It is actively being updated and is improving in reliability over time.
G Hub currently only supports modern Logitech gaming devices and is in early access. Logitech G Hub is Logitech’s newer offering with a sleeker and more modern UI.
Going forward, newer Logitech’s after the Logitech G Pro Wireless will no longer support LGS. Logitech Gaming Software has been around much longer and supports more devices, it has an older UI that has looked the same for years but has generally been more reliable. Right now, there are two software options to customize and set your Logitech gaming peripherals.
Logitech G Hub vs Logitech Gaming Software