It's also worth noting that some open-source PDF editors might become abandoned after a number of years with a lack of developers contributing updates to the software.

For maximum privacy and control, you need to self-host any available open-source PDF editors on your own server.

Discover the top 6 open-source PDF editors that offer powerful features and flexibility, making them excellent alternatives to Adobe Acrobat for managing and editing PDF documents.

Popular free and open source PDF editors include LibreOffice, PDFSam, PDFedit, ONLYOFFICE and Xournal++.

With LibreOffice Draw, you can edit basic PDFs without splurging for Adobe Acrobat or jumping through any hoops with add-ons.

Here is a list of the best free open source document editor software using which you can create different types of documents in Windows 11/10.

Skim functions as a free, open-source PDF reader and editor, and Smile Software’s excellent PDFpen software adds a comprehensive set of PDF editing and markup tools for a one-time payment of $80.