It's a really simple website which you can bookmark and go back to whenever you want, to paste or jot down any random notes you might want to whilst browsing the web.
Workflowy - A better way to organize your mind.
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.
Dynalist - Dynalist is a web app that lets you break down and organize your thoughts in the format of lists.
Buno - Simple Note Taking - Simple, minimal & easy note-taking
Taleguild - Web application for short story writers and essayists
Chars - Unicode Symbols Keyboard for iOS