GSpawn - Level Designer

📧 Support: octamodius@yahoo.com | Forum

GSpawn is a powerful and intuitive level design plugin built directly for the Unity Editor.

Create modular environments, populate worlds, and iterate faster — all inside the Scene view.

🎮 Looking for runtime level design?

Check out RLD – Runtime Level Designer, a complete level-design solution for creating and editing levels directly at runtime.

🔗 Quick Links

• 🎥 Watch Trailer
• 🎥 Watch the Legacy Intro (Still Relevant)
• 📚 Read the Docs
• 🧰 Tutorial Series

🎬 Learn GSpawn

🚀 Get Started

• 🎥 Intro – Part 1: Modular Environments
• 🎥 Intro – Part 2: Outdoor Environments

🔹 Basic Workflow Tutorials

• 🎥 Small Library Tutorial
• 🎥 Tile Worlds Tutorial

🧱 Modular Building Tutorials

• 🎥 Village Interior Creation
• 🎥 Catacombs Design Workflow
• 🎥 Modular Walls & Pillars

🎨 Decoration & Brush Tools

• 🎥 Decoration Rules
• 🎥 Scatter Brush Overview

🧩 Tile Rules

• 🎥 Tile Rules Part 1
• 🎥 Tile Rules Part 2
• 🎥 Tile Rules Part 3
• 🎥 Tile Rules Part 4

🌟 Why GSpawn?

GSpawn removes friction from level design by combining powerful tools with a streamlined workflow.

Designed for indie developers, studios, and level artists who want speed, control, and flexibility.

🔧 Key Features

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🧱 Smart Modular Tools

• 3D Tile Rules – Intelligent tile placement with support for ramps and platforms

• Modular Wall Builder – Automatic structure detection (no manual naming required), corner handling, and pillar support

• Extrude Gizmo – Extend walls, floors, or tiles instantly

• Mirroring System – Mirror across up to 3 planes

🖱️ Placement & Editing

• Curve Spawning – Fences, roads, vegetation, and more

• Grid Snapping – XZ + vertical snapping, auto climb, cursor-aligned grid

• Props Placement – Alignment, embedding, randomization, offsets, scaling, rotation

• Scatter Brush – Density, slope filtering, alignment, spawn chance

🎮 Physics & Interaction

• Physics-Based Spawning – Real-time or instant placement

• Rotate & Scale – Direct manipulation via mouse or hotkeys

• Erase Tools – Precision removal using cursor or brushes

📦 Prefab & Scene Management

• Prefab Libraries – Search, filters, profiles, drag & drop

• Prefab Replacement – Swap instances instantly

• Object Groups – Organize scene elements efficiently

🧰 Advanced Tools

• Tile Tools – Segment & box spawn, terrain projection, overlap detection

• Selection Tools – Rectangle, box, and segment selection

• Transform Gizmos – Move, rotate, scale, universal

• Custom Shortcuts – Fully configurable hotkeys

🔍 Asset Disclaimer

The following asset packs were used in screenshots and videos and are not included:

• Multistory Dungeons – Mana Station
• Village Interiors Kit – 3DForge
• KayKit - Dungeon Remastered Pack – Kay Lousberg
• POLYGON Dungeons - Low Poly 3D Art by Synty – Synty Studios
• Medieval Environment Pack – Manufactura K4
• Fantastic Village Pack – Tidal Flask Studios
• Voxel Blocks Pack – Tsunoa
• Toon Forest Pack – Cat on the Roof

🤝 Support

Have questions or need help? Feel free to reach out.