calibre ebook library management
A free, open-source (GPL) ebook library management tool which can convert from and to a variety of formats:
Input Formats: CBZ, CBR, CBC, CHM, EPUB, FB2, HTML, LIT, LRF, MOBI, ODT, PDF, PRC**, PDB, PML, RB, RTF, TCR, TXT
Output Formats: EPUB, FB2, OEB, LIT, LRF, MOBI, PDB, PML, RB, PDF, TCR, TXT
