Validation & Quality
- EPUBCheck validated - Passes all industry tests
- Platform compatibility - Works on all major distributors
- Accessibility compliant - Proper screen reader support
Export Book as EPUB File
Click Generate and select Generate E-Book to create your professional EPUB file.
Choose Your Output Format
The Generate E-Book dialog lets you select your preferred output format:
- EPUB 3.0 - The modern standard with enhanced features and accessibility support
- EPUB 2.0 - Maximum compatibility with older e-readers and platforms
- PDF - Ebook PDF format for fixed-layout digital distribution (see Export Ebook PDF for details)
Export EPUB Features
- EPUBCheck validated - Passes all industry validation tests automatically
- Platform ready - Compatible with Draft2Digital, Amazon, and all major distributors
- Professional metadata - ISBN integration and complete publishing details
- Optimized files - Compressed images and proper accessibility features
EPUB Features
Professional Metadata
- ISBN integration - Proper embedding for tracking
- Complete details - Title, author, description included
- Navigation structure - Correct guide and spine management
File Optimization
- Image compression - Optimal file sizes maintained
- Search optimization - Metadata formatted for discovery
- Cross-device compatibility - Excellent reading experience everywhere
License Required
Get Your License
EPUB generation requires an active Lacuna license.
Ready to publish? Visit lacuna.pub/pricing to purchase your lifetime license.
After purchase, see Managing Your License for activation instructions.