koharu

Project Overview

Koharu is an ML-powered manga translator written in Rust. It combines object detection, OCR, inpainting, and LLMs to create a seamless translation experience, running all vision models and LLMs locally for privacy.

Key Features

• Automatic detection of text regions, speech bubbles, and cleanup masks
• OCR for manga dialogue, captions, and other page text
• Inpainting to remove source lettering
• Translation with local or remote LLM backends
• Advanced text rendering with vertical CJK and RTL support
• Layered PSD export with editable text

Target Audience

• Manga readers and translators
• Users who want to localize manga translations
• Privacy-conscious ML tool users

Quick Start

1. Visit koharu.rs for installation
2. Install Koharu
3. Run translation: koharu (GPU accelerated by default)
4. Force CPU usage: koharu --cpu

Core Advantages

• All processing runs locally for privacy
• Supports CUDA, ROCm/HIP, Metal, and Vulkan acceleration
• Layered PSD export for post-editing
• Open-source and free, community-driven

System Requirements

• OS: Cross-platform (Windows, Linux, macOS)
• Architectures: x86_64, arm64
• Additional Dependencies: NVIDIA driver (CUDA), AMD driver (ROCm/HIP)

Notes

• GPU acceleration requires supported hardware and drivers
• CPU fallback is always available