Note: Debug widget is not visible by default, press hot key assigned to debug widget component to turn it on.

Enhanced Input should be enabled for this plugin to function properly.

Demo: Video

🧩 Runtime Variable Debugger

See your actor’s live variables directly in-game!

Runtime Variable Debugger is a lightweight Unreal Engine plugin that lets you attach a single component to any actor and instantly visualize all its variables — both C++ and Blueprint — through a floating in-world widget during gameplay.

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🎯 Key Features

🧠 Live Variable Display

Shows all properties (C++ + Blueprint) with real-time updates while the game is running.

⚙️ Easy Setup

Just add the Debug Widget Component to any actor — no extra coding or setup required.

🌈 Highlight Changed Values

Variables that change during gameplay are automatically highlighted for instant recognition.

🚫 Skip Engine/Internal Properties

Filters out Unreal’s built-in variables to keep your display clean and focused on your game logic.

🎮 Hotkey Toggle Support

Toggle all runtime debug widgets on/off instantly using a configurable hotkey (default: ~ key).

🧰 Editor Integration

Quickly add the Debug Widget Component to selected actors via the right-click context menu in the Level Editor.

🪶 Lightweight & Non-Intrusive

Purely visual, zero effect on gameplay logic, networking, or performance (updates only at set intervals).

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💡 Use Cases

Gameplay debugging and tuning

AI state visualization

Live variable tracking during playtesting

Blueprint logic verification

Quick prototyping and data validation

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⚡ How It Works

1. Attach the Debug Widget Component to any actor.

2. Add any variable, for example:

UPROPERTY(EditAnywhere, BlueprintReadWrite)

float Health;

3. Play in Editor (PIE):

The widget automatically appears above the actor, listing variable names and values that update live.

4. Press ~ (or your chosen key) anytime to toggle all debug widgets.

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🧰 Advanced Options

Adjust the update interval for performance.

Customize your own UMG widget for styling.

Automatically hides in packaged (shipping) builds.

Works with both 2D (screen-space) and 3D (world-space) widget modes.

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🛠️ Technical Details

Fully compatible with Unreal Engine 5.4+

100% C++ runtime + editor modules

No third-party dependencies

Tested on PC and packaged builds

Works with Blueprints, C++, and mixed projects

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🧑‍💻 Perfect For

Game developers who debug logic visually

Technical designers tuning gameplay systems

Blueprint-heavy projects needing live feedback

AI, Simulation, and Sandbox game creators

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Stop guessing - see your game’s logic come alive.

Add Runtime Variable Debugger to your toolkit and make debugging visual, intuitive, and effortless.