Version 1.7 of the Send SMS Yahoo! Widget is now available.

What’s New:

new Edit Recent Mobile menu command in the popup menu
contacts are now shown sorted in the popup menu
the menu item Clear recent mobiles shows an alert before erasing
new internal XML interface
more uses of alerts
fixes a bug in Long SMS

The Yahoo! Widget is mainly for [...]

Version 1.6.5 of the Send SMS Yahoo! Widget is now available.

The Send SMS Yahoo! Widget now supports Long SMS (up until 3 SMS concatenated).

Also new is the ‘Reports’ preference pane, where [...]

Available is the Send SMS Yahoo! Widget 1.6.
The Send SMS Yahoo! Widget also runs on Windows.
Version 1.6 adds several import functions. For example, you can now easily import your:

Outlook Contacts (Windows)
Address Book Contacts (Mac)
Yahoo! Address Book (Yahoo!)

It also adds the email2SMS feature which allows you to send free SMS [...]

Simultaneously available are Send SMS 1.5, the award-winning Dashboard
widget, the Send SMS 1.5 Yahoo! Widget and the SMS Mac 1.5 Address Book
plug-in. Version 1.5 adds the possibility to receive an SMS reply at your
email address and adds new help documentation.
To download version 1.5, goto the downloads page.

Available is version 1.1 of Send SMS for Konfabulator. Konfabulator Widgets run on Windows 2000 and XP and Mac OS X 10.2 and up. The changes in this version are:

A newline is added automatically before the signature

Correct calculation of SMS character length

Added the i-button to quickly [...]

SMS Mac 1.1 is released today. This version includes:

Delivery reports. An SMS delivery report confirms that the SMS has been received on the mobile of the recipient. Delivery reports are supported [...]