You can host this library on services like OneDrive or Google Drive to access your books from any device. Tips for Managing a Library of This Size
Managing 50,220 books manually is impossible. Calibre is the industry-standard software used to handle this volume of data. It provides the necessary infrastructure to:
Includes titles published up to the collection's compilation date.
The software can automatically download covers, summaries, and ratings from the internet to complete your digital shelf.
Content from the original, high-quality curation community.
Specialized niche contributions. Why Calibre is Essential for This Library
Consider using Calibre Portable on an external hard drive if you lack space on your primary computer.
If you prefer to build your library through official channels, several platforms offer free, legal EPUB downloads: Cómo ORGANIZAR tus EBOOKS con CALIBRE