OS X (32-bit)

You may download the GPGTools installer from
http://www.gpgtools.org.

OS X (64-bit)

Developers, please download the libgbg-error source from
ftp://ftp.gnupg.org/gcrypt/libgpg-error and the libgcrypt
source from ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-1.5.0.tar.bz2.

A 64-bit Dooble on OS X will most likely incapacitate Adobe's
Flash plugin.

Windows

Developers, please download the Gpg4win installer from
http://www.gpg4win.org.
