Reordering, joining/interleaving and splitting documents.
Flexible imposition of multiple pages onto a sheet of paper (for books, booklets, flyers and step and repeat layouts).
Marking up documents (with a choice between dynamic (editable) and static (burned-in) annotations: text, pictures, vector based shapes and freehand drawing).
Creating and editing outlines (a.k.a bookmarks or table of contents).
Repositioning of page contents and other display box manipulations.
Scaling and rotating the contents of pages.
Creating secured documents.
Horizontally mirroring page contents (e.g. to print T-shirts).
Converting between page sizes.
Searching the contents of PDF documents and extracting textual content.
Creating bitmap representations of PDF pages.