# crystal mountains

> A modern gray theme for Firefox！ wish you will like it!!

Canonical page: [https://chrome-stats.com/d/crystal-mountains](https://chrome-stats.com/d/crystal-mountains)

## Overview

- **ID:** `crystal-mountains`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed (abandoned)
- **Publisher:** ON
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 1.0
- **Last updated:** 2020-10-17
- **First published:** 2020-10-17
- **Size:** 8.60 KB
- **Data as of:** 2026-08-17
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/crystal-mountains/)

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** Very high risk likelihood

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no risk.
- This extension is not longer available in the store

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Red Crystal](https://chrome-stats.com/d/red-crystal)
- [Crystalclear](https://chrome-stats.com/d/crystalclear)
- [Crystal Blue-Orange](https://chrome-stats.com/d/crystal-blue-orange)
- [Crystal Ocean Midnight Breeze](https://chrome-stats.com/d/crystal-ocean-midnight-breeze)
- [psychic crystal](https://chrome-stats.com/d/psychic-crystal)
- [Crystall Blue Grey Yellow](https://chrome-stats.com/d/crystall-blue-grey-yellow)
- [black cats & crystals](https://chrome-stats.com/d/black-cats-crystals)
- [Classic Gray](https://chrome-stats.com/d/classic-gray)
- [classic gray theme](https://chrome-stats.com/d/classic-gray-theme) — 319 users, 4.79 / 5
- [The Gray Blue](https://chrome-stats.com/d/the-gray-blue)
- [CrystalDusk](https://chrome-stats.com/d/inetol-crystaldusk)
- [CleanFox Gray](https://chrome-stats.com/d/cleanfox-gray)

---

Source: [Chrome-Stats](https://chrome-stats.com/d/crystal-mountains)