List of Utilties Similar to Lifehacker's Texter?

You could try AutoHotkey Hotstrings.

::hi::Hello, how are you?
::imfi::I'm fine.
::cya::See ya later...

Okay I just found one that seems sufficient:

It's called PhraseExpress it's commercial (but free for personal use), it's actually a lot better than Texter as it works well on Mac and Windows 7.