AIM

Miranda IM - Smaller, Faster, Easier

From the Miranda Forums: Post

[edit] AIM:

(America Online Instant Messenger)

[edit] Supports:

Add/Delete users
Retrieves Additional buddys from server (does not sync or upload however)
Send message to users not on list (using find/add users) Receiving Files
Custom away messages (means setting an away message)
Sign on with multiple AIM screennames (with dll copy) Chat rooms

[edit] Doesn't Support:

Direct connect
Sending Files
Avatars
viewing away messages