Some key highlights include:
* PDA is fixed!!
* Sound problems are fixed
* Weapon animation problems are fixed
* Inventory and armor/health carries over on SP coop maps
* New highscore system where servers keep track of the top 10 highest scores for each map
* Server admins can ban players for a specified amount of time or indefinitely (new commands are lms_banPlayer, lms_removeBan and lms_listBannedPlayers
+ the si_banContact CVAR)
* Player names can be displayed above their heads
* New messages when the player is killed
* Added new cvar lms_servermotd for a custom message
of the day for server admins
* New Maps Prog_Bunker and Def_Radiotower
* New Music Legacy of Rust by Skaven and Never Again by Opaque
* New weapons the PlasmaSniper and Wrench (wrench replaces the fists in LMS Mod)
* Most guis are now synched on the clients
* Many lag tweaks
* New spawnpoints on the SP maps that prevent
telefragging
* The create server menu now has checkbox to enable PunkBuster.
* 4 new player skins! The skeleton, head stump, skeleton head and berserk skin.
* Many of the reliable messages overflow errors are gone
* Playing audio log icon remained on screen after audio stopped playing
* si_skill 3 now works
* Vote text now appears on screen when playing SP COOP
* Clients will now see what they are picking up in the hud (weapons, ammo)
* Invisible wraiths are fixed

And many more!

Download the Windows Version here:
http://doom3.filefront.com/file/;45071

Download the Multiplatform Version here:
http://doom3.filefront.com/file/;45064

Please read our FAQ:
http://lms.d3files.com/forum/viewtopic.php?t=1167

Please report bugs here:
http://lms.d3files.com/forum/viewtopic.php?t=1166

Take care and see you on the servers!
-calimer