Flat Kit is a complete solution to achieve the stylish cel-shaded look: shaders, models, image effects, presets, examples.
The custom shading model is versatile enough to work great for classic cel/toon shading and for unique styles of experimental projects.
NEW IN VERSION 4.0
Pixelation image effect (+ new demo scene) for a stylish low-res look
Mesh processor that generates perfectly smooth normals that greatly improve object-based outlines
New demo scene “Desert” showing a Moebius-esque style using the Outline image effect
Stylized Surface materials now support Local Space Height Gradients
Complete Inspector UI overhaul of Stylized Surface and Water shaders (+ tooltips on ALL parameters)
⭐ FEATURES ⭐
✔ Feature-rich shading model covers a wide range of stylized rendering styles.
✔ Stylized water: super versatile shader and assets that can handle anything from coffee in a cup to an open ocean. Includes buoy script for floating objects to remain on the surface. The water shader is available only in URP.
✔ Outline effect: depth, normal and color outlines that works both with isometric and perspective cameras.
✔ Stylized fog: Multi-stop horizontal/vertical gradient Fog Image Effect.
✔ Pixelation: Stylish retro effect with large juicy pixels.
✔ Terrain shader that works with Unity or third party terrain.
✔ Light Plane shader for 3D highlights and god rays.
✔ All Unity-supported platforms: all shaders and scripts support mobile (Android and iOS), WebGL, consoles and everything in between.
✔ VR and AR: Full XR support, including Single Pass Stereo Rendering.
✔ Built-in and URP support – Flat Kit supports both rendering pipelines.
✔ All latest Unity features are always supported: SRP batcher, LOD cross-fade, you name it.
✔ Battle tested – lots of games built with Flat Kit have been successfully released on Steam, App Store, Google Play, Nintendo Switch and other stores.
✨ AND ALSO ✨
Precise control over shadows – ideal for character lighting
Ability to control Unity built-in shadows
Indirect lighting and stylized lightmap support
Vertex color support, including Polybrush
Intuitive, simple and streamlined interface — use only what you need
Color the scene precisely — without guesswork
Full source code is included
All features are fully documented and have a demo scene
Regular updates and new features
Fast and friendly support
Core toon shader overview:
★ Cel shading with parametric banding: single, steps, curve
★ Independent cel layers that can be layered to achieve unique look
★ Height gradient layer
★ Outline shader with multiple modes
★ Blend between normal and cel shading with a slider
★ Specular and rim lighting bring stylized lighting controls to your objects
★ Albedo, normal, emission and detail maps support
★ Reusable custom lighting in a shader library that you can integrate in your shaders (optional).
