The conformance checker for EPUB publications
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Oct 8, 2026 - Java
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epubcheck
Here are 31 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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Oct 16, 2026 - TypeScript
Validate EPUB files in Node.js and the browser. A TypeScript implementation of EPUBCheck.
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Sep 17, 2026 - TypeScript
A Sigil plugin that validates EPUB files using epubcheck
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Oct 21, 2025 - Python
Deterministic, epubcheck-gated EPUB repair with atomic Calibre library replacement, content auditing, and a Calibre import plugin.
python cli stdlib ebook epub repair calibre ebooks epubcheck python-cli epub3 calibre-plugin html-repair watermarks ebook-tools epub-repair ebook-audit
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Oct 17, 2026 - Python
Scanned PDFs, web pages and broken EPUBs → one clean, reflowable EPUB3 that passes official epubcheck at zero errors. Apple Vision OCR on your own Mac — and the OCR ships as its own CLI. 100% offline, no API key, MIT.
macos swift ocr offline ebook cjk vision epub epubcheck epub3 zh-hant vertical-writing apple-vision pdf-to-epub scanned-pdf ocr-cli
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Sep 29, 2026 - JavaScript
Ferramenta front-end estática para validar, reparar e reempacotar arquivos .epub diretamente no navegador, com objetivo em aumentar a compatibilidade com fluxos de envio/upload para Kindle
typescript browser books frontend book ebook static-site epub kindle ebooks epubcheck epub-reader jszip epub-files ebook-process vite
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Oct 13, 2026 - TypeScript
📚 Convert scanned PDFs into clean EPUB ebooks effortlessly with intelligent layout analysis and smart chapter detection.
react computer-science typescript ocr books pwa book mcp nextjs english reader translate document webui epubcheck epub-reader epub3 digital-publishing pdf2zh
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Oct 13, 2026 - Python
Format, verify aur publish books/products for Amazon KDP — trim size, bleed, gutter, spine width, ISBN, EPUB checks, paperback/hardcover/Kindle.
skills epub epubcheck epub-generation paperback kdp self-publishing paperback-book-maker paperback-repo book-formatting paperback-extension agent-skills kdp-pdf-generator kdp-ebook claude-skills claude-skills-hub skills-sh kdp-publishing pub-paperback amazon-kdp-publishing
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Sep 9, 2026 - Python
EPUBCheck (the official W3C EPUB validator) compiled to plain JavaScript with TeaVM.
browser validation worker accessibility w3c validator ebook standalone epub epubcheck teavm epub3 opf ncx opfs
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Oct 17, 2026 - TypeScript
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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Oct 14, 2026 - JavaScript
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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May 13, 2026 - Python
This tool upgrades EPUB files to the EPUB 3.3 standard by W3C Recommendation
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Dec 8, 2025 - Python
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