Pwytter: Twitter for Windows, Mac, Linux

Pwytter is a standalone Twitter client.

Multi OS : Windows, Mac OS X, Linux
Timeline switch : User, Friends, Public, Replies, Direct messages, “Composite”
Compact UI
Full Unicode support for all languages.
User interface translated in 14 languages: Simplified Chinese, Traditional Chinese, English, French, German, Italian, Japanese, Polish, Romanian, Serbian, Swedish, Spanish, Portuguese, Russian
Friends and Followers list display
Easy Replies and Direct Messages
In message URL detection
Image and request caching for fast UI response
Automatic and manual refresh
Pwytter update autodetect