Arx Extended 2.1 in a rar file. The files just need to be extracted inside Arx Libertatis folder. More info in the Readme inside.
New Features:
-Gold rings, silver rings, diamonds, emeralds and rubies will stack to 20 instead of 10.
-Rats will only drop 1 Ribs but respawning rats will drop Ribs and Hides when killed again.
-Dwarven Crafting Tools will no longer be consumed when recycling or turning hides into leather.
-Bone Powder will only be able to be turned into Red, Blue, Green and Orange powders when mixing it with those powders.
-Aqua Essentia will also be brewed with less skill by mixing Bone Powder with a Bottle of Wine before brewing.
-Health, Mana and Restoration will need you to mix the powders with a Bottle of Oil before brewing them into potions.
-Poisonous potions will need you to mix Green Powder with Rust Powder plus a Bottle of Water before brewing them into potions.
-Cure Poison potions will need you to mix Orange Powder with Green Powder plus a Bottle of Oil before brewing them into potions.
-Invisibility potions will need you to mix a Bottle Full of Black Gel with Rust before brewing them into potions.
-Bless potions will need you to brew Snowflakes into liquid and then mix it with Aqua Assentia to turn them into potions.
-You will be able use Aqua Essentia to insta-brew powders for Health, Mana, Poisonous and Cure Poison potions only.
-Potion Knowledge feature removed because it's overpowered and there are enough to make lots of potions already.
-Powders can only be mixed inside bottles.
-Some bottles can be filled twice with a powder.
-Cure Poison potions will be called Antidote Potions.
-The book "The Magic of Potions" is now called "The Magic of Alchemy" and it contains the new recipes to make the potions and their reagents.