Third-party software used by this program:

• mupdf a lightweight PDF and XPS viewer, based on MuPDF.
• djvu a lightweight DJVU viewer based on DjVuLibre
• cbx a lightweight Comicbook viewer based on libPng, libjpeg-turbo, GIFLIB, libWebP, Unrar and zLib
• Snappy compressor from Google
• The Java CIFS Client Library
• The Java CSS parser Library

mupdf and djvu SOURCE CODE can be downloaded from Google Drive.