View PDFs inline in Firefox on Mac

Quality filters for PDF creation

Skim is a PDF reader and note-taker for OS X. It is designed to help you read and annotate scientific papers in PDF, but is a great application to read and view any PDF file.

Scribd's mission is to create the world's largest open library of documents.

Drop some PDF or picture files on the application or the main window. Reorder or remove pages as you want. Enter some meta information like the Title and save the new PDF

Split, join, insert blank pages in PDFs