Get a Free Software PDF reader!

The Portable Document Format (PDF) is a popular format to publish formatted text and documents. There are several different versions of it, some qualifying as an Open Standard, some certified by ISO and some encumbered by software patents. You might want to promote the versions that are Open Standards, because Open Standards guarantee interoperability, competition and choice. Read more..

There are many programs to read and write PDF documents. All of the PDF readers in the following list are Free Software, respecting your basic four freedoms to use, study, share and improve them. This gives you control over your computer and helps protect your privacy. Read more..

The document viewer of the Gnome project can display many document formats beside PDF.

The document viewer of the KDE project displays also postscript, doc, odt and other formats. It is well integrateed with the KDE web browsers Konqueror and Rekonq.

a free PDF, eBook, XPS, DjVu, CHM, Comic Book reader for Windows. Sumatra PDF is powerful, small, portable and starts up very fast.

A lightweight, straightforward pdf viewer using a plain motif interface. Chungking express free.

PDF.JS is not a stand alone application for viewing pdf, but a plugin available for various web browsers. It may suit you when you come across a lot of pdf files online or in an environment where you cannot or do not want to install a full desktop application.

A simple tabbed PDF viewer.

A lightweight postscript and pdf viewer with xaw3d interface. Successor of ghostview.

The aim of ePDFView is to make a simple PDF document viewer, in the lines of Evince but without using the GNOME libraries.

Other proprietary alternatives to Adobe's PDF reader also exist, but like it, their internal working is a trade secret and these programs do not respect your right to control your own privacy and data.

Help us translating the interface / the download webpages of your favorite PDF reader!