Here it is some lists of software with support for GnuPG.

For your convenience, frontends have been grouped together into homogeneous categories. A frontend may belong to one or more categories at a time. A list is sorted in an alphabetical order.

• GUI frontends
• MUA frontends
• Chat programs
• Network related
• Frontends for scripting

If you feel wanting to improve these lists, please, fill in a Problem Report form.

• Cryptophane
• GnuPG Shell
• GPA
• Jaro Mail
• KGpg
• Seahorse
• wija
• WinGPG
• XAP

• Claws Mail
• Enigmail
• EudoraGPG
• Evolution
• exmh
• ez-pine-gpg
• GNU Anubis
• GNUmail.app
• gpg_mail
• GPGOE
• GpgOL
• GPGrelay
• KMail
• kuvert
• MagicPGP
• Mailcrypt
• Mew
• Mutt
• OpenPGP Webmail
• PGG
• pgpenvelope
• Scribe
• Squirrelmail Plugin
• Sylpheed
• Topal
• XFmail

• Gabber
• Gajim
• Miranda ICQ
• PSI
• Tkabber
• wija

• gpg_encrypt()
• gpg_mail
• MagicPGP
• NSBD
• pgpenvelope
• pgpgpg
• PGPHTML
• Python GnuPGInterface
• Soupermail