Free Minecraft circle, sphere and dome generator with exact block counts and blueprints
AAA-caliber game AI engine for creating and controlling populations of NPCs in game worlds
Stage
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Founded
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Based in
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US
Pricing model
Free
Freemium
Pricing
Not given
Solo Developer Plan: Free. Pro Plan: $5,000 per title per year during development. Studio Plan: Custom pricing. Free pro plans available for discussion; free trials available.
Key features
Circle generator with adjustable diameter from 3 to 128 blocks
Live block count calculator showing total, visible and stack amounts
Hollow and solid fill modes with adjustable border thickness
Oval and ellipse generation with independent width and height
Sphere generator with layer-by-layer preview and material counts
Dome generator for half-sphere roofs and greenhouses
AI Build Generator to convert descriptions to 3D builds with downloadable mcfunction files
Center point highlighting to show exact build midpoint
Quick presets for common circle sizes (13, 17, 21, 31 blocks)
Coppola authoring tool for non-technical designers and writers to create dialogue and interactions
Pre-configured Archetypes with animation, behavior, dialogue and props ready to use
Deep Unreal Engine 5 integration with MetaHumans, Navmesh, and Behavior Trees support
Multi-agent and multi-modal planning for complex character interactions
Rehearsal text simulation to test dialogue before in-engine execution
Engine-agnostic C++ library with SDKs for Unreal, Unity and Roblox
Scale to hundreds of NPCs active simultaneously or thousands with streaming and LODs
What makes it different
Works identically across Java, Bedrock and console editions with no installation or signup required
Live block counting updates instantly as you adjust diameter and settings
Downloadable PNG and SVG blueprints that double as printable charts
Automatically handles complex voxel circle math so users build pixel-perfect rings without manual counting
Includes step-by-step building guides and tutorials for circles, spheres, domes and larger projects
End-to-end solution: authoring, planning and execution all integrated in one platform
Go from ideas to playtesting in minutes without requiring programmers
Built by industry veterans with over 75 years combined game development experience
No royalties charged when games ship, only for authoring tool during development
Transparent, inspectable AI that runs locally with no black box or cloud dependency