Upgrades:
Speed Upgrade: Increases speed and fuel consumption.
Efficiency Upgrade: Decreases fuel consumption.
IO Upgrade: Enables automation. I=Input, O=Output, F=Fuel.
X means, nothing can enter or leave this side.
Check mark means, you can input and output with hoppers, itemducts, pipes, etc.
A means, the furnus/pulvus pulls/pushs by itself. It includes the check mark.
Without IO Upgrade you can insert/extract items like a vanilla furnace.
Slot Upgrade: Adds one additional input slot and output slot (max. 2).
XP Upgrade: Increases XP output.
Eco Upgrade: Keeps the heat even if there are no items in input slots and prevents that the progress bar will be reset if the furnus/pulvus is out of fuel.
Energy Upgrade: Enables energy support.
Iron Ingot -> 1x Iron Dust
Block of Quartz -> 4x Nether Quartz
Lapis Lazuli Ore -> 8x Lapis Lazuli
Gold Ore -> 2x Gold Dust
Stone Bricks -> 1x Cobblestone
Diamond Ore -> 2x Diamond
Cobblestone -> 1x Gravel
Coal Ore -> 3x Coal
Redstone Ore -> 8x Redstone
Gravel -> 1x Sand
Glowstone -> 4x Glowstone Dust
Gold Ingot -> 1x Gold Dust
Iron Ore -> 2x Iron Dust
Stone -> 1x Cobblestone
Nether Quartz Ore -> 3x Nether Quartz
Blaze Rod -> 4x Blaze Powder
Emerald Ore -> 2x Emerald
Wool -> 4x String
Bone -> 6x Bone Meal
A mod review by jamminslaps: (Outdated)

THIS MOD REQUIRES LIMELIB.