Tracker-4.5.2

Tracker-4.5.2 was released as the stable version on 14-May-2024
Official release announcement: https://discuss.ardupilot.org/t/tracker-4-5-2-released/117776

Rover-4.5.2

Rover-4.5.2 was released as the official version on 14-May-2024
Official release announcement: https://discuss.ardupilot.org/t/rover-4-5-2-released/117775

Copter-4.5.2

Copter-4.5.2 was released as the stable version on 14-May-2024
Official release announcement: https://discuss.ardupilot.org/t/copter-4-5-2-released/117774

Plane 4.1

Details of 4.1.x releases for plane here: https://discuss.ardupilot.org/t/plane-4-1-0-stable/76507

Tracker-4.5.1

Tracker-4.5.1 was released as the official version on 08-Apr-2024
Release announcement: https://discuss.ardupilot.org/t/tracker-4-5-1-released/115975

Rover-4.5.1

Rover-4.5.1 was released as the official version for rovers and boats on 08-Apr-2024
Release announcement: https://discuss.ardupilot.org/t/rover-4-5-1-released/115974

Copter-4.5.1

Copter-4.5.1 was released as the official version for multicopters and traditional helicopters on 08-Apr-2024
Release announcement: https://discuss.ardupilot.org/t/copter-4-5-1-released/115973

Tracker-4.5.0

Tracker-4.5.0 was released as the official version on 02-Apr-2024

Official release announcement: https://discuss.ardupilot.org/t/tracker-4-5-0-released/115616

Rover-4.5.0

Rover-4.5.0 was released as the official version on 02-Apr-2024

Official release announcement: https://discuss.ardupilot.org/t/rover-4-5-0-released/115615

Plane-4.5.0

Plane-4.5.0 was released as the official/stable version for planes and quadplanes on 02-Apr-2024