Driver Exporter - Object Shape Keys
Documentation
Location
Panel NLA Editor ‣ NLA Strip ‣ Action
Actions
Bake Drivers
For all all selected objects, bake the values of all shape keys (with drivers) to keyframes. This is baked from all NLA Strips of the active object, creating one new NLA Strip created for each NLA Strip in the active object
Remove Drivers
Remove drivers from all shape keys of all selected objects