Instant Worlds - Procedural Terrain Generator

Instant Worlds is a high-performance procedural terrain generation tool built to create AAA-quality landscapes through an easy-to-use, modular workflow. Generate terrains procedurally while maintaining artistic control by stacking, blending, and manually placing terrain features with precision.

Key Features

• Procedural Terrain Generation: Build terrains using layered procedural systems with controllable seeds and feature-based generation.
• High Resolution Output: Generate terrains up to 4K heightmap resolution with RAW and PNG export support.
• Advanced Terrain Shaping: Control terrain dimensions, height, ruggedness, smoothness, and micro-detail post-processing.
• Feature Placement: Manually place mountains, valleys, plateaus, and terracing for exact terrain composition.
• Diverse Presets: Includes high-quality presets such as Alpine Mountains, Desert Dunes, Rolling Hills, and Canyon Lands.
• Advanced Erosion: Two procedural erosion systems with detailed controls — Thermal Erosion and Hydraulic Erosion.
• Smart Auto-Texturing: Automatic texturing based on slope, height, and erosion data.
• Noise System: 6 procedural noise types with advanced controls for terrain variation.
• Organized Workflow: Dedicated tabs for Shape, Erosion, Textures, and Export.
• Advisor Helpbox: An intelligent real-time system that monitors your settings and advices you for balanced settings to ensure high-quality results.

Why Instant Worlds?

• Procedural Control: Combines fast generation with manual feature placement for production-ready results.
• Lightweight & Modular: Works seamlessly with third-party vegetation, water, and environment systems.
• High Performance: Built for fast iteration and efficient terrain generation.
• Compatibility: Supports Built-in, URP, and HDRP (Unity 2022 LTS+).

(Third-Party Content — Please refer to the 3rdPartyNotices.txt file in the documentation folder for texture attributions used in the demo.)