EPUB 2 & 3 (Fixed-Layout & Reflowable)

ebook-rs provides complete compliance with W3C EPUB 3.3 and IDPF EPUB 2.0.1 specifications.

Package Parsing: Reads META-INF/container.xml and resolves root OPF package documents.
Navigation: Dual-engine parser supporting both EPUB 2 NCX (toc.ncx) and EPUB 3 Navigation Document (nav.xhtml).
Fixed-Layout (FXL): Detects rendition:layout="pre-paginated", orientation spreads (rendition:spread), and zero-allocation viewport metadata extraction.
RTL & CJK Vertical Text: Full support for right-to-left page progression direction and vertical-rl writing modes.
Lazy Archive Loading: Uncompresses files on demand, with automatic streaming mode for oversized EPUB files (>500MB).\n