Here is a quick list with the top cydia tweaks compatible with iOS 7.
Installing HiddenSettings7 from cydia, you will have access to hidden SpringBoard settings in Control Center.
More details about HiddenSettings7 here.
Using Lock Screen Tool allows you to adjust the lock slider text on iOS 7.
More details about Lock Screen Tool here.
Installing PandoraSkips cydia tweak, you will have unlimited skips in the Pandora music app.
More details about PandoraSkips here.
Software Update Killer allows you to check if there is an iOS update from the settings app, but will disable the option to update.
More details about Software Update Killer here
SwipeSelection cydia tweak comes with a new way to edit text on your iDevice using gestures.
More details about SwipeSelection here
By swiping up on the home screen card (from multitasking) you can choose to restart SpringBoard or quit all apps really quickly.
More details about SwitchSpring here