Blender Addon Development Skill

Version: 2.1.1 Last Updated: 2026-06-10 Dependencies: Blender 5.1+, Python 3.11+

Blender 5.1+ Notes

# Modifier type (5.1+, also valid from 4.5+)
modifier = obj.modifiers.new("GeoNodes", type='NODES')  # Not 'GEOMETRY_NODES'

# Render engine (5.1+)
context.scene.render.engine = 'BLENDER_EEVEE_NEXT'  # Not 'BLENDER_EEVEE'