Bookbinder is described as 'Users can import a range of files including Word, OpenOffice, txt, rtf and even existing eBook files (mobi, epub)' and is an website in the News & Books category. There are eight alternatives to Bookbinder, not only websites but also apps for a variety of platforms, including Mac, Windows, Linux, Self-Hosted solutions and PortableApps.com. The best alternative is calibre, which is both free and Open Source. Other great sites and apps similar to Bookbinder are Sigil (Free, Open Source), Jutoh (Paid), SCRIBA Senato eBook Maker (Free, Open Source) and All My Books (Paid).
Calibre is a free and open source e-book library management application made by users, for users. Many languages, designed around the concept of the logical book, i.e., a single entry in your library that may correspond to actual e-book files in several formats.
Book inventory, Ebook Collection Organizer, Book Collection Manager, Book Collection Organizer: All My Books is a complete book organizer with which you can easily create and manage a database with books in any format – paper, ebook or audiobook.
Easily create ebooks for any device, webbooks for accessibility and promotion, and PDFs for printbooks and print-on-demand. Use our distribution services to get your books into Kindle, Apple iBooks, Nook and other retailers — or do it yourself.
Anthologize is a free, open-source, plugin that transforms WordPress into a platform for publishing electronic texts. Grab posts from your WordPress blog, import feeds from external sites, or create new content directly within Anthologize.