# simple code injector

> Inject CSS and JS into any webpage, saved per domain.

Canonical page: [https://chrome-stats.com/d/simple-code-injector](https://chrome-stats.com/d/simple-code-injector)

## Overview

- **ID:** `simple-code-injector`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** kuldo
- **Category:** web-development
- **Version:** 2.0
- **Last updated:** 2026-05-23
- **First published:** 2026-05-19
- **Size:** 17 KB
- **Data as of:** 2026-09-04
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/simple-code-injector/)

## Description

Simple light CSS and JS injector

## Rankings

- #133,489 — Overall
- #181 — inject

## Permissions and access

### Permissions

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

### Host permissions

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

### Content script matches

- `*`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** High 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/simple-code-injector)