This plugin will allow you to upload pdf files to your post or pages or any other custom post types.
Albo Pretorio On Line permette la gestione dell'albo pretorio on line in base al nuovo Codice dell'Amministrazione Digitale
This plugin adds a file upload functionality to the front-end screen. It allows multiple file upload asynchronously along with upload status bar.
Files add on plugin allows to create file upload type question which can be used in event registration form.