calibre

About calibre

calibre is an open-source e-book management solution that helps users organize, catalog, and convert their e-book libraries. It supports viewing and editing metadata, conversion between multiple e-book formats, and syncing across devices. The project is developed by Kovid Goyal and operates as a desktop application with optional web features for library access. It targets individual readers and library enthusiasts worldwide, with emphasis on cross-platform availability and local library management.