Lucide version 1.4.0 RC4 has been released. (2016-12-17)
URL: http://trac.netlabs.org/lucide
This is a multi-purpose document viewer, using plugins for different formats. It currently supports PDF, DjVu documents, and JPEG files; additional formats can be added by third party programmers. The program is open source, and distributed under the CDDL and LGPL.

Source: eCSoft/2