Routines are supported (should work...) with every language clients now.
If you got some errors be sure you got LASTEST NeP core files here:
https://github.com/MrTheSoulz/NerdPack
im using new features so if you don't have newest, it won't work :P
Working rotations:
Warrior - Arms
Warrior - Fury
Warrior - Protection
Paladin - Protection
Shaman - Enhancement
Shaman - Elemental
Hunter - Marksmanship
Hunter - Beast Mastery
Mage - Fire
Druid - Feral
Demon Hunter - Vengeance
Death Knight - Frost
Warlock - Demonology
Druid - Balance
Paladin - Retribution
Mage - Frost
Priest - Shadow
Rogue - Subtlety
Future routines + WIP (do not use them even if you see them on github):
Death Knight - Unholy
Demon Hunter - Havoc
Druid - Guardian
Hunter - Survival
Mage - Arcane
Monk - Windwalker
Rogue - Assassination
Rogue - Outlaw
Warlock - Affliction
Warlock - Destruction