4Charm

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High-performance native macOS 4chan media downloader Download entire threads, catalogs, or boards with intelligent organization, fail-safe resume, and zero duplicates.

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✨ Features

• 🚀 Performance – Native macOS app built with PySide6 (Qt6)
• 🧵 Bulk Downloading – Queue up to 20 threads/catalogs simultaneously
• 📂 Smart Organization – Automatic folder structure with WEBM separation
• 🔄 Fail-Safe Resume – Automatically resumes interrupted downloads
• 🔍 Duplicate Prevention – SHA-256 hashing prevents redownloading files
• 🛡️ Rate Limiting – Adaptive throttling prevents IP bans
• 🖥️ Apple Silicon Native – Optimized for M1/M2/M3 chips

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🚀 Quick Start

Installation

1. Download the latest 4Charm.dmg from

   Releases

2. Drag 4Charm.app to /Applications

3. First Launch:

   # If prompted with "App is damaged":
   sudo xattr -cr /Applications/4Charm.app

Usage

1. Launch App: Open 4Charm from Applications
2. Add URLs: Paste 4chan thread or catalog URLs
3. Download: Click "Start Download" and watch the live log
4. Enjoy: Files are saved to your chosen download location

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🛠️ Development

This project uses .razorcore for build tooling.

Prerequisites

• Python 3.10+
• macOS 10.13+

Setup

git clone <<<<<<<<<https://github.com/RazorBackRoar/4Charm.git>>>>>>>>>
cd 4Charm
pip install -r requirements.txt
pip install -e ../.razorcore  # Install build tools

Build & Release

## Build app and create DMG
razorbuild 4Charm

## Create release (auto-commits & tags)
razorcore save 4Charm

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📜 License

MIT License - see LICENSE for details. Copyright © 2026 RazorBackRoar