About Arcana
Your build, rune layout, Codex state, Pet Lab inputs, and tool progress stay saved locally in this browser.
Arcana now opens on Home every time while keeping the progress you already saved inside each tool.
The Item Codex search covers gear, materials, currencies, affixes, Drop Bonuses, and Runewords.
No. Arcana is a community companion for IdleArc and is not affiliated with the game.
Codex
Gear, materials, currencies, affixes, Drop Bonuses and runewords.
Library
Item Comparison
Configured items keep their own tier, level, Drop Bonus and Catalysts.
Rune Forge
Game-inspired placement with actual rune families, shapes and runewords.
Rune family
Shape & secondary
Rune Grid
Runewords
Matched requirements glow green. Load Sample places the required rune families using Small runes.
Pet Lab
Seasonal + Permanent pet math.
Compound Calculator
Equalisation
Pet Affix Calculator
Skill Trees
Class skills and the full Passive Tree, synced with Build Studio.
Build Studio
Gear configs, rune layout, pets and priorities in one portable build.
Build identity
Gear Loadout
Use Add to Build from a configured gear card in Codex.
Skill Trees
Class and Passive allocations are saved with this build.
Stat Priority
Rune Layout
The Rune Forge is included in exported builds.
Share Build
Item Upgrade Calculator
Seasonal + Permanent costs through Arcana's A50 tracking range.