Note it! per Sandeep Kothari

A simple extension to help you add notes and refer it later.

You can write down your to-dos or any notes you want to write and/ or
You can just select some text, right click and add the notes.

This is helpful while browsing sites you come across some content that you want to note it down. So, rather than copy/ pasting the stuff in some notepad.. just right click and Note it ! ... Please rate if you like the extension.