Full features for Dolphin's right click menu on KDE [4.x|5.x]
OCR web based for Browser Firefox & PC
KDE servicemenu for pdf
IFile, PHP based framework for indexing and search in the documents
Universal graphics translator
PostScript editor, PDF and PS Viewer, Converter
Qt-based Graphical Interface Wrapper for FFMPEG
A JBIG2 decoder written for Java under a BSD license