If you don’t like websites leaving cookies even after they’ve been closed, Self Destroying Cookies will delete those cookies for you.
If you ever need to edit a cookie, the EditThisCookie extension will let you do that right in your browser.
Cookie AutoDelete automatically deletes cookies when a tab is closed to prevent you from being tracked.
If you’ve multiple accounts on a website that you access everyday, the Profile Cookie Switcher can help you avoid the hassle of logging-out from one account and then logging-in to another account with its cookie switching feature.
The CookiesOK extension for your browser allows you to quickly click away the cookie prompt you get when you visit a website.