# HackBar V2

> \[No License, FOREVER FREE\] HackBar for new firefox Rework of it using vue.js and maniferst V3.

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

## Overview

- **ID:** `hackbar-free`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** chewbaka
- **Category:** web-development,privacy-security
- **Daily users:** 5,541
- **Weekly downloads:** 262
- **Rating:** 4.59 / 5 (29 ratings)
- **Version:** 2.6.0
- **Last updated:** 2026-03-22
- **First published:** 2019-07-23
- **Size:** 200 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/hackbar-free/)
- **Website:** [https://github.com/Hack-Free/HackBar](https://github.com/Hack-Free/HackBar)

## Description

HackBar V2 is a Vue.js-based Chrome extension for web testing and security research. This rework uses Manifest V3 to deliver a modern, secure tool for testing URLs directly from your browser.

Key features include loading, splitting, and executing URLs; customize referrer, User-Agent, and cookies; plus hashing, encoding, and data transformation utilities.

## Rankings

- #1,113 — Overall
- #116 — Web Development
- #232 — Privacy & Security
- #2 — hack
- #23 — license
- #83 — hacker

## Permissions and access

### Permissions

- `tabs`
- `activeTab`
- `storage`
- `webRequest`
- `declarativeNetRequest`

### Host permissions

- `<all_urls>`

## Safety

- **Risk impact:** High 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).

## Review summary

Users generally find HackBar V2 to be a good and improved tool over its original version with a better interface and genuine quality. However, multiple users report issues specifically with POST data handling that causes errors and difficulties with content-type application/json, indicating some functionality problems that need addressing.

### Pros

- User interface is better in terms of location and appearance than the original version.
- The add-on is considered good and reliable by some users.
- Described as genuine and well-intentioned by a user.

### Cons

- Problems with modifying parameters in POST data leading to errors.
- Issues with handling content-type as application/json.

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