Browser plugins or extensions are programs developed by third-parties and can be attached or integrated into your existing browser. Google Chrome, has many extensions to choose from, but here are 3 you might want to check out.
SEO Site Tools – great for someone needing to do a quick SEO analysis.
goo.gl URL Shortener – simple and quick tool for shortening your current website URL to post on your social network of choice.
Note Anywhere – this tool lets you post notes anywhere on a webpage and saves it for you to see when you visit the page again.