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LibreOffice. Free ( Mozilla Public License) an Office suite; allows to export (and import, with accuracy limitations) PDF files. Microsoft Word 2013. Proprietary. Desktop software. The 2013 edition of Office allows PDF files to be converted into a format that can be edited. Nitro PDF Reader.
A digital watermark is a kind of marker covertly embedded in a noise-tolerant signal such as audio, video or image data. [ 1] It is typically used to identify ownership of the copyright of such a signal. Digital watermarking is the process of hiding digital information in a carrier signal; the hidden information should, [ 2] but does not need ...
PDF24 Creator is an application software by Geek Software GmbH for the creation of PDF files from any application and for converting files to the PDF format. The application is released under a proprietary freeware license. The software has been developed in Germany since 2006, originally under the name PDFDrucker, [ 1] and is actively developed.
Watermark. A watermark is an identifying image or pattern in paper that appears as various shades of lightness/darkness when viewed by transmitted light (or when viewed by reflected light, atop a dark background), caused by thickness or density variations in the paper. [ 1] Watermarks have been used on postage stamps, currency, and other ...
doPDF is the simplified version of Softland's commercial novaPDF, which offers additional features, including Advanced Encryption Standard, password protection, digital signing, URL links support, text/images watermark, the ability to choose PDF version, etc. [6]
PDFtk. PDFtk (short for PDF Toolkit) is a toolkit for manipulating Portable Document Format (PDF) documents. [ 3][ 4] It runs on Linux, Windows and macOS. [ 5] It comes in three versions: PDFtk Server ( open-source command-line tool ), PDFtk Free ( freeware) and PDFtk Pro ( proprietary paid ). [ 2] It is able to concatenate, shuffle, split and ...
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