are similar to GcalColor?: Similar projects tracked by PulseGate include GCal Pro, GCal Background, and gcal-groups.GCal Pro GCal Background gcal-groups
Who develops GcalColor?: GcalColor is developed by adelespinasse.
How long has GcalColor been around?: GcalColor first shipped in 2018.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 11 Sep 2026
Built for: Google Calendar users
Model: Open source
Solves: Customizing Google Calendar event colors beyond its standard color options.

Registered as

Firefox Add-ons: gcalcolor

Developer

adelespinasse

Index record

Indexed: 11 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 11 Sep 2026

Identity audit (13)

Slug: gcalcolor-github-com
Lifecycle state recorded: 11 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 11 Sep 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: 11 Sep 2026
Canonical URL: https://github.com/adelespinasse/gcalcolor

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