2016 · ソースブック（プレイを拡張するルール／オプション）
Tools of the Worldbuilders
A rules supplement for expanding a White Star campaign into new science-fiction settings and genres. It separates character class from species, adds new and revised classes, higher-level Gifts, customizable weapons and armor, and expanded high-tech, cybertechnology, and biotechnology rules. The supplement introduces Biomorph characters, clones and sleeves, Talents for learning abilities outside a class, and powered armor. It also includes skill rules with extensive customization options and an optional Reaction Roll system.
スキルベース（スキルを購入または獲得）属性／ステータス制（STR、CON、PERなど）レベル制（XPを獲得してレベルアップ）
ゲーム情報（人数、プレイ時間、対象年齢、クレジット）の出典：BoardGameGeek。