This app is based the awesome Mobile Twitter site, but modifies a lot of things and makes it more usable on the desktop. You can toggle dark mode in the Anatine menu or with Cmd Shift D / Ctrl Shift D. When closing the window, the app will continue running in the background, in the dock on macOS and the tray on Linux/Windows. Right-click the dock/tray icon and choose Quit to completely quit the app. On macOS, click the dock icon to show the window. On Linux, right-click the tray icon and choose...