Calibre has some command-line tools: http://manual.calibre-ebook.com/cli/cli-index.html http://manual.calibre-ebook.com/cli/cli-index.html The easybook project

Calibre has some command-line tools: http://manual.calibre-ebook.com/cli/cli-index.html http://manual.calibre-ebook.com/cli/cli-index.html The easybook project (posted on HN recently) is also a command-line utility: http://easybook-project.org/ http://easybook-project.org/