# WebDiff

> A simple tool for comparing HTML output

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

## Overview

- **ID:** `webdiff`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** popov654
- **Category:** web-development
- **Daily users:** 1
- **Version:** 1.1.4
- **Last updated:** 2020-07-03
- **First published:** 2020-06-20
- **Size:** 145 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/webdiff/)

## Description

WebDiff is a Firefox add-on that allows you to easily compare HTML output before and after changes in the backend, such as refactoring. With WebDiff, you can track the effects of your modifications and ensure the desired outcomes.

## Rankings

- #102,996 — Overall

## Permissions and access

### Permissions

- `<all_urls>`

## Safety

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

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- 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/webdiff)