which is better a framework or library to create a pdf editor

Added by YOUSSEF RHANEM almost 2 years ago

I'm working on Redmine plugin that can explore pdf files and edit some pdf's if we need to
I'm new on Redmine and ruby on rails, I need your help to guide me and give me a hand to create a plugin that allows us to edit a pdf file.
i'm logging in to your help and ideas.
Thank You.