Greasy Fork is available in English.
Use the tab key to navigate through Google and DuckDuckGo search results
Use the tab key to navigate through Google and DuckDuckGo search results. Also available as extension.
This script adds a tabindex attribute to each search result link.
Mac doesn't do tabbing by default: On a Mac, this will only work if you can already tab through elements in a page. If it doesn't work, you will probably have to turn on Full Keyboard Access under System Preferences > Keyboard > Shortcuts, setting the radio to All controls. On Firefox, you may also try setting accessibility.tabfocus to true in about:config