NoteAway - NoteAway is the simplest, most convenient way to take quick notes on OS X.
OnlineNotepad.org - Free browser-based text editor
TakeNote - A web-based note-taking app with GitHub sync and Markdown support.
aNotepad - anotepad.com is an online text editor that you can write notes and anotepad also has great stability
Speechy - Speechy is an app by Twelve Stars Software that comes up with features to help you in reading text in a variety of different formats such as pdf, txt, EPUB, webpages, and many others.
Notepad Online - Notepad online is a free online notepad website that allows you to create online notes, save notes, text edit, find and replace word, convert cases etc.