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Free Unity tools and editor extensions

3DCGHUB
Physics

Easy Collider Editor

Easy Collider Editor speeds up collider placement in Unity by letting you select mesh vertices, preview the result, and create common collider shapes with a shortcut. It also reaches into VHACD-based convex hull generation and skinned mesh bone colliders when simple primitives are not enough.

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3DCGHUB
Physics

Dynamic Water Physics 2

Dynamic Water Physics 2 simulates buoyancy and hydrodynamics from mesh data, so objects of any shape or size can react to water above or below the surface. It also includes ship and submarine controls, multiplayer support, and integration with several water systems.

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3DCGHUB
Physics

Arcade Vehicle Physics

Arcade Vehicle Physics focuses on quick, drivable vehicle setup for arcade racing, car combat, and arena-style games. It uses a body-and-wheels workflow, includes camera behavior through Cinemachine, and keeps movement logic open for project-specific changes.

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3DCGHUB
Particles & Effects

Volumetric Shadows for Particles

Volumetric Shadows for Particles combines slice-based particle rendering with a volumetric shadow map for smoke, steam, dust, and fire. It gives a Unity workflow for shaping particle shadows with light type, slice count, and surface shading controls.

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3DCGHUB
Particles & Effects

Sky Master ULTIMATE: Volumetric Skies, Clouds & Weather

Sky Master ULTIMATE is a Unity weather system that brings dynamic sky, volumetric clouds, lighting, GI, and ocean modules into one setup. It centers on Sky Manager control for day-night cycles and weather transitions, with pipeline-specific versions available for different render paths.

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Particles & Effects

See-through Shader

The See-through Shader keeps playable characters visible even when they move behind walls, structures, or other meshes. It works without modifying the mesh and comes with tools that make the effect quick to set up in a project.

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Particles & Effects

Portal Effect: HDRP

Portal Effect: HDRP focuses on portals players can see and walk through, with the sense that space itself has been warped. It includes open, idle, and close VFX states, seamless camera transition, and rigidbody velocity preservation for HDRP projects.

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3DCGHUB
Particles & Effects

MudBun: Volumetric VFX & Modeling

MudBun focuses on localized volumetric effects that need real-time mesh generation, surface distortion, and flexible shaping. It also reaches into volumetric modeling, with meshing modes, auto-rigging, and export options that fit into Unity workflows.

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3DCGHUB
Particles & Effects

Magic Mirror Pro – Recursive Edition

Magic Mirror Pro – Recursive Edition brings recursive reflections into Unity with support for mirror surfaces, a fix for recursive water reflections, and shadow rendering across recursion layers. It also includes tuning options for performance and layer control, along with clear limits for VR and re

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3DCGHUB
Particles & Effects

LUMINA GI HDRP: Real-Time Voxel Global Illumination

LUMINA GI HDRP brings voxel-based real-time global illumination into HDRP with a setup path that stays focused on scene lighting rather than screen-space tricks. It uses sun and mesh-shaped light sources, stays locally stable in motion, and comes with clear limits on Unity versions, render modes, an

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