The conformance checker for EPUB publications
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Sep 2, 2025 - Java
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epubcheck
Here are 18 public repositories matching this topic...
A simple template to help you create ePub-formatted books.
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Nov 29, 2016 - HTML
Advanced EPUB optimizer: minifies HTML/CSS/JS, compresses and downscales images, subsets fonts, optimizes SVGs, and repackages EPUBs for smaller, faster, and standards-compliant e-books.
nodejs svg docker dockerfile fonts typescript compression accessibility optimization images ebook epub minification ebooks epubcheck epub3 epub-converter ebook-convert ebook-process
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Dec 9, 2025 - TypeScript
A Sigil plugin that validates EPUB files using epubcheck
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Oct 21, 2025 - Python
A TypeScript port of EPUBCheck - the official conformance checker for EPUB publications
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Feb 15, 2026 - TypeScript
This tool upgrades EPUB files to the EPUB 3.3 standard by W3C Recommendation
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Dec 8, 2025 - Python
A premium, browser-based tool to optimize and repair EPUB files specifically for Amazon's "Send to Kindle" service. 100% client-side, offline-safe, and privacy-focused.
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Feb 3, 2026 - JavaScript
ePub v3.0 boilerplate for quick ePub generation, including epubchecker
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Sep 19, 2025 - HTML
EPUB translator and editor: AI-powered EPUB translation, post-editing and QA in Python/Tkinter.
python qa translation localization ebook epub tkinter epubcheck translation-memory polish-translation epub-translator ollama epub-editor google-gemini ai-translation ebook-translation epub-translation-tool
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Feb 12, 2026 - Python
IDPF epubcheck as XProc extension step for XML Calabash
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Aug 28, 2018 - XProc
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