Rufus By Jtanza - Rufus is a free, open-source web based RSS reader, designed to be both simple and fast.
Typefully - Write & publish great tweets, without distractions
FamousFix - Formally known as WhosDatedWho
Tweet Tray - Tweet quickly from your desktop without any distractions.
Muckerty - Find out the relationship between people, organizations, and companies in the news.
Minimal Twitter - A distraction-free browsing experience for the new Twitter