libcrn is document image processing library written in C++11 for Linux, Windows, Mac OsX and Google Android. It is a toolbox that allows to create easily software such as OCRs and layout analysis tools.
Scribe Software is a software system for the nondestructive scanning and digitization of books with the Internet Archive's Scribe machine. The Java UI and PHP image processing pipeline produce books for www.archive.org and other digital libraries.