Free open-source web software for signing (alone or with others), organizing (merge, sort, rotate, delete, extract pages, ...), editing metadatas or compressing PDFs.




Adobe Acrobat DC is described as 'Create and edit PDFs. Collaborate with ease. E-sign documents and collect signatures. Get everything done in one app, wherever you work. Acrobat’s got it. Stay on top of your documents with powerful features for desktop, mobile, and web' and is a very popular PDF Reader in the office & productivity category. There are more than 100 alternatives to Adobe Acrobat DC for a variety of platforms, including Windows, Web-based, Mac, Linux and iPhone apps. The best Adobe Acrobat DC alternative is PDF-XChange Editor, which is free. Other great apps like Adobe Acrobat DC are PDF24 Creator, Nitro PDF , PDFgear and Master PDF Editor.
Free open-source web software for signing (alone or with others), organizing (merge, sort, rotate, delete, extract pages, ...), editing metadatas or compressing PDFs.




A document viewer for the GNOME desktop. You can view, search or annotate documents in many different formats.


With PDFill you can create, fill, delete and submit PDF form fields; insert new formatted text, check, image, hyperlink, whiteout, highlight, drawing, comment and annotation anywhere in the document; save, print or email the filled and password-protected PDF; save and resume...



except editing files, it allows for everything you would like to do with a .pdf files. It is a buttons based app more like a GUI for a command line tool.

Provides a comprehensive platform for document editing, signing, and PDF form handling. Offers legally binding eSignatures, robust templates for organization, collaboration tools, and integration with cloud services, enhancing workflow efficiency.




Looking for methods to edit, merge,split,convert,rotate,annotate and other related manipulate on PDF? SwifDoo PDF will match your needs and handle most of your PDF-related jobs.




Cloud PDF toolkit provides over 20 tools for editing, conversion, OCR, merge, split, annotation, batch processing, and signatures, with free online access, cross-platform usability, no watermarks, no size limits, and options for mobile and desktop integration.




Edit, fill, annotate, and sign PDFs online, merge documents, request signatures, upload from cloud storage, save locally, share for collaboration, and track workflow with auditing, supporting various file types and mobile access for document management.




Versatile PDF solution for Windows with editing, markup, batch creation from Office and CAD files, 3D PDF, OCR, forms, advanced organization, custom measurement, real-time collaboration, scripting, security, file comparison, tablet support, and integration features.


Handles easily PDFs with a lot of comments with no lack of performance, native integration with Sharepoint + Windows credentials, and a lot more of features...

OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched - jbarlow83/OCRmyPDF
PDFtk is a simple tool for doing everyday things with PDF documents. It comes in three flavors: PDFtk Free, PDFtk Pro, and our original command-line tool PDFtk Server.






Comprehensive cross-platform PDF suite enabling accurate conversion from native or scanned files to Word, Excel, PowerPoint, and AutoCAD, with OCR support, document editing, annotation, redaction, interactive forms, table customization, batch creation, secure signing, and multilingual UI.




It's not a PDF editor, but a really nice looking viewer/reader.