# Cheese Knife - CHZZK Toolkit

> This extension adds various useful features and tools to CHZZK™, NAVER™'s streaming platform.

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

## Overview

- **ID:** `cheese-knife`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** chz.app
- **Category:** photos-music-videos,games-entertainment
- **Daily users:** 655
- **Weekly downloads:** 48
- **Rating:** 4.64 / 5 (11 ratings)
- **Version:** 2.13.1
- **Last updated:** 2026-06-20
- **First published:** 2023-12-27
- **Size:** 66 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/cheese-knife/)
- **Website:** [https://www.chz.app/](https://www.chz.app/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/cheese-knife/privacy/](https://addons.mozilla.org/firefox/addon/cheese-knife/privacy/)

## Description

Cheese Knife — CHZZK Toolkit adds practical, user-focused features to NAVER’s CHZZK streaming platform. It brings live hover previews, automatic sidebar refresh, a popup multi-view player, an in-player stats menu (resolution, bitrate, FPS, latency, codec), arrow-key seeking, VOD resume, video filters (brightness, contrast, gamma, sharpen), an audio compressor, and chat controls like hiding donation messages and font/panel adjustments. Many additional tweaks and style customizations make watching and managing streams smoother and more personal.

The extension is open source (GitHub) and has an active Discord community for support and feedback. Note: this project is independent and not affiliated with CHZZK™; trademarks belong to their owners. The extension is provided as-is without warranties—use at your own risk.

## Rankings

- #4,230 — Overall
- #7 — cheese
- #88 — platform
- #109 — owner
- #183 — trademark
- #186 — property

## Permissions and access

### Permissions

- `scripting`
- `storage`

### Host permissions

- `*://*.chzzk.naver.com/*`

### Content script matches

- `chzzk.naver.com`

## Safety

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

### Analysis details

- Injects scripts into web pages, which may alter or extract site contents, resulting in a substantial risk.
- 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/cheese-knife)