MicroSplat for Unity is a modular shading system for terrains, focused on performance and ease of use. MicroSplat can be considered a replacement for the Unity Terrains shader system.

“Simply add the MicroSplatTerraincomponent to your terrains and with a single button press, your terrain shading is significantly improved”, reads a description.

Key Features

• Up to 32 textures on one terrain in a single pass
• Significantly faster than any other shader on the asset store
• PBR rendering, with automatic generation of normal and height maps, smoothness, and ambient occlusion data when textures are not provided
• Support for 2018.3 Terrain Instancing
• Height based blending
• Multiple lighting modes
• Terrain or World Space UVs
• Substance Support w/ substance plugin
• Support for Emissive and Metallic surfaces
• Utilities to import/export splat maps from external programs – Vegetation Studio integration which adds support for grass map rendering.
• Vegetation Studio integration which adds support for distance shadow rendering, rendering dynamic shadows over the entire terrain.

If you’d like to create a terrain easily you can do it with Gaea 1.0 from QuadSpinner.