Deterministic Command Engine – Undo, Redo & Replayable Gameplay

‼️ WebGL Demo ‼️

Deterministic Command Engine is a powerful framework for building undoable, replayable and scalable gameplay systems in Unity.

It helps developers create clean architecture for:

• Undo / Redo systems
• Replay functionality
• Turn-based games
• Puzzle games
• Card games
• Board games
• Custom runtime editors
• RTS and simulation projects

Designed around a deterministic, tick-based architecture, the engine ensures predictable behavior and structured state control.

It includes:

• Command-based system
• Tick-driven execution
• Replay support
• Ready to use Undo/Redo for UGUI and UI Toolkit
• Debug editor tooling
• Practical sample projects (UI, puzzle, card game)

Links

• Join the Discord for questions/support
• Check out the documentation
• Try for yourself in the WebGL Demo