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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 rotate ...
GUI front-end exists (see PDFChain). PDFsam Basic: AGPLv3 for version 3, GPLv2 for previous versions 2.x Yes Yes Yes Desktop application to split, merge, extract pages, rotate and mix PDF documents. PDF Studio: Proprietary: Yes Yes Yes Yes Full feature PDF editor. Poppler-utils: GNU GPL: Yes Yes Unix Yes Converts PDF to other file format (text ...
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History of PDF. The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of ...
Microsoft made software early on for the mega-popular Apple II PC, and Gates would routinely fly down to Cupertino, California, to see what Apple was working on, according to Walter Isaacson's ...
Tk is a cross-platform widget toolkit that provides a library of basic elements of GUI widgets for building a graphical user interface (GUI) in many programming languages. It is free and open-source software released under a BSD -style software license . Tk provides many widgets commonly needed to develop desktop applications, such as button ...
The history of the graphical user interface, understood as the use of graphic icons and a pointing device to control a computer, covers a five-decade span of incremental refinements, built on some constant core principles. Several vendors have created their own windowing systems based on independent code, but with basic elements in common that ...
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