Zero-GC game patterns with JEngine using modern C# 9+. Triggers on: game loop, spawn system, wave spawner, cooldown, ability timer, damage over time, DoT, health regen, bullet pool, enemy pool, object pool pattern, projectile system, combat system, zero allocation, no GC, performance optimization
Install
npx skills add JasonXuDeveloper/JEngine --skill game-patternsnpx skills add JasonXuDeveloper/JEngine --skill game-patterns -a claude-code -gnpx skills add JasonXuDeveloper/JEngine --skill game-patterns -a codex -ggemini skills install https://github.com/JasonXuDeveloper/JEngine.git --path .claude-plugin/skills/game-patternsgh skill install JasonXuDeveloper/JEngine game-patternsgit clone --depth 1 https://github.com/JasonXuDeveloper/JEngine /tmp/JasonXuDeveloper__JEngine
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/JasonXuDeveloper__JEngine/.claude-plugin/skills/game-patterns ~/.claude/skills/game-patterns # Claude Code
cp -R /tmp/JasonXuDeveloper__JEngine/.claude-plugin/skills/game-patterns ~/.agents/skills/game-patterns # Codex, Cursor, Gemini CLI, Copilot, OpenCode