Open Source

The xpdf toolkit is open source, dual licensed under GPL v2 and GPL v3. You can distribute derivatives of Xpdf under any of (1) GPL v2 only, (2) GPL v3 only, or (3) GPL v2 or v3.

The source code is available on the download page.

To report bugs, please visit the forum:



XpdfReader is free, but not open source. It's mostly the same as xpdf, but includes some additional features:

Other open source projects