GSpawn - Level Designer (PRO)

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⚙️ Unity Version: 2021.3.27 or newer


The Ultimate Level Design Toolkit for Unity

GSpawn is a powerful, intuitive, and fully-featured level design plugin built for the Unity Editor. Whether you're prototyping modular environments or populating vast worlds with props, GSpawn – Level Designer gives you the tools you need to create with speed and precision — all directly inside the Scene view.


🔗 Quick Links


🎬 Learn GSpawn

🚀 Get Started


🧱 Modular Building Tutorials


🎨 Decoration & Brush Tools


🧩 Tile Rule System


🔹 LITE Tutorials (Fully applicable to PRO)


🆚 Compare PRO vs LITE
🎥 Watch LITE Trailer
Already using LITE? Upgrade to PRO


🌟 Why GSpawn?

GSpawn takes the tedium out of level design by combining powerful features with a streamlined interface. Ideal for indie devs, studios, and level artists.


🔧 Key Features of GSpawn – Level Designer

🧱 Smart Modular Tools

3D Tile Rules – Intelligent tile placement with support for ramps and platforms
Modular Wall Builder – Auto-detects inner/outer corners, includes pillar support
Extrude Gizmo – Instantly extend walls, floors, or tiles with intuitive controls
Mirroring System – Mirror across up to 3 planes simultaneously for symmetrical level design


🖱️ Intuitive Placement & Editing

Curve Spawning – Spawn along editable curves for fences, roads, tree lines, and more
Grid Snapping – XZ and vertical snapping, auto climb, cursor-aligned grid, adjustable cell sizes
Props Placement – Axis alignment, embed on surfaces, drag spawn, prefab randomization, offset, scale, and rotation control
Scatter Brush – Rapidly place randomized prefabs with control over density, slope checks, alignment, and spawn chance


🎮 Physics & Interaction Tools

Physics-Based Spawning – Drop objects with real-time or instant physics, including height, radius, and rotation jitter
Rotate & Scale – Rotate and scale objects directly using mouse or keyboard shortcuts
Erase Tools – Use the erase cursor or 2D/3D brush to remove items with precision


📦 Prefab & Scene Organization

Prefab Management – Organize into libraries, use search, filters, library profiles, and drag/drop
Prefab Replacement – Instantly swap instances in the scene with new prefabs
Object Groups – Organize scene elements into logical groups for easier management


🧰 Advanced Tools & Utilities

Tile Tools (Segment & Box Spawn) – Integer pattern tiles, fill and height modes, terrain projection, overlap detection
Selection Tools – Rectangle, box, and segment selections for bulk editing
Transform Gizmos – Move, rotate, scale, and universal gizmos for precise control
Custom Shortcuts – Fully configurable hotkeys for faster workflows


🎯 GSpawn gives you complete creative control without leaving the Scene view.
Build faster. Stay organized. Focus on creativity.


🔍 The following asset packs were used in promotional screenshots, the trailer, and tutorial videos, but are not included with the GSpawn – Level Designer plugin:


Have fun building — and feel free to reach out with questions.