Open-source PDF editing programs for editing PDF files: PDF is a widely used file format that is non-editable and retains the same file format across different devices and systems. However, its non-editable nature can lead to various issues.
To make some modifications to a PDF document, you need to resort to a PDF editing tool. In this article, we have compiled the best open-source PDF editing programs for you to choose from. Stay with us.
Best Open-source PDF Editing Programs
1. LibreOffice

We start our list of the best open-source PDF editing programs with this remarkable software. LibreOffice is a reliable open-source PDF editor created as an alternative to Microsoft Office. It is compatible with multiple platforms, including Windows, Mac, Linux, and even Ubuntu.
As for its functionalities, it allows you to make several simple modifications to a PDF document, such as adding annotations, inserting signatures, managing pages, and more.
Additionally, LibreOffice also offers a form feature that allows you to add fillable text boxes to PDF files, making it easy to create a fillable PDF. It is practical and efficient; however, it is not the best choice for editing large PDF documents.
Program Features
- Edit existing text in a PDF file.
- Manage PDF pages.
- Add a digital signature.
- Free to use.
Pros
- Safe and reliable to use.
- Optical character recognition on PDF files is possible.
Cons
- Not suitable for large PDF documents.
- Limited PDF editing features.
- Outdated user interface.
2. Inkscape

Inkscape is actually an open-source vector graphics editor, commonly used for editing image files, but it can also handle PDF documents. With it, you can make any changes to a PDF document as you wish, such as altering texts, images, and existing links. However, it may not be as powerful as professional PDF editing tools.
Program Features
Add annotations to a PDF file.
Change text in a PDF file.
Remove texts, images, links, etc., from a PDF.
Pros
- Free to use.
- Edit PDF documents freely.
- Lightweight program.
Cons
- Complex operations for new users.
- Limited PDF editing features.
3. PDFsam Basic
PDFsam Basic is designed for merging, splitting, and rotating PDF files. It is a free PDF editing tool for Windows, Mac, and Linux operating systems.
It is effective in handling PDF pages, but the basic version is not intended for editing PDF files. You need to purchase its enhanced version if you require advanced PDF editing tools.
The program supports multiple languages, allowing users worldwide to use it without language barriers.
Program Features
Merge and split PDF files.
Extract pages from PDF files.
Rotate PDF pages.
Pros
- Free to use.
- Supports various languages.
- Comprehensive PDF editing tools.
- Available on multiple platforms.
Cons
- Complex dashboard for beginners.
- To edit PDF files, you must use the paid version.
4. Apache OpenOffice Draw
Apache OpenOffice Draw is another recommended open-source graphic editor. It can successfully open a PDF document and make various modifications, such as adding text annotations, brushes, fonts, and more, inserting images, splitting PDF pages, spell-checking a PDF file, and more.
It is completely free to use and available on different systems, such as Windows and Mac and Linux.
Program Features
Add annotations to a PDF file.
Insert images into a PDF file.
Spell-check PDF documents.
Pros
- Free to use.
- Compatible with multiple systems.
- Ability to spell-check PDF documents.
Cons
- Lacks advanced PDF editing features.
- Complex dashboard for new users.
- Outdated user interface.
5. PDFedit
PDFedit is an effective PDF viewer and editor for multiple platforms, offering various PDF editing options on its dashboard. Generally, it allows you to edit PDF files using text, fonts, and brushes, convert PDF formats, protect PDF files with passwords, and more.
The program is comprehensive but may confuse new users. It is lightweight and available on different platforms.
Program Features
Convert file formats.
Edit PDF using annotation tools.
Password protection for PDF documents.
Free
Pros
- Access to various PDF editing tools.
- Cross-platform open-source PDF editor.
- Lightweight program.
Cons
- Complex for beginners.
- Outdated user interface.
- Some features fail to work during testing.
6. Scribus
Scribus is also a free and open-source PDF editor worth recommending. You can use it to open and edit PDF documents, add texts, lines, rectangular boxes, and more. This program is compatible with various operating systems, allowing users of Windows, Mac, and Linux to install it directly.
However, the user interface and some operations are somewhat outdated, but it is still a good option for editing and reading PDF files.
Program Features
Read and edit PDF files.
Add annotations to PDF files.
Pros
- Free and easy to use.
- Supports different platforms.
- Multiple annotation tools for PDF files.
Cons
- Outdated navigation interface.
- Lacks other PDF processing features.
7. Preview
Technically, the Preview application on Mac is owned by Apple, so Preview is an integrated PDF reader and editor available only for Mac. You can use it to open and edit a PDF file for free.
In short, it can help you add annotations to PDF files, insert a signature into a PDF, fill out PDF forms, and more. It is powerful enough to assist you.
Program Features
Add annotations to PDF files.
Fill out PDF forms.
Password protection for PDF files.
Price: Completely free for Mac users.
Pros
- Various PDF editing tools.
- Ability to convert PDF to image.
- No installation issues.
Cons
- Mac only support.
- Lacks advanced PDF editing tools, such as optical character recognition (OCR).
Frequently Asked Questions
What is an open-source PDF editing program?
Open-source PDF editing programs are free tools that allow users unrestricted rights to modify and distribute. They are developed by volunteers, and the openly accessible source code allows for viewing, modifying, and customizing to meet individual requirements.
Why prefer an open-source PDF editing program over a proprietary one?
There are several reasons to choose an open-source PDF editing program instead of a licensed one.
First, open-source PDF editing programs are free to use and can suit those who do not want to spend money on software.
Second, open-source PDF editing programs offer a high level of customization, enhancing user compatibility and ease of use.
Third, many open-source PDF editing programs provide a wide range of features, making them powerful and versatile tools for individuals working with PDF documents.
Are there any risks associated with using open-source PDF editing software?
Although using open-source PDF editing software has many benefits, there are also potential risks. One concern is that open-source software may be less secure than proprietary software because its source code is publicly available and may be vulnerable to security breaches.</p



