# Knucklehead

> Listing details for knucklehead.

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

## Overview

- **ID:** `knucklehead`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed (abandoned)
- **Publisher:** -knucklehead-
- **Version:** 2.0
- **Last updated:** 2019-05-13
- **First published:** 2010-05-10
- **Size:** 223 KB
- **Data as of:** 2026-08-04
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/knucklehead/)

## Safety

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

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no 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).

## Similar extensions and apps

- [Knucklehead03](https://chrome-stats.com/d/knucklehead03)
- [Knuckle Puck Copacetic](https://chrome-stats.com/d/knuckle-puck-copacetic)
- [Canuckles](https://chrome-stats.com/d/canuckles)
- [kucklehead - green](https://chrome-stats.com/d/kucklehead-green)
- [knobby](https://chrome-stats.com/d/knobby)
- [Five Finger Death Punch Knuckles](https://chrome-stats.com/d/five-finger-death-punch-knuckl) — 5.00 / 5
- [brass knucks](https://chrome-stats.com/d/brass-knucks)
- [knackback](https://chrome-stats.com/d/knackback)
- [Roughneck](https://chrome-stats.com/d/roughneck)
- [Noogie Noogie](https://chrome-stats.com/d/noogie-noogie)
- [Rockman Zero\_Zero Knuckle](https://chrome-stats.com/d/rockman-zero_zero-knuckle)
- [Jokester](https://chrome-stats.com/d/jokester)

---

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