# Javascript Firewall

> Block JavaScript of unwanted origin.

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

## Overview

- **ID:** `javascript-firewall`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Bill
- **Category:** privacy-security
- **Daily users:** 7
- **Rating:** 4.38 / 5 (16 ratings)
- **Version:** 1.4
- **Last updated:** 2022-05-10
- **First published:** 2019-09-30
- **Size:** 17 KB
- **Data as of:** 2026-09-04
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/javascript-firewall/)
- **Website:** [https://github.com/billdoor1/javascript\_firewall/issues](https://github.com/billdoor1/javascript_firewall/issues)

## Description

JavaScript Firewall is a Firefox add-on that enables advanced users to block JavaScript from unwanted origins. It provides a user-friendly interface to configure rules for allowing or blocking JavaScript code, data requests, and external content on specific websites. The add-on allows users to create domain-specific rules and provides options for managing settings and rules. With JavaScript Firewall, users can enhance their web browsing security and control the execution of JavaScript on different websites.

## Rankings

- #37,096 — Overall
- #26 — javascript
- #173 — script

## Permissions and access

### Permissions

- `storage`
- `webRequest`
- `webRequestBlocking`
- `webNavigation`
- `*://*/*`

## Safety

- **Risk impact:** High 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).

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