# 4mat

> A Firefox add-on for quickly converting MAC addresses between formats. Useful for any one who uses networking hardware from big manufacturers (Cisco, Huawei, HP, Juniper) and Linux.

Canonical page: [https://chrome-stats.com/d/4mat](https://chrome-stats.com/d/4mat)

## Overview

- **ID:** `4mat`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** OGGrimes
- **Category:** web-development
- **Daily users:** 1
- **Version:** 1.4
- **Last updated:** 2020-07-25
- **First published:** 2020-07-03
- **Size:** 21 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/4mat/)

## Description

4mat is a Firefox add-on designed for networking professionals who frequently work with MAC addresses. It allows for easy conversion between different formats used by manufacturers like Cisco, Huawei, HP, and Juniper, as well as Linux. With this add-on, users can quickly convert MAC addresses without the need for manual conversion.

## Rankings

- #108,597 — Overall

## Permissions and access

### Permissions

- `tabs`
- `clipboardRead`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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/4mat)