PdfJumbler is a free and open source PDF editing application for Linux and Windows. Using PdfJumbler, you can merge, delete, rearrange and rotate PDF files easily. It is written in Java and released under GNU General Public License v3.0. It is also comes with build-in clipboard support, keyboard shortcuts, pdf zoom support, PDFBox based pdf editor, and many more.
How to Install PdfJumbler on Ubuntu
To install PdfJumbler on your system, you need the latest flatpak and flathub on your system. If you don’t have flatpak and flathub on your system, then install them using below commands and restart it.
sudo apt install flatpak
flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
After that open the terminal application (ctrl+alt+t) and run below command. It will install the latest version of PdfJumbler on your system.
flatpak install flathub com.github.mgropp.PdfJumbler
And open it using below command.
flatpak run com.github.mgropp.PdfJumbler
And uninstall it using below commands.
flatpak uninstall com.github.mgropp.PdfJumbler
[OR]
sudo flatpak uninstall com.github.mgropp.PdfJumbler