Ragnarok Online is still alive and evolving, there's also a non-complete, but still super fun and playable mobile version, which is not the cash-grabby kind of

Ragnarok Online is still alive and evolving, there's also a non-complete, but still super fun and playable mobile version, which is not the cash-grabby kind of mobile MMORPG (even though... of course you can pay to advance faster)