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GNU Privacy Guard (GnuPG) - http://www.gnupg.org/
The GNU Privacy Guard (GnuPG) is a free replacement for PGP.
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MIT Distribution Center for PGP - http://web.mit.edu/network/pgp.html
PGP® or Pretty Good Privacy® is a powerful cryptographic product family that enables people to securely exchange messages, and to secure files, disk volumes and network connections with both privacy and strong authentication.
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EasyByte Cryptocx - http://www.easybyte.com/products/cryptocx.html
Cryptocx is an encryption control that has full PGP support. You can use PGP keys to encrypt/decrypt strings and files from within your applications or ASP sites.
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Macintosh PGP - http://www.securemac.com/pgpfreeware.php
Reviews of Macintosh specific PGP applications.
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Z1 SecureMail Gateway - http://www.zertificon.com/
Email gateway software from Zertificon Solutions GmbH which uses Open PGP and S/MIME to automatically encrypt, decrypt, sign e-mail and verify signatures.
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CryptoEx PGP and S/MIME Software - http://www.glueckkanja.com/
Products and Technologies for OpenPGP and S/MIME integration for corporate use. Advanced client products for Microsoft Outlook, Lotus Notes, Hard Disk Encryption and others. PKI Technology for CA/RA integration of PGP and X.509.
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PGP Components for Delphi - http://idw-doc.homepage.t-online.de/PGPcomp.htm
Free components providing encoding, decoding and several key management functions for Delphi versions.
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Prime Factors, Inc. - http://www.primefactors.com
Source of OpenPGP (RFC 2440) software for multiple platforms - Windows, Unix, OS/400 and zOS.
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Private Idaho Email - http://www.itech.net.au/pi/
Secure email using PGP 5 or 6, and also one-way anonymous (recipient cannot reply) and two-way anonymous (recipient can reply, but not trace who you are) remailing.
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PentaSuite - http://www.pentazip.com/
PentaSuite: File management/deployment with Thumbnail-based Viewer (JPG, BMP). Email/Antivirus support. 15 Compression Formats: ZIP, ZGB, ZIP64, LHa, etc. CD Burning CD-RW/CD-R. Multi-volume. FTP. Strong Encryption PGP, and AES.
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Zendit and Sovereign by Authora Inc. - http://www.authora.com
Develops and supports ZENDIT simple to use public key technology for encryption, digital signatures, and digital identity software that is compliant with the OpenPGP standard. Authora is a founding member of the Open PGP Alliance.
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Open PGP Command Line EDGE - http://www.authora.com/EDGE
Encrypted Data Gateway Engine (EDGe) is an Open PGP compliant Command Line that runs on most Unix platforms and Windows. Embed automatic encryption, decryption, digital signing and verification into countless business applications and processes.
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Veridis - http://www.veridis.com/openpgp/en/
Veridis is a Software Manufacturer providing commercial OpenPGP Solutions.
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myPGP - Experimental PGP clone - http://mypgp.sourceforge.net
myPGP is a free software (GPLed) clone of PGP, and can be used to encrypt, decrypt and sign messages in a public key system.
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WebStore - PGP Encryption - http://www.cgicentral.net/400CS/Docs/pgp.html
Configuration details for PGP encrypted administrative e-mail in WebStore.
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Authora is a founding member of the Open PGP Alliance - http://www.authora.com/PGPUser.asp
Authora is dedicated to promoting the use of PGP worldwide. The Authora SoveriegnSuite includes ZENDIT, for digital signing, encrypting and access control. ZENDIT can also integrate X.509 Certificates.
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SlimPGP - http://www.ohloh.net/p/slimpgp
Freeware pure Java implementation of OpenPGP. Can be used as class library. A command line utility is also provided to complish common tasks.
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SharpPrivacy - http://sourceforge.net/projects/sharpprivacy
GUI based open source implementation of the OpenPGP protocol written in C#. News, forum and downloads. [Windows]
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