# GOV.UK Browser Extension

> Utility extension for people working on GOV.UK

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

## Overview

- **ID:** `govuk-browser-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** GOV.UK
- **Category:** web-development,other
- **Daily users:** 5
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 1.20.2
- **Last updated:** 2021-05-05
- **First published:** 2018-01-15
- **Size:** 117 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/govuk-browser-extension/)
- **Website:** [https://www.gov.uk/](https://www.gov.uk/)

## Description

GOV.UK Browser Extension is a utility extension for people working on GOV.UK. It allows users to switch between different GOV.UK environments, highlight components, preview metadata, and enter design mode.

## Rankings

- #43,130 — Overall
- #65 — browser extension
- #163 — component

## Permissions and access

### Permissions

- `http://*.gov.uk/*`
- `https://*.gov.uk/*`
- `cookies`
- `tabs`
- `webRequest`
- `webRequestBlocking`

### Content script matches

- `*.gov.uk`

## Safety

- **Risk impact:** High 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/govuk-browser-extension)