Greasy Fork is available in English.
Bring back the old Twitter Layout
This Userscript sets a certain cookie on Twitter to bring back the old layout.
It only works in conjunction with a different UserAgent!
Before installing the script, use Extensions like User-Agent Switcher for Chrome or User-Agent Switcher and Manager for Firefox and set your UserAgent for Twitter to
Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko