A utility which can be used to recover the passphrase for a PGP or GnuPG key.
A utility that makes it easy to back up your OpenPGP keys on dead trees by extracting the secret bytes and printing them out.
A bundle of open source cryptographic software for Microsoft Windows with an installer to make it simple to set up. Includes GnuPG, WinPT and GPA (keyring managers), GPGol (a plugin for Outlook 2003), GPGee (a plugin for the Windows Explorer), and a copy of Claws (an e-mail client that uses GnuPG transparently). Also includes handbooks for newbies with crypto.
A public keyserver for GnuPG and PGP public keys. Submit your key so people can look it up, or search it for keys that you might not have.
The homepage of GPGtools, a port of GnuPG and an associated toolkit to MacOSX. Includes everything you'll need to seamlessly integrate GPG into your desktop experience, from the GPG executable itself to plugins for the Finder, Mail.app, and Mozilla Thunderbird.