# Web Developer Checklist

> Analyzes any web page for violations of best practices.

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

## Overview

- **ID:** `webdeveloperchecklist`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Toptal
- **Category:** web-development,other
- **Daily users:** 675
- **Weekly downloads:** 4
- **Rating:** 4.25 / 5 (20 ratings)
- **Version:** 2.0.3
- **Last updated:** 2021-05-14
- **First published:** 2017-06-14
- **Size:** 39 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/webdeveloperchecklist/)
- **Website:** [https://www.toptal.com/developers/webdevchecklist](https://www.toptal.com/developers/webdevchecklist)

## Description

The **Web Developer Checklist** Chrome extension is a powerful tool designed to help web developers easily identify problem areas on any website. By analyzing web pages for violations of best practices, it enables developers to quickly spot issues that could impact website performance, accessibility, SEO, and more.

This extension serves as a convenient companion to the web development resource available at [Web Developer Checklist](https://www.toptal.com/developers/webdevchecklist), providing an accessible and efficient way to enhance website quality directly from your browser. Whether you're optimizing a new site or auditing an existing one, this tool streamlines the process of ensuring your site adheres to key web development standards.

## Rankings

- #4,219 — Overall
- #7 — developer
- #10 — developer tools
- #20 — development
- #41 — level
- #74 — web

## Permissions and access

### Permissions

- `activeTab`
- `https://*/`
- `http://*/`

## Safety

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

## Review summary

### Pros

- Combines a lot of useful utilities that improve website performance
- Extremely helpful for developers
- User-friendly tool for checking website performance

### Cons

- Requests access to data for all websites without a clear reason
- Recommends outdated add-ons which may not be effective

## Similar extensions and apps

- [Web Developer Checklist V2](https://chrome-stats.com/d/web-developer-checklist-v2) — 1 users
- [Code Compliance](https://chrome-stats.com/d/code-compliance) — 8 users, 5.00 / 5
- [(X)HTML5 Checker](https://chrome-stats.com/d/x-html5-checker) — 83 users, 3.33 / 5
- [Website Health Checker](https://chrome-stats.com/d/website-health-checker) — 6 users
- [OWASP Security Checker](https://chrome-stats.com/d/owasp-security-checker) — 9 users
- [AccessCheck Extension](https://chrome-stats.com/d/accesscheck-extension)
- [DockWCAG Accessibility Checker](https://chrome-stats.com/d/dockwcag-accessibility-checker) — 3 users, 5.00 / 5
- [Tablenator](https://chrome-stats.com/d/tablenator) — 7 users, 5.00 / 5
- [Website Accessibility Ck](https://chrome-stats.com/d/website-accessibility-ck)
- [a11y.css accessibility checker](https://chrome-stats.com/d/a11ycss) — 189 users, 5.00 / 5
- [webhint](https://chrome-stats.com/d/webhint) — 2,197 users, 4.64 / 5
- [HTML Validator Plus](https://chrome-stats.com/d/html-validator-plus) — 14 users

---

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