Guild Wars 2

Does Karma Booster work with Jugs of Liquid Karma?

And any of its lesser variants as well?

All variants of karma boosting works with jugs. http://wiki.guildwars2.com/wiki/Karma

Yes, all boosters work. It is possible to get 95% more karma from your jugs. 50% from booster/bonfire, 10% from guild banner, 15% from 24 hour guild boost, 5% from ice cream consumable, and 15% from Karmic infusion.

Check out this karma calculator, it’s prety neat