All this in an easy and intuitive user interface. Pages can be (re)moved, cloned, or added. Documents can be merged into one, or split into multiple ones.

PDF4QT DocPage Organizer: Used for the manipulation of whole documents and individual pages.

PDF4QT Viewer Lite: Simple document viewer with basic functionalities.

PDF4QT Viewer Profi: Basic browsing and lots of other functionalities, such as encryption, reading a document, verification of digital signatures, editing of annotations, searching for text using regular expressions, drawing pages into an image, and much more.

Users can preview these applications in the screenshots section of this webpage. The applications are primarily used by target users to view, edit, manipulate or compare PDF documents.

To support 4K/8K monitors (high DPI devices).

To support application in Windows/Linux.

To utilize modern C++ features and multicore CPUs.

To offer better licensing terms than GPL or AGPL, so it is more usable in both open source and commercial applications.

To provide an open source alternative to commercial pdf editors.

Github github Tweet it twitter Install PDF4QT Goals The project is hosted on Github and uses license LGPLv3. For users, there are four applications offering many features.

For developers, there is a C++ library and a command line tool for use in scripts. It is a modern solution for viewing/editing/rendering PDF documents, for users and developers alike. PDF4QT is an open source PDF editor for Windows/Linux. It contains a C++ library, applications for viewing/editing PDF documents and a command line tool.

PDF4QT PDF4QT is open source PDF editor based on Qt framework.

Pdf editor for ubuntu free download