PDF Editify makes browser-based markups and utility tasks easy, but it remains limited as a full document editor.

PDFs remain one of the most widely used document formats across education, business, and government. Whether you’re ...

You don’t need expensive software for basic PDF tasks. In fact, all you need is a handful of free web-based apps.

OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL open source licenses.

One of the most interesting features that has been added to the PDF format since its inception way back in 1993 is the ability to create portable collections, more commonly known as PDF portfolios.