Know the Free and Open-Source PDF Software that Stands Out in 2021

Know the Free and Open-Source PDF Software that Stands Out in 2021

ITfirms bring out a precise introduction to PDF Software and the vast potential in brings into text editing!

The portable data format (PDF) files are preferred due to their small sizes. It makes sharing files across easy. Text documents and images can be converted into .pdf and shared in less time. It preserves the quality of the formatting of the document. Hope this guide helps you choose the right editor for your business requirements.

What is Open Source PDF Editor & Software?

The best PDF editors at a glance: One of the premier open-source PDF editors is adobe acrobat Pro DC. One of the simplest editors available for Windows is Microsoft Word. For universal compatibility across devices, Google PDF Viewer is also available. The best alternative to Adobe Acrobat is PDF Architect 7. One of the most secure PDF editors is iSkysoft PDF Editor. One of the best free PDF editors is Sejda PDF Editor. One of the expert PDF Editor web apps is PDFescape.

What are the features of open source PDF Converted?

Expert PDF Creator software is required to work in the following ways:

  • To modify and redefine document outlines
  • Make modifications to the rubber stamps
  • Make modifications to the annotation comments
  • Modify text annotations
  • They have a tool to highlight, insert images, and insert text
  • An open-source PDF creator can modify document security
  • Open source lightweight PDF Reader software can save optimized documents
  • Expert pdf editor online can extract document pages
  • Best PDF Editor Online can link annotations, attach or modify annotations, modify document images
  • Open-source PDF software can be used for vector drawings, apply transformations such as scale, rotate to any object etc.
  • View and print PDF Files
  • Annotate with comments
  • PDF Converter Software can annotate with comments
  • PDF editing tools can be used to manipulate PDF files, bookmark editing and vector drawing editing of text or images
  • These come with a familiar and customizable interface

Types of PDF Software

  • Best PDF Readers for Windows only: Nitro Reader, PDF-XChange Editor, MuPDF, SumatraPDF, Slim PDF
  • Best free PDF Readers for MAC: PDF Reader Premium, Preview, Skim, Soda PDF and Haihaisoft Reader

Examples of best open source PDF Editors

There is multiple software available across that accomplish similar outcome pretty much. Here is an illustrative listing of some of the best free PDF Reader Software for Windows and Mac: Foxit Reader, Adobe Acrobat Reader DC, Javelin PDF Reader, Google Drive.

Let’s have a look at list of the Best Free Open Source PDF Editor:

PDFSam Basic

Free and Open-Source

PDFsam is a powerful and expressive tool to merge, split, mix, rotate, and extract PDF files. It can be used to compose documents, reorder pages, compress, extract, delete, encrypt, decrypt, repair, extract text, convert to grayscale, crop, and do many more things. It is free, open-source and supports multiple platforms. It comes with features to PDF Merge, PDF Split, PDF Mix, PDF Rotate, PDF Extract:

  • PDF merge: Page ranges, Bookmarks, AcroForms
  • PDF split: Split at predefined pages, Split specifying pages, PDF Split by size, PDF Split by bookmarks
  • PDF mix: Rotate PDF
  • Extract: Extract Pages


Free and Open-Source

PDFCreator is a tool secure modify the documents, restrict or allow accessing PDFs, restrict printing without proper authentication, modify the document with up to 256 bit AES encryption. You may convert your documents to PDF, JPG, PNG, TIF and many more formats. PDFCreator can also enable you to create multiple documents to one file. It has profiles that make use of settings with one click. It also makes use of automatic savings to have an automated PDF printer. It makes the PDF conversion process easy.

Apache OpenOffice

Free and Open-Source

Open Office is a fully-featured word processor. It has a powerful navigator, stylist tools to do the formatting. It offers fully-fledged spreadsheet functionality with a huge number of statistical and scientific functions, various charts, and pivot tables. It also handles custom properties, embeds standard PDF fonts, caters to a narrow font family, increased document protection and uses automatic decimal digits. It has nearly 1 million rows in a spreadsheet, new options for CSV, can insert drawing objects, labels charts hierarchically, and has an improved slide layout handling, it supports databases, supports read-only database registrations, make it easier to use print interface, has a common search toolbar, options to change case, well-built thesaurus, has an option to reset the text to the default language in the writer, has text rendering of forms, changed defaults for charts, has coloured sheet tabs, sort dialogue, adapt to market selection for filter area, display custom names for items, DataPilot fields and totals, Internationalization.


Library, Free + Open-Source PDF Editor for UNIX

It is a free, open-source library for editing, modifying PDF documents that come along with a graphical interface implemented with scripting language and plugins to read, change and extract information from a PDF file. It is based on the xpdf library.


Free and Open-Source

PDFlite is a free and open-source PDF editor or converter that helps convert image and text files into a portable data format.

Sumatra PDF

Free and Open-Source

Sumatra PDF is a PDF, ePub, MOBI, CHM, XPS, DjVu, CBZ, CBR reader for Windows. It is a small, portable, smart option to convert files of all types into a portable data format (PDF). It is simple and allows customizations. It is a commercial product but doesn’t take your resources with useless UI.

Acrobat Reader DC

Acrobat Reader DC helps open, read, edit and print PDF’s and fill out PDF forms. It helps convert a document to a PDF, perform any complex tasks, consider purchasing or subscribing to Adobe document Cloud PDF services or Acrobat DC. It also helps convert Word/PPT/JPG to PDF online. It makes use of action wizards, meets ISO standards, creates PDF’s and verifies accessibility in few easy steps.

  • Convert PDF: Print to PDF, HTML to PDF, PDF to JPG, PDF to Excel, PDF to JPG, PDF to Word, JPG to PDF, Excel to PDF, PPT to PDF, Word to PDF, Convert to PDF;
  • Edit PDF: Edit PDF, Add Comment, Recognize Text, Combine Files, Reorder Pages, Delete Pages, Rotate Pages, Crop Pages, Split PDF;
  • Share: Share, Send for Comments, Protect PDF, Unlock, Compare Files.
  • Sign: Request Signatures, Fill & Sign, Prepare a Form
  • Mobile apps: Adobe Acrobat Reader, Adobe Scan
  • Plus, it offers a free trial.

Conclusive: How to choose amongst the best Stats software?

Hope this listing helps you out with selecting the best free open source PDF editor. Let us know your comments write here now at [email protected] if you would like us to add something to this listing!