* A linux command line utility to either remove pen markings of scanned book pages and/or separate the visual text from any non-text into a separate image. * A

* A linux command line utility to either remove pen markings of scanned book pages and/or separate the visual text from any non-text into a separate image. * A linux command line utility horizontally aligning text lines of scanned book pages. The existing python utilities for dewarping/deskewing are not there yet. * A linux command line utility to replace text portions of scanned book pages with a matching vector font.