NightPDF is a free and open source PDF reader application for Linux, Windows and MacOS. Using NightPDF, you can change your PDF file font color, background color, adjust darkness, gray scale, sepia, hue, brightness and inversion. It comes in pre…
Scans to PDF is a free and open source PDF maker application for Linux, Windows and MacOS. Using Scans to PDF app you can create searchable PDF documents from scanned documents and images. This app added invisible OCR text layer…
Sioyek is a free and open source PDF viewer for Linux, Windows and MacOS. It is released under GNU General Public License v3.0. It is a minimal but powerful PDF viewer. You can control Sioyek via keyboard with keybindings. You…
PDFSAM Basic is a free and open source PDF Editor for Linux, Windows and MacOS. Using PDFSAM Basic you can split, merge, rotate, mix and extract pages from PDF files. It comes with page ranges support, bookmarks, AcroForms, split by size, split by bookmarks, rotate PDF document in 90, 180 or 270 degrees, page ranges extraction. It is written in java and released under GNU Affero General Public License v3.0.
If you are looking for an open-source PDF viewer and editor, then this is for you. Okular is a free and open source document viewer foe Linux, Windows and MacOS. It supports PDF, EPub, DjVU and Markdown, JPEG, PNG, GIF,…
PDF Slicer is a free and open source PDF tool for Linux and Windows. Using PDF Slicer you can remove, extract, merge, rotate and reorder PDF pages in a document. This is a simple and easy to use tool. You can preview the page separately, add new document at the beginning, end or after the select page. It is released under GNU General Public Licence version 3.
Qpdf Tools is a free and open source PDF application for Linux. It is based on Qt, Ghostscript and Stapler. Using Qpdf Tools you can compress large pdf files to small in size, merge two or more files in one pdf file, split a pdf file and rotate a pdf file. It is a simple and easy to use light-weight pdf editing tool.
PDF Arranger is a free and open source PDF editor for Linux and Windows. Using this you can merge, rearrange and Split PDF files in your system. It is released under GNU General Public License v3.0 and written on python. It is using the pikepdf python library for the backend. You can also export section, rotate and crop the pdf documents. It is simple and easy to us pdf application. It is a fork of popular pdfshuffler pdf editor. You can also try the PDF Mix Tool for pdf merging and splitting purpose.
OCRmyPDF is a free and open source OCR (Optical character recognition) application for Linux. It is released under GNU General Public License v3.0 and written in python. It adds an OCR text layer to your scanned PDF files and it allows you to search the pdf text and you can also copy paste the text. Using OCRmyPDF you can convert scanned pdf to a text searchable pdf. Some of its features are Keeping the exact resolution original images in output and validates input and output pdf files. It Uses Tesseract OCR engine to recognize the pdf languages. It support more than 100 languages.
PDF Mix Tool is a free and open source PDF editor for linux. Using this simple easy to use tool you can merge, split and rotate your pdf files. It is released under the GNU GPLv3 license. You can also do some other works in this tool like delete pages from the pdf file, generating booklets, adding white pages to pdf file and you can extract pages from a PDF file. It is a Qt and qpdf based application.
