Edit current website is a free bookmarklet that once pressed let users edit current page - add text, delete text, move web elements around etc. - all without the need for any other extension. The modified web page stay until you refresh. It is very useful when you want to take a print screen of certain website, with modified content that avoid the hassels of taking screenshot, then going through image editing software, now you can do it within your browser with simple clicks.
Just drag & drop this Bookmarklet: Edit current website on your browser.