# Chess.com Browser Extension

> Customize your Chess.com experience with our open-source browser extension. Interested in contributing? Check out https://github.com/ChessCom/browser-extension

Canonical page: [https://chrome-stats.com/d/chess-com-browser-extension](https://chrome-stats.com/d/chess-com-browser-extension)

## Overview

- **ID:** `chess-com-browser-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Chesscom
- **Category:** appearance,games-entertainment
- **Daily users:** 292
- **Weekly downloads:** 9
- **Rating:** 4.39 / 5 (18 ratings)
- **Version:** 1.0.1resigned1
- **Last updated:** 2024-04-25
- **First published:** 2016-12-02
- **Size:** 322 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/chess-com-browser-extension/)
- **Website:** [https://support.chess.com](https://support.chess.com/)

## Description

Chess.com Browser Extension is an open-source browser extension that allows users to customize their Chess.com experience.

## Rankings

- #6,769 — Overall
- #14 — browser extension
- #25 — contribute
- #59 — browser
- #64 — cheese
- #82 — interest

## Permissions and access

### Permissions

- `contextMenus`
- `tabs`
- `storage`
- `https://www.chess.com/*`

### Content script matches

- `www.chess.com`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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/chess-com-browser-extension)