Revolutionize Your PDF Workflow with These Open Source PDF Filler Tools

April 7, 2023554 views

Open source PDF fillers offer an excellent alternative to proprietary PDF software, as they provide users with full control over their documents, without any licensing or subscription fees. With open source PDF fillers, users can customize the software to fit their specific needs, access a wide range of features, and collaborate with others seamlessly. Moreover, many open source PDF fillers are constantly updated and improved by a community of developers, ensuring that the software remains secure and up-to-date. In this article, we'll take a closer look at the top open source PDF fillers available, and explore their features and benefits.

1. WPS Office

For those who require advanced features, such as electronic signatures and collaboration, WPS Office is an excellent option. WPS Office is a free, open-source office suite that includes a powerful PDF editor. Its PDF editor offers users the ability to fill PDF forms, sign documents, and even password-protect their PDFs. The software is available for Windows, Mac, and Linux operating systems and can also be downloaded for both Android and Iphone.



  • WPS Form Filler is a straightforward and user-friendly interface for filling out forms.

  • Users can save completed forms as PDF files or print them immediately from the software.


  • It is a free and lightweight application that does not consume a lot of system resources.

  • WPS Form Filler can fill out a variety of forms, including tax forms, employment forms, and other legal papers.


  • WPS Form Filler may not be compatible with certain types of forms and may struggle to fill out complex forms.

  • It lacks the extensive features and functionality of several other form-filling software solutions.

2. Foxit Reader

Foxit Reader is a free PDF reader that allows you to add comments, annotations, and multimedia elements to your documents. It also has OCR technology to turn scanned documents into searchable and editable text, as well as the ability to create and convert PDF files. Foxit Reader is a dependable solution for managing and modifying PDF documents that optimizes your PDF workflow.


  • You can personalize your PDF forms by adding, removing, or rearranging fields.

  • The software has an easy-to-use interface that allows you to swiftly and efficiently move through forms.


  • The software works with a variety of operating systems, including Windows, macOS, and Linux.

  • Foxit PDF Form Filler can be used for a variety of PDF form filling jobs, including filling out tax forms and job applications.


  • The software works with a variety of operating systems, including Windows, macOS, and Linux.

  • Foxit PDF Form Filler can be used for a variety of PDF form filling jobs, including filling out tax forms and job applications.



What do you like best about Foxit PDF Editor?

Foxit's interface is very user-friendly. Easy to understand, and similar to one of its top competitors. Also, the pricing is great for smaller companies with the exact same features of its top competitor.

3. Sejda PDF

Sejda PDF is another free online PDF editor that includes form filling features. It allows you to fill out and sign PDF forms, as well as add text and images to PDF documents. Sejda PDF also offers various other PDF editing and conversion tools.


  • Text fields, checkboxes, radio buttons, dropdown lists, and other form fields are all supported by Sejda PDF Form Filler.

  • Sejda PDF Form Filler provides accessibility features such as the option to add alt text to form fields, making them more accessible to screen reader users.


  • Sejda PDF Form Filler is an easy-to-use interface that allows users to quickly fill out PDF forms.

  • Sejda PDF Form Filler is available both online and offline, giving users flexibility and convenience.


  • Sejda PDF Form Filler's free version has restricted features, with certain sophisticated features available only in the commercial edition.

  • Sejda PDF Form Filler does not support OCR (Optical Character Recognition), hence it cannot recognise and extract text from scanned PDF documents.


"Sejda PDF Editor is exaggeratedly fast"

What do you like best about Sejda PDF Editor for G Suite?

A PDF editor on the web that is very fast to be on the web. It really is not necessary to use a desktop version with this app.


Is there a free PDF filler?

Yes, there are several free PDF fillers available, both online and offline. Some of the popular free PDF fillers are:

  • Foxit Reader: A free PDF viewer that includes a form filler function for filling out PDF forms.

  • DocHub: A free online PDF editor that lets you fill, sign, and send PDF forms from any web browser.

  • LibreOffice Draw: A free open-source desktop application that includes a PDF form filler feature.

Open-Source PDF Fillers: Why WPS is the Right Choice?

Open-source PDF fillers provide users with an affordable and accessible way to fill out and edit PDF forms. From LibreOffice Draw to WPS Office, the options mentioned above offer a wide range of features to cater to the needs of different users. Choosing the right PDF filler will depend on the specific needs of the user, such as advanced features or ease of use. Ultimately, open-source PDF fillers provide a valuable alternative to expensive proprietary software, making it easier for users to handle PDF documents without breaking the bank. To learn more about WPS Office, download now and explore all the premium PDF tools available.

15 years of office industry experience, tech lover and copywriter. Follow me for product reviews, comparisons, and recommendations for new apps and software.