PDF to ePub

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Transform PDFs into ePub format for comfortable reading on mobile devices and e-readers.

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Select a PDF document to convert to ePub

Processed locally · Your files are never uploaded

document.pdf

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eBook Details:

Note: This tool extracts the readable digital text from your PDF to allow it to "reflow" naturally on e-reader screens. Complex formatting, tables, and images may not be perfectly preserved. Scanned PDFs without digital text cannot be converted to ePub here.

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Page ${i}\n\n\n\n

${htmlText}

\n\n`; oebps.file(`page_${i}.html`, htmlContent); manifestItems += ` \n`; spineItems += ` \n`; page.cleanup(); } if (totalExtractedTextLength === 0) { throw new Error("No readable text found. This appears to be a scanned document. Please use 'PDF to Word (OCR)' first."); } setProgress(90, 'Generating EPUB structure...'); await yieldToMain(); const title = epubTitle.value.trim() || pdfFile.name.replace(/\.pdf$/i, ''); const author = epubAuthor.value.trim() || 'Unknown Author'; const uuid = 'pdfguin-' + Date.now(); // content.opf const contentOpf = `\n\n \n ${title}\n ${author}\n en\n ${uuid}\n \n \n \n${manifestItems} \n \n${spineItems} \n`; oebps.file("content.opf", contentOpf); // toc.ncx const tocNcx = `\n\n \n \n \n \n \n \n ${title}\n \n \n Start Reading\n \n \n \n`; oebps.file("toc.ncx", tocNcx); setProgress(95, 'Archiving e-book...'); await yieldToMain(); // Generate EPUB (which is just a zip with a specific mime type) const epubBlob = await zip.generateAsync({ type: 'blob', mimeType: 'application/epub+zip' }); setProgress(100, 'Conversion Complete!'); const baseName = pdfFile.name.replace(/\.pdf$/i, ''); const defaultOutName = `${baseName}_pdfguin.epub`; currentObjURL = URL.createObjectURL(epubBlob); dlLink.href = currentObjURL; dlLink.download = defaultOutName; resultNameInput.value = defaultOutName; resultMeta.innerHTML = `ePub generated successfully · ${fmtBytes(epubBlob.size)}`; resultCard.classList.add('show'); } catch (err) { showError('Conversion failed: ' + err.message); } finally { hideProgress(); applyBtn.disabled = false; } } document.getElementById('resultNameInput').addEventListener('input', () => { let val = resultNameInput.value.trim(); if (!val) val = 'ebook'; if (!val.toLowerCase().endsWith('.epub')) val += '.epub'; dlLink.download = val; }); function resetEditor() { if (pdfJsDoc) { pdfJsDoc.destroy(); pdfJsDoc = null; } if (currentObjURL) { URL.revokeObjectURL(currentObjURL); currentObjURL = null; } pdfFile = null; totalPages = 0; resultCard.classList.remove('show'); clearError(); hideProgress(); dropZone.style.display = ''; const hd = document.querySelector('.tool-view-header'); if (hd) hd.style.display = ''; editorPanel.classList.remove('visible'); document.getElementById('fi-filename').textContent = ''; document.getElementById('fi-meta').textContent = ''; fileInput.value = ''; } const sidebar = document.getElementById('sidebar'); const sidebarOverlay = document.getElementById('sidebarOverlay'); document.getElementById('mobileNavToggle').addEventListener('click', () => { sidebar.classList.toggle('open'); sidebarOverlay.classList.toggle('show'); }); sidebarOverlay.addEventListener('click', () => { sidebar.classList.remove('open'); sidebarOverlay.classList.remove('show'); });

PDF to ePub

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