# periodic system

> a red yellow theme with the periodic system of the elements behind

Canonical page: [https://chrome-stats.com/d/periodic-system](https://chrome-stats.com/d/periodic-system)

## Overview

- **ID:** `periodic-system`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Coheed
- **Category:** websites
- **Daily users:** 1
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 2.0
- **Last updated:** 2019-05-13
- **First published:** 2011-10-28
- **Size:** 81 KB
- **Data as of:** 2026-09-15
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/periodic-system/)

## Rankings

- #76,894 — Overall
- #53 — system

## Safety

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

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no risk.
- This extension has low user count. Unpopular extensions may not be stable or safe.

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

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