Simple gnome-shell stopwatch extension
3.6
From https://extensions.gnome.org
From source: Copy stopwatch@domen.gamabit.com to ./local/share/gnome-shell/extensions directory Press Alt + F2, and r in command to restart gnome-shell
GPL 2
-Current version is linked to system clock so the elapsed time calculation returns wrong value if you change it while running the extension. -Currently stopwatch restarts if screen locks. -Stopwatch icon should have different color when active/paused.