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MC World Compressor

A Next.js web application for compressing Minecraft Java worlds with smart chunk removal, saving up to 75% of storage space.

Key Features

Chunked Upload

Upload Minecraft worlds up to 4GB with intelligent chunked file transfer for reliable large file handling.

Multi-Language

Built-in internationalization support for English, Spanish, Hindi, and Arabic with automatic locale detection.

Real-Time Status

Track compression progress in real-time with live status updates and queue position monitoring.

Smart Compression

Intelligent chunk removal optimizes worlds by removing unused chunks while preserving explored areas.

Introduction

Learn about the project and how it works

Quickstart

Get up and running in minutes

Development Setup

Set up your local development environment

Components

Explore the React components

API Routes

Understand the Next.js API routes

Deployment

Deploy to production

What You Can Do

1

Upload Minecraft Worlds

Users can upload .zip, .tar, or .tar.gz compressed Minecraft Java worlds up to 4GB through the web interface with drag-and-drop support.
2

Track Compression Progress

Real-time status tracking shows compression progress, queue position, and estimated completion time with automatic page updates.
3

Download Optimized Worlds

Download compressed worlds that are typically 47-75% smaller while maintaining all player progress and explored chunks.

Technology Stack

This project is built with modern web technologies:
  • Next.js 16+ - React framework with App Router
  • React 19 - UI component library
  • TailwindCSS 4 - Utility-first CSS framework
  • Internationalization - Multi-language support with custom i18n implementation
  • Chunked Upload - Large file handling with progress tracking

Use Cases

Reduce world file sizes for easier backups, faster transfers, and lower storage costs. Perfect for server administrators managing multiple worlds.
Share Minecraft worlds more easily by reducing file sizes for uploads to platforms like Google Drive, Dropbox, or direct downloads.
Archive old Minecraft worlds efficiently by removing unused chunks while preserving all built structures and explored areas.

Next Steps

Read the Introduction

Learn more about how MC World Compressor works

Follow the Quickstart

Set up and run the application locally

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