project aims to put some Project Gutenberg ebooks into GitHub so people can fix problems in the files. use GitHub to open up the PG corpus to maintenance and use by libraries and librarians. The result will include MARC records, covers, OPDS feeds and ebook files to facilitate library use. Version-controlled fork and merge workflow, combined with a change triggered back-end build environment will allow scaleable, distributed maintenance of the greatest works of our literary heritage. 43,000 books and their metadata have been moved to the git version control software.