Digital Format Conversion tools enable conversion from Microsoft Word (2007+) DOCX format or HTML to EPUB, Kindle and PDF in PHP
A PHP library to read and write EPub meta data
This PHP class creates e-books using the EPUB standard format.
BookGlutton core epub read/write class in PHP. This standalone PHP class for the Epub (OEBPS 2.0) format has been battle-tested with over 20 publishers, including O'Reilly Media. Use it to do conversions from HTML, OPS filesystem manipulation, or direct zip container manipulation.
PHP Classes for dynamically generating EPub files.