# BrowserOffice :: Web Rulers

> Highly customizable interactive rulers for measuring HTML elements

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

## Overview

- **ID:** `webrulers`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** BrowserOffice
- **Category:** web-development,appearance
- **Daily users:** 31
- **Version:** 0.1.3
- **Last updated:** 2023-10-13
- **First published:** 2023-05-08
- **Size:** 358 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/webrulers/)
- **Website:** [https://github.com/browseroffice/webrulers/issues](https://github.com/browseroffice/webrulers/issues)

## Description

Bugs and Wishes can be posted here:
<a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/635d9af6cda2c011e3fd55f41723cbfe4e065fb7ad1587196bb8fea17eaf2407/https%3A//github.com/browseroffice/webrulers/issues" rel="nofollow">https://github.com/browseroffice/webrulers/issues</a>

Please also consider rating this extension with 5 stars - this will increase the visibility and get things rolling - much appreciated!
And if you're unhappy with this extension please consider to help improving it by contacting the developer (via email or above cited issues page) instead of dropping a bad rating - thanks :)

## Rankings

- #20,418 — Overall
- #69 — rule
- #96 — appreciate
- #193 — browser tab
- #208 — offline
- #231 — chrome browser

## Permissions and access

### Permissions

- `storage`
- `activeTab`
- `tabs`
- `notifications`
- `scripting`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate 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/webrulers)