No specific info about version 2.3. Please visit the main page of Twitter on Mac Informer.
This Application provides easy access to Twitter news and posts. Very convenient.
Echofon is an easy to use, super-fast Twitter app for the iPhone and iPod Touch.
This program helps you keep track of the latest tweets.
twhirl is a compact Twitter client based on Adobe AIR.
Free, customizable Twitter client with a strong, efficient workflow.
This action pack extends the power of Automator in Leopard with 10 actions
This Application provides easy access to Twitter news and posts. Very convenient.