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Celestial Starlight Horizon

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 17 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 17 Sep 2026. How this is checked

Celestial Starlight Horizon is a Firefox extension that adds a decorative popup with a deep blue cosmic gradient, twinkling starlight, mountain silhouettes, and glassmorphic elements. It uses HTML and CSS animations, requires no special permissions, and collects no user data.

Inferred · not functionally tested

FreeWebEmbeddable
Celestial Starlight Horizon preview
Visit mozilla.org
1alternative
7features
2026since

Overview

6 features

Purpose: Adding a calm, decorative night-sky atmosphere to the Firefox browser popup.

Inferred · not functionally tested

Audience: Firefox users who want a decorative dark browser theme

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: addons.mozilla.org · addons.mozilla.org. These links do not verify the individual claims.

Celestial Starlight Horizon sits in PulseGate's Browser DevTools & extensions category. Inferred · not functionally tested: It focuses on adding a calm, decorative night-sky atmosphere to the Firefox browser popup. Inferred · not functionally tested: It is built as a consumer product for firefox users who want a decorative dark browser theme. Basis unknown · not verified: It is available for free. Basis unknown · not verified: Celestial Starlight Horizon is available on the web and embeddable surfaces.

Behind Celestial Starlight Horizon is Celestial Starlight Horizon, and it first shipped in 2026. Inferred · not functionally tested: Key capabilities include cosmic color palette, starlight particles, and Glassmorphic UI. The interface is available in 32 languages, including Czech, German, and Greek.

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

Tasks: Inferred · not functionally tested

  • Cosmic color palette
  • Starlight particles
  • Glassmorphic UI
  • Mountain silhouettes
  • CSS animations
  • No special permissions

Topics: Inferred · not functionally tested

Tags
firefox-extensioncosmic-themedark-themeglassmorphism

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddable

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierMulti-languageStore listing found
Legal
Privacy Policy Terms of Service

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed17 Sep · 04:34 UTC
    Celestial Starlight Horizon seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Celestial Starlight Horizon

What does Celestial Starlight Horizon do?
Inferred · not functionally tested: Celestial Starlight Horizon focuses on adding a calm, decorative night-sky atmosphere to the Firefox browser popup. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Celestial Starlight Horizon?
Inferred · not functionally tested: Celestial Starlight Horizon is a consumer product built for firefox users who want a decorative dark browser theme.
Is Celestial Starlight Horizon free?
Basis unknown · not verified: Yes — Celestial Starlight Horizon is free to use.
What platforms does Celestial Starlight Horizon run on?
Basis unknown · not verified: Celestial Starlight Horizon runs on the web and embeddable surfaces.
Is Celestial Starlight Horizon still active?
PulseGate's liveness check found it on 17 Sep 2026.
What projects are similar to Celestial Starlight Horizon?
Similar projects tracked by PulseGate include Cosmic Nebula Horizon, starlight-astronomy-horizon-voyage, and Celestial Starlight Navigator.Cosmic Nebula Horizonstarlight-astronomy-horizon-voyageCelestial Starlight Navigator
Who makes Celestial Starlight Horizon?
Celestial Starlight Horizon is developed by Celestial Starlight Horizon.
How long has Celestial Starlight Horizon been around?
Celestial Starlight Horizon first shipped in 2026.

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