I think you're a bit confused:
all you need to do is run the everquest patcher and let it update to the latest version of EqLive. Then you can play on 0.5.0 servers.
Everquest is a registered trademark of Daybreak Game Company LLC.
EQEmulator is not associated or affiliated in any way with Daybreak Game Company LLC.
Except where otherwise noted, this site is licensed under a Creative Commons License.