Calibre 7.7.0

Calibre is an open-source suite of e-book software that is free and cross-platform. In addition to syncing e-books with a diverse array of e-readers, Calibre facilitates the organization of existing e-books into virtual libraries, the editing, creation, and conversion of e-books, and the display of their contents. EPUB and AZW3 formats are supported for book editing.