About Build Lab
An independent, fan-made collection of Elden Ring calculators focused on careful math, fast tools and visible limitations.
Why we built it
Character planning often combines class selection, allocation and rune budgeting. Build Lab makes those operations interactive without requiring a login, external calculator API or a server-side game database.
Scope and accuracy
Available tools cover attribute allocation, class optimization, rune level costs, equip-load thresholds, respec point budgeting and manual weapon requirement checks. The last two use only your entered values and are still under interaction/SEO review. Actual weapon AR, enemy damage, full item data and spell scaling need separate source and game-client validation before publication. Read the accuracy record.
Unofficial fan project
Elden Ring is a game by FromSoftware, published by Bandai Namco Entertainment. This is an independent fan-made tool and is not sponsored by, endorsed by or affiliated with those companies. No official logos, game artwork, sounds or game files are included.