libe-book is a library and a set of tools for reading and converting various
non-HTML reflowable e-book formats.

Currently supported are:
- eReader .pdb
- FictionBook v. 2 (including zipped files)
- PalmDoc Ebook - Plucker .pdb
- QiOO (mobile format, for java-enabled cellphones)
- TCR (simple compressed text format)
- TealDoc
- zTXT
- ZVR (simple compressed text format)

WWW: https://sourceforge.net/projects/libebook/