Yea the workouts obviously won't be similar because you're not going to simulate that weight properly without a squat rack, but there are plenty of workouts you

Yea the workouts obviously won't be similar because you're not going to simulate that weight properly without a squat rack, but there are plenty of workouts you can do that will have similar positive effects on your body mechanics. The exceptions are sport specific exercises which require certain movements that may require certain equipment.