A WordPress plugin that extends Pressbooks to let you import books from OpenStax.

Textbooks for Pressbooks adds functionality to the Pressbooks plugin to make it easier to author textbooks.

Show buyback prices for books. Searches the internet for the best buyback (trade-in) prices for any kind of book including textbooks. Your visitors will be able to find the best price for their book and sell it to verified merchants.

mPDF for Pressbooks