Single Key Shortcuts
Navigate by pressing a single key. This add-on provides a few shortcuts that were available in the old Opera browser to make browsing a more pleasant experience. z,x: backward/forward in browser history c,v: previous/next tab
What is Single Key Shortcuts?
Single Key Shortcuts is a Firefox add-on that brings back the old Opera browser functionality by allowing you to navigate through browser history and tabs with just a single key press.
Single Key Shortcuts is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Single Key Shortcuts if you trust the publisher.
Single Key Shortcuts has earned a fairly good reputation and likely can be trusted.