TopLang OE Backup   
http://www.toplang.com

TopLang OE Backup utility is a backup tool for MS Outlook Express and MS Outlook. it can backup your mails, address book, signatures, message rules, block senders, accounts etc for Outlook Express and MS Outlook software. with its easy to use wizard interface, you can easily backup or restore your email data with Outlook and Outlook Express. It supports Outlook 97/98/2000/XP/2003 and Outlook Express 5.x/6.x.

OsaSync Lite   
http://www.vaita.com

With OsaSync Lite you can share and/or synchronize Microsoft Outlook 2000/2002/2003 contacts on your local network or VPN. Use OsaSync Lite when you want to: a} Share some common contacts in your contacts folder with your family members. b) Synchronize your Outlook folders on your laptop with your desktop. c) Collaboratie with others. Save your customers in a COMMON CONTACTS FOLDER Share you Outlook contacts with one, two or three other computers on your network. Every change you make to a shared contact is automatically reflected in the contact on the other computer(s). Just select the contacts you want to share like your mutual friends or colleagues, click ‘share’ and these contacts will appear in the contact folder on the other computer(s). OsaSync Lite also enables you to synchronize all contacts between a maximum of 4 computers. Synchronization happens fully automatically, no action by you is required. Just connecting your computer to the network (for instance in case of a laptop) and starting Outlook is enough to have OsaSync process all the changes. OsaSync Lite is very easy to install and configure, the OsaSync connection wizard will guide you through the configuration steps. No need to be a wizzkid to get OsaSync running! OsaSync Lite supports the use of PDA's or cell phones. OsaSync Lite is freeware

Outlook Attachment Enabler   
http://www.veign.com

Control what attachments Outlook has deemed to be unsafe and be free to open any attachment you like. You can also add to the default list of blocked attachment types. Controlling the safe and blocked attachments has never been easier. Includes the full and complete list of what Outlook will block by default. (Outlook 2000, OutlookXP, Outlook 2003 or greater)

AutoZip for Outlook   
http://www.wiredbox.net

AutoZip is an add-in for Microsoft Outlook 2000/2002 (XP)/2003 which enables you to automatically compress attachments of outgoing message with a single click. If you send e-mail messages with attachments sometimes the recipient is not able to get the message because a message or mailbox size has been ecxeeded because the attachments you sent are too large. Normally you would now compress the attachment manually and create a new message including the compressed attachments. A boring and time consuming job. Let AutoZip for Outlook do this job automatically for you. AutoZip automatically compresses the attachments of your outgoing e-mail messages before they are sent. Just add or drop in the attachments in your message and you are done.

HiddenBCC for Outlook   
http://www.wiredbox.net

HiddenBCC is an add-in for Microsoft Outlook 2000/2002 (XP)/2003 which enables you to automatically add one or more predefined BCC recipients to every outgoing message. HiddenBCC automatically adds the predefined recipient e-mail addresses to every message before it the message is acually sent. With this you can ensure that for example every outgoing message is sent to a reviewer or it goes to a seperate archiving e-mail address. The best thing is that you will not even notice that HiddenBCC is active. No additionals buttons or menu items are being displayed.