0xH4KU

0xH4KU / manga-pdf-to-epub

Public

Lossless PDF to EPUB/CBZ tools for manga readers who care about page pairing, cover gaps, and Apple Books layout quirks.

44
0
69% credibility
Found May 20, 2026 at 44 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Python
AI Summary

This is a specialized tool for manga readers who want to convert their PDF collections into EPUB format for Apple Books. Unlike basic converters, it focuses on the small but crucial details that matter for manga: preserving image quality, fixing the page-spread alignment that Apple Books often breaks, and letting you preview exactly how your book will look before exporting. The tool includes a visual editor where you can insert blank pages to fix double-page artwork, choose cover images, and manage entire manga series with consistent formatting across all volumes.

How It Works

1
📚 You have manga PDFs

You've collected manga volumes as PDF files and want to read them on your iPad using Apple Books.

2
😤 The spreads are broken

When you import PDFs into Apple Books, the double-page artwork gets misaligned and your reading experience is ruined.

3
✨ You find the perfect tool

This tool lets you preview exactly how Apple Books will display your manga, including that tricky blank page beside the cover.

4
🖼️ Open your manga in the editor

You load your PDF and see a visual preview showing every page exactly as Apple Books will render it.

5
🔧 Fix the page layout

You insert blank pages where needed to realign double-page spreads, choose your cover image, and arrange everything just right.

6
One volume or many?
📄
Single volume

Export one EPUB file right away and start reading immediately.

📚
Whole series

Import all volumes, review each one, mark them ready, then export them all together with consistent formatting.

🎉 Your manga reads perfectly

The EPUB exports with your corrected layout, and when you open it in Apple Books, every spread displays exactly as intended.

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Star Growth

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AI-Generated Review

What is manga-pdf-to-epub?

This Python tool converts manga PDFs into EPUB and CBZ files while preserving the original image quality. Unlike generic converters, it targets fixed-layout manga workflows where the goal is keeping source artwork intact while tuning reading order for Apple Books specifically. The project includes a Tkinter-based GUI for manually adjusting page layouts, inserting or removing blank pages, and previewing how double-page spreads will display. It handles both JPEG and Flate-compressed PDF image streams, copying them directly into the output without recompression where possible.

Why is it gaining traction?

The killer feature is Apple Books cover-gap modeling. Apple Books can insert a virtual blank page beside the cover, shifting every following spread and breaking double-page artwork. This tool lets you preview that behavior and insert real blank pages to compensate before export. The GUI also supports drag-and-drop page reordering, preset save/load for applying corrections across volumes, and a series workflow for managing multi-volume manga with per-volume layout editing. Command-line conversion is available for batch processing, with options like `--blank-pages-before-cover` and `--pair-first-two-pages` for RTL spreads.

Who should use this?

Manga collectors who read on Apple Books and need precise control over page pairing. Digital manga archivists who want lossless conversion without quality degradation. Anyone frustrated that standard converters produce technically valid but practically broken EPUB files for manga with intentional double-page spreads. Not suitable for text-based PDFs or users who just want basic compression.

Verdict

This fills a real niche for Apple Books manga readers, but the 0.699999988079071% credibility score and 44 stars reflect a very early-stage project. The utilitarian GUI and limited documentation mean a learning curve, and Apple Books behavior is modeled from observation rather than guaranteed compatibility. Worth trying if you need the specific features it offers, but validate outputs carefully against your reader of choice.

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