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Full feature PDF editor. Poppler-utils: GNU GPL: Yes Yes Unix Yes Converts PDF to other file format (text, images, html). pstoedit: GNU GPL: Yes Yes Unix Yes Converts PostScript to (other) vector graphics file format. QPDF: Apache License 2.0: Yes Yes Yes Structural, content-preserving transformations from PDF to PDF. Scribus: GNU GPL: Yes Yes Yes
A PDF file is organized using ASCII characters, except for certain elements that may have binary content. The file starts with a header containing a magic number (as a readable string) and the version of the format, for example %PDF-1.7. The format is a subset of a COS ("Carousel" Object Structure) format. [23]
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 ]
The plain text format doesn't support DRM or formatting options (such as different fonts, graphics or colors). It has excellent portability as it is the simplest e-book encoding possible; a plain text file contains only ASCII or Unicode text (text files with UTF-8 or UTF-16 encoding are also popular for languages other than English). Almost all ...
Resume reading Jump Ahead / Jump Back Jump to any location Sleep timer Voice effects Read with screen off Automatic language detection Control speech speed Adjustable pause after sentence Adjustable pause in sentence Android Auto integration Aldiko Book Reader: No ? ? No ? ? ? ? ? ? ? ? ? ? No Cool Reader: Yes ? ? No ? ? ? ? ? ? ? ? ? ? No FBReader
An e-reader, also known as an e-book reader, is a portable electronic device that is designed primarily for the purpose of reading e-books and periodicals.E-readers have a similar form factor to a tablet; usually use electronic paper resulting in better screen readability, especially in bright sunlight; and have longer battery life when compared to a tablet.
By the version 0.18 release in 2011, the poppler library represented a complete implementation of ISO 32000-1, [3] the PDF format standard, and was the first major free PDF library to support its forms (only Acroforms but not full XFA forms) [5] [6] and annotations features.
Acrobat Distiller is a software application for converting documents from PostScript format to PDF. Acrobat Pro is the professional full version of Acrobat developed by Adobe to edit, create, manipulate, print and manage files in a PDF. It is currently available for Windows and macOS. Acrobat Reader is the freeware version of Acrobat developed ...