A shower door hinge assembly includes a clamp, a member, a base, a spacer, and a pin. The clamp is configured to receive a portion of a shower door. The member is coupled to the clamp, and comprises a circumferential slot. The base is configured to be coupled to a fixed structure, and defines a hole. The spacer is coupled to the base. The member is rotatably coupled to the spacer. The pin includes a first end and a second end. The first end is configured to be received in the hole of the base, and the second end is configured to be received in the circumferential slot. The pin and the circumferential slot are cooperatively configured to define an end point of rotation for the shower door.