Free for address software for windows

Show Address is an extension for Mozilla Thunderbird that shows the Sender/Recipient Mailaddress in the Mail List. Normaly, only the Name is displayed, which is wrong on most Spam Mails.
Now you also can clearly see which of your Mail Addresses was used, extremly usefull if you are using a chatch-all feature on your Mailserver.

The GiSOFT Address manager was designed with a few important goals in mind. The program had to be very easy to use, the code had to be robust, fast and compact, and file compatible with other database programs and address managers, because we didnt want to force new GiSOFT Address users to enter all
their contacts over again, and we wanted to make sure that, if you should decide to stop using GiSOFT Address, youll be able to use your contacts in the program youll use next.

Thunderbird extension that will give you a confirmation dialog for the email addresses when you send a mail Confirm-Address is a Thunderbird extension that will let you choose if you want a confirmation message for the address you send the mail to.
And, at first, if you register YOUR DOMAIN (ex."mycompany.com"), you will see confirm-address dialog with highlight mail address when you send
mail to other domain. And so, you can raise awareness of security and information leak.
System requirements:
- Thunderbird: 1.0 ? 2.0.0.*

Router IP Address is a free and small utility for discovering the dynamic IP address assigned by your Internet Service Provider (ISP) when you have a router connecting several computers to a single internet connection (cable modem, DSL, or telephone modem).
Router IP Address is simplicity itself. Just run the program and it displays the IP address that the rest of the Internet sees when you browse or communicate with various service providers. If you have a direct connection to the Internet this number should match that being used by your operating system but if you are using a router or gateway on your local network it will likely be different.

XemiCo Address Book is a contact manager for everyday use. The program is as simple and straightforward as one can be. It allows you to store all important details about your contacts in one place. Main list view is searchable through all fields automatically, so finding a person or narrowing the list is easy. Double clicking on the programs icon in the system tray provides quick access to contacts list. XemiCo Address Book is completely free to use. No spyware or adware of any kind.