Prime Directive d20
Create starship officers and explore the Star Fleet Universe through missions, diplomacy, exploration, and combat. Use d20-based rules to develop characters, overcome hazards, and resolve encounters aboard ships and on alien worlds.
スキルベース（スキルを購入または獲得）ポイント制（ポイントを割り振ってスキルや能力を得る）ダイス（主にd6）
ゲームについて
Prime Directive Modern Edition2008
Klingons d20: The Empire Of Steel (Complete Imperial Data File)2005
Prime Directive d202005
Deck Plans #1: Klingon G1 Gunboat2004
Starship Aldo2011
Introduction to the Star Fleet Universe: Prime Directive and Roleplaying2012
Prime Directive Federation2010
Romulans d20 (Complete Imperial Data File)2005
Prime Directive: Away Team Log2013
Prime Directive Modern Edition Supplement2017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。