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A scene simplifier for Blender to increase viewport performance.

Mustard Simplify temporarily disables scene and object features that are usually not needed while animating, giving you a faster, smoother viewport. When you are done, everything can be restored with a single click.

Note

Requirement: Blender 4.3 or above

Guide for version: 2026.3.x

Documentation

Use the sidebar on the right to navigate, or jump to a section below.

Getting Started

• Installation: install as a Blender Extension (recommended) or legacy add-on.

Usage

• Simplify: the core feature, disable heavy features of your scene.
  • Cycles Culling: disable/enable culling settings on Objects.
  • Modifiers: choose which modifier types to simplify.
  • Shape Keys: fine-grained control over driven and non-driven shape keys.
• Exceptions: exclude specific objects or collections from simplification.
• Execution Times: measure how long your modifiers take to evaluate.
• Others — additional settings such as the texture size limit.

Tools

• Tools Overview: extra scene-cleaning utilities.
  • Scene Complexity Analyzer: color the scene as a heatmap to spot the heaviest meshes.
  • Armature Proxy Generator: generate a high-performance proxy for animation.
  • Data Removal: remove unused data blocks to boost performance.

Configuration

• Settings: add-on preferences (Advanced and Debug options).