Poppler is librarified PDF rendering toolkit derived from the Xpdf 3.0 code base. It can utilize X11-independent rendering backends like Cairo, Splash, or Qt4 Arthur. It's not designed for platform-agnosticy, but proper BSD/Linux integration; is used by various PDF applications (Evince, Okular, TeXStudio, pdftotext, Zathura, Xournal, Inkscape), and comes with a set of command-line tools of its own.
MuPDF is a slim PDF and XPS viewer. It renders both in high-quality with anti-aliased fornts, accurate metrics and spacing. It fully understands PDF 1.7 with hyperlinks, annotations, transparency, forms, transitions, javascript and encryption. And supports both XPS and OpenXPS formats.
PDF Arranger is a small python-gtk application, which helps the user to merge or split PDF documents and rotate, crop and rearrange their pages using an interactive and intuitive graphical interface. It is a front end for pikepdf. PDF Arranger is a fork of Konstantinos Poulios’s PDF-Shuffler (see Savannah or Sourceforge). It’s a humble attempt to make the project a bit more active.
OCRmyPDF adds an invisible text layer to PDF documents after passing it through the Tesseract OCR engine. The output will be PDF/A with a selectable but invisible text layer above scanned image-documents. This allows later searching and archiving.
PoDoFo is a free portable C++ library to work with the PDF file format. PoDoFo provides classes to parse a PDF file and modify its content into memory. The changes can be written back to disk easily. Besides PDF parsing PoDoFo also provides facilities to create your own PDF files from scratch. It currently does not support rendering PDF content.
pdfgrep is a commandline tool to search through PDF files. It's similar in its application to grep, and also allows searching with regular expressions or case-insensitively, and recursively through directories. It prints out filenames, page numbers, number of occurences, and most importantly a colorized match list.
pstoedit translates PostScript and PDF graphics into other vector formats. Currently pstoedit can generate the following major formats: Tgif .obj format (for tgif version >= 3) .fig format for xfig pdf - Adobe's Portable Document Format gnuplot format Flattened PostScript (with or without Bezier curves) DXF - CAD exchange format LWO - LightWave 3D RIB - RenderMan RPL - Real3D Java 1 or Java 2 applet Idraw format (in fact a special form of EPS that id
Texmaker is a free, modern and cross-platform LaTeX editor for Linux, MacOS X and Windows systems that integrates many tools needed to develop documents with LaTeX. It includes unicode support, spell checking, auto-completion, code folding and a built-in pdf viewer with synctex support and continuous view mode. Texmaker is easy to use and to configure.
The Universal Document Viewer Multi-platform, fast and packed with features, Okular allows you to read PDF documents, comics and EPub books, browse images, visualize Markdown documents, and much more. Okular supports many formats, including PDF, EPub, DjVU and MD for documents; JPEG, PNG, GIF, Tiff, WebP for images; CBR and CBZ for comics; and many, many more. Okular has a wide range of features that lets you easily manage your documents. Annotate your PDFs: With Okular's 'Annotation mode',
Evince is a document viewer for multiple document formats. The goal of evince is to replace the multiple document viewers that exist on the GNOME Desktop with a single simple application. Evince is specifically designed to support the file following formats: PDF, Postscript, djvu, tiff, dvi, XPS, SyncTex support with gedit, comics books (cbr,cbz,cb7 and cbt). For a comprehensive list of formats supported, see Supported Document Formats.
Xpdf is a free and open-source PDF viewer for operating systems supported by the Qt toolkit.[3] Versions prior to 4.00 were written for the X Window System and Motif.[5] Xpdf runs on nearly any Unix-like operating system, but binaries are also available for Windows. Xpdf can decode LZW and read encrypted PDFs. The official version obeys the DRM restrictions of PDF files,[6] which can prevent copying, printing, or converting some PDF files.[3] There are patches that make Xpdf ignore these DRM re
wkhtmltoimage and wkhtmltopdf render HTML pages into PDF or convert them into image files respectively. They're utilizing the QT Webkit runtime for "headless" operation without a running browser or display server.
FlaxPDF is a fast, nice multithreaded PDF viewer for the desktop. As long as there are more pages than cores, every core will get a workout. Light on dependencies, trimming borders, and aggressive caching are its major points.
TEBookConverter is an easy to use ebook converter for Windows. It utilizes Calibre. Supported input formats therefore are cbz, cbr, cbc, chm, djvu, docx, epub, fb2, html, htmlz, lit, lrf, mobi, odt, pdf, prc, pdb, pml, rb, rtf, snb, tcr, txt, txtz. Supported output formats are azw3, epub, fb2, oeb, lit, lrf, mobi, htmlz, pdb, pml, rb, pdf, rtf, snb, tcr, txt, txtz. It provides a speedy conversion process due to being multi-threaded.
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