# Next.js Explorer - NextJS App & Pages Router

> Quickly check if a webpage is built with Next.js and explore static properties and other related NextJS useful metrics.

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

## Overview

- **ID:** `nextjs`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Manel
- **Category:** web-development
- **Daily users:** 162
- **Weekly downloads:** 4
- **Version:** 1.4.1
- **Last updated:** 2026-07-20
- **First published:** 2024-08-02
- **Size:** 484 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/nextjs/)
- **Website:** [https://manel.is-a.dev](https://manel.is-a.dev/)

## Description

Next.js Explorer is a browser extension that helps developers explore and visualize the structure and data of their Next.js applications.

Clicking the extension icon opens a dedicated tab where you can browse client-side data and data models generated by your app. Use the search to find entries, copy values, or export everything as JSON for debugging. It supports both Next.js Pages Router and App Router up to Next.js v16.

## Rankings

- #9,154 — Overall
- #18 — explore
- #20 — block explorer
- #47 — app
- #58 — apps
- #73 — property

## Permissions and access

### Permissions

- `activeTab`
- `scripting`
- `storage`

### Host permissions

- `*://*/*`

### Content script matches

- `<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/nextjs)