The DAISY Standard

1998
Daisy 2.0
2001
Daisy 2.02, the DTB format most commonly used worldwide today
2002
ANSI/NISO Z39.86 (DAISY 3, DAISY/NISO), Specifications for the Digital Talking Book
2005
Second version of ANSI/NISO Z39.86 released

Since 1998, based on open, non-proprietary standards

W3C standards such as SMIL , XHTML and XML