# Simaster Captcha extension

> This extensions solves captcha.

Canonical page: [https://chrome-stats.com/d/simaster-captcha-extension](https://chrome-stats.com/d/simaster-captcha-extension)

## Overview

- **ID:** `simaster-captcha-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Hafidh RK
- **Category:** other
- **Daily users:** 1
- **Weekly downloads:** 2
- **Version:** 0.0.0
- **Last updated:** 2023-01-23
- **First published:** 2023-01-23
- **Size:** 8.07 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/simaster-captcha-extension/)
- **Website:** [https://www.hfrk.de](https://www.hfrk.de/)

## Description

Simaster Captcha extension is a powerful Firefox add-on that solves base64 encoded captcha images required on simaster.ugm.ac.id. It uses computer vision served in an endpoint to provide a seamless captcha-solving experience.

## Rankings

- #98,441 — Overall
- #114 — captcha

## Permissions and access

### Permissions

- `*://bot.hfrk.de/captcha`

### Content script matches

- `simaster.ugm.ac.id`

## Safety

- **Risk impact:** Low 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 website URL may be invalid

> 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/simaster-captcha-extension)