BookCrossing Core Alternatives

BookCrossing Core is described as 'Open source project aims easy creation of your own bookcrossing site for sharing books in your country/region/company with multilingual support' and is an app in the Development category. There are four alternatives to BookCrossing Core for the Web. The best alternative is Project Gutenberg, which is free. Other great apps like BookCrossing Core are BookCrossing.com (Freemium), Postcrossing (Free) and swap-bot (Free).