Express Messaging Server
Express Messaging Server 2. 0 is the perfect network communications solution for your corporate communication needs - providing you with all the network essentials of a presence and instant messaging solution. It creates fast, reliable and secure instant messaging connections between network... Express Messaging Server includes a Windows NT account converter to create an Express account database in seconds. ... 0 is a secure way to set up a private communications system on your LAN or WAN. ... As a private instant messenger client and server solution, Express Messaging Server 2.
http://offsitedl.acdsystems.com/english/express/expmes.exe - 1Mb - Download - Screenshot

MessagePal
MessagePal provides simple, secure, instant messaging between users on your LAN. Only two minutes to download and install, MessagePal is a peer-to-peer system requiring no central server or administration. This cost-effective LAN messaging system provides unique workgroup features not found in... messagepal. ... http://www. ... Easy to use and administer. ... Group lists, 1-click Replies, Message Forwarding, and many more unique features!!!
http://dl.filekicker.com/send/file/169065-I6DF/MPInstall.exe - 3Mb - Download - Screenshot

iGo Incognito
iGo Incognito - the most secure instant messaging system available. iGo Incognito provides encrypted instant messaging, private chats and open forums. The iGo Incognito network is built on a combination of public key encryption and the US Advanced Encryption Standard (AES). ... And your friend doesn't need to be online to receive the message - iGo Incognito supports offline messaging. ... No-one can read your messages. ... All chat messages are protected by 128 bit session keys swapped using public key techniques.
http://www.igo-incognito.com/download/IGo-Incognito1.2.exe - 2Mb - Download - Screenshot

Chilkat XML Messaging
Makes adding peer-to-peer XML messaging to your distributed applications easy. Integrates with Chilkat SSL, Chilkat Real-Time Compression, and Chilkat Crypt for automatic compression and security. Send and receive XML messages. Integrates with Chilkat SSL for secure messaging over SSLv3 or TLSv1. ... The CkData component is handy for loading/saving data to files, accessing as binary, strings (with or without line-endings translated), Base64, Quoted-Printable, compressed, encrypted, etc. ... Send and receive raw binary data at the socket level if desired.
http://www.chilkatsoft.com/ChilkatXmlM.exe - 977Kb - Download - Screenshot

Express Communicator
Express Communicator 2. 0 is the perfect network solution for your corporate communication needs - providing you with all the network essentials of an instant messenger. It creates fast, reliable and secure instant messaging connections between network associates on local and wide area networks... 0 is a secure way to send your notes and files in an instant. ... Your messages are automatically private and secure as they are protected by industry-standard 64-bit encryption and are transferred directly to the receiver without sitting on a server during transport.
http://offsitedl.acdsystems.com/english/express/expcom.exe - 5Mb - Download - Screenshot

Winpopup LAN Messenger
Winpopup is an ideal business solution for secure network messaging without the need of a server. Inform others of your presence or absence by selecting one of the user status options. The winpopup lan messenger includes an auto responder that offers the convenience of sending automatic replies. ... Instant messaging has never been easier to configure and use. ... Get the instant attention of the receiver by selecting the 'high priority' option for the message. ... Thus, you can be in touch with several people and chat different topics without getting confused.
http://www.winpopup-lan-messenger....ds/winpopup-lan-messenger-4.5.exe - 1Mb - Download - Screenshot

Vigorous Enterprise Messenger
Vigorous Enterprise Messenger is developed especially for enterprise to create private and secure messaging network, running on LAN as well as Internet. It provides features similar to Yahoo, AOL and MSN Messenger programs. General features : Instant messaging - send messages to one or more... Let you easy to access your contact. ... Contact list - Different views of contact list, including sort by department, sort by online/offline status or sort by "My Contacts" "My Department""Recent Contacts".
http://www.imease.com/download/VEMSetup.zip - 4Mb - Download - Screenshot

MERCUR Messaging
MERCUR Messaging 2005 is a versatile communication platform for MS Windows based systems. Well known standard protocols, like SMTP, POP3, IMAP4 or HTTP provide the basis for a world wide communication. These protocols are easy to handle and compatible with the frequently used messaging products. ... MERCUR Messaging 2005 supports secure password authentication for POP3 and IMAP4, as well as subnet- or domain authentication for SMTP to RFC2554. ... This consistent approach enables messaging between different platforms in each corner of the world.
http://www.atrium-software.com/download/Mercur.exe - 11Mb - Download - Screenshot

Utility Phone
FREE Worldwide PC-to-PC communications using: voice, video, online/offline text messaging, text chat and file transfer, all secured using AES 256 bit encryption. Other features include activity notifications and privacy mode. For corporate V. O. I. P. ... Now you can communicate and collaborate using the most versatile and secure product of its' kind on the market today! ... D. ... Although this product is FREE to use, subscribers may fix/lock their User I. ... instead of having to re-register every week and receive a new U.
http://www.utilityphone.com/downloads/UtilityPhoneSetup.zip - 1Mb - Download - Screenshot

HaveTheyReadItYet
HaveTheyReadItYet is a unique privacy-protection and receipt-notification tool for users of Microsoft's Outlook Express and Outlook 2000/XP. It runs in the background under Win95/98/ME/NT4/2000/XP, and automatically inserts special images called "stamps" into new message composition windows. ... Its technology does not affect the routing of e-mail messages, does not modify messages after they are sent (so it is uniquely suited to secure messaging), and does not require identifying information about senders or receivers.
http://www.users.qwest.net/~brecheencolemars/MostTested/SetupHTRIY.exe - 501Kb - Download - Screenshot