Claude-skill-registry ebook-extractor

Use when user wants to extract text from ebooks (EPUB, MOBI, PDF). Use for converting ebooks to plain text for analysis, processing, or reading. Handles all common ebook formats.

install

source · Clone the upstream repo

git clone https://github.com/majiayu000/claude-skill-registry

Claude Code · Install into ~/.claude/skills/

T=$(mktemp -d) && git clone --depth=1 https://github.com/majiayu000/claude-skill-registry "$T" && mkdir -p ~/.claude/skills && cp -r "$T/skills/data/ebook-extractor" ~/.claude/skills/majiayu000-claude-skill-registry-ebook-extractor && rm -rf "$T"

manifest: skills/data/ebook-extractor/SKILL.md

Ebook Text Extractor

Overview

Extract plain text from EPUB, MOBI, and PDF files using Python scripts. No LLM calls - pure text extraction.

Supported Formats

Format Tool Used Notes

EPUB

ebooklib

BeautifulSoup

Direct parsing, preserves structure

MOBI

Calibre

ebook-convert

Converts to EPUB first, then extracts

PDF

PyMuPDF

(fitz)

Fast, handles most PDFs well

Usage

Unified extractor (auto-detects format):

python3 ~/.claude/skills/ebook-extractor/scripts/extract.py /path/to/book.epub
python3 ~/.claude/skills/ebook-extractor/scripts/extract.py /path/to/book.mobi
python3 ~/.claude/skills/ebook-extractor/scripts/extract.py /path/to/book.pdf

Output options:

# To stdout (default)
python3 scripts/extract.py book.epub

# To file
python3 scripts/extract.py book.epub -o output.txt
python3 scripts/extract.py book.epub > output.txt

Format-specific scripts:

python3 scripts/extract_epub.py book.epub
python3 scripts/extract_mobi.py book.mobi
python3 scripts/extract_pdf.py book.pdf

Setup

# One-command setup (installs all dependencies)
~/.claude/skills/ebook-extractor/setup.sh

# Or manually:
pip install -r ~/.claude/skills/ebook-extractor/requirements.txt
brew install calibre  # macOS, for MOBI support

Script Location

~/.claude/skills/ebook-extractor/scripts/

Common Issues

Problem Solution

Missing package

Run

setup.sh

pip install -r requirements.txt

MOBI fails

Ensure Calibre is installed:

brew install calibre

PDF garbled Some PDFs are image-based; OCR needed (not supported)