Notational Velocity - Notational Velocity: modeless, mouseless Mac OS X note-taking application
CaptionBot by Microsoft - Analyzing and describing images by a bot
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Instagram Caption Writer - Write nice formatted Instagram captions.
Notational - Notes at the speed of thought
WTF is that? - Send any picture and it will tell you what it is!