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Cosmic Nebula Horizon

mozilla.orgOther creative

PulseGate's liveness check found it on 15 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 15 Sep 2026. How this is checked

Cosmic Nebula Horizon is a Firefox extension that displays a decorative popup with deep-space nebula clouds, cosmic dust, stars, and a glassmorphism interface. It uses HTML and CSS animations, requires no special permissions, and collects no user data.

Inferred · not functionally tested

FreeWebEmbeddable
Cosmic Nebula Horizon preview
Visit mozilla.org
1alternative
6features
2026since

Overview

6 features

Purpose: Adding a calming deep-space visual theme to the Firefox browser.

Inferred · not functionally tested

Audience: Firefox users who enjoy astronomy and sci-fi themes

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.

Cosmic Nebula Horizon is an Other creative project. Inferred · not functionally tested: It focuses on adding a calming deep-space visual theme to the Firefox browser. Inferred · not functionally tested: It is built as a consumer product for firefox users who enjoy astronomy and sci-fi themes. Basis unknown · not verified: It is available for free. Basis unknown · not verified: It runs on the web and embeddable surfaces.

It is developed by Cosmic Nebula Horizon, and it first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are nebula visuals, cosmic color palette, and Glassmorphism 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

  • Nebula visuals
  • Cosmic color palette
  • Glassmorphism UI
  • CSS animations
  • No special permissions
  • No data collection

Topics: Inferred · not functionally tested

Tags
firefox-extensionspace-themenebula-visualsbrowser-customization

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. Indexed15 Sep · 03:10 UTC
    Cosmic Nebula Horizon seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Cosmic Nebula Horizon

What is Cosmic Nebula Horizon?
Inferred · not functionally tested: Cosmic Nebula Horizon focuses on adding a calming deep-space visual theme to the Firefox browser. It is catalogued under Other creative on PulseGate.
Who should use Cosmic Nebula Horizon?
Inferred · not functionally tested: Cosmic Nebula Horizon is a consumer product built for firefox users who enjoy astronomy and sci-fi themes.
Does Cosmic Nebula Horizon have a free plan?
Basis unknown · not verified: Yes — Cosmic Nebula Horizon is free to use.
What platforms does Cosmic Nebula Horizon run on?
Basis unknown · not verified: Cosmic Nebula Horizon runs on the web and embeddable surfaces.
Is Cosmic Nebula Horizon still active?
PulseGate's liveness check found it on 15 Sep 2026.
What are alternatives to Cosmic Nebula Horizon?
Similar projects tracked by PulseGate include Cosmic Nebula Void, Celestial Starlight Horizon, and Amethyst Nebula.Cosmic Nebula VoidCelestial Starlight HorizonAmethyst Nebula
Who makes Cosmic Nebula Horizon?
Cosmic Nebula Horizon is developed by Cosmic Nebula Horizon.
How long has Cosmic Nebula Horizon been around?
Cosmic Nebula Horizon first shipped in 2026.

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