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...

Evince Platforms: GNU/Linux The document viewer of the Gnome project can display many document formats beside PDF. Skim Platforms: Mac OS X PDF reader and note-taker for OS X. SumatraPDF Platforms: Windows a free PDF, eBook, XPS, DjVu, CHM, Comic Book reader for Windows. Sumatra PDF is powerful, small, portable and starts up very fast. Okular Platforms: GNU/Linux 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. Xpdf Platforms: GNU/LinuxWindows A lightweight, straightforward pdf viewer using a plain motif interface. PDF.JS Platforms: Firefox 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. qpdfview Platforms: GNU/LinuxNetBSDFreeBSD A simple tabbed PDF viewer. gv Platforms: GNU/LinuxMac OS X A lightweight postscript and pdf viewer with xaw3d interface. Successor of ghostview. MuPDF Platforms: GNU/LinuxAndroidWindows Zathura Platforms: GNU/Linux

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!