Detail this asset from Unity Asset Store: https://assetstore.unity.com/packages/tools/modeling/mesh-slicer-59618
But now you can download Mesh Slicer FREE.
Mesh Slicer v2.0
– Synchronous/Asynchronous slice;
– Slice meshes with colliders converting BoxCollider, SphereCollider and CapsuleCollider to MeshCollider;
– Skinned mesh support (beta version)
– Easy to extend;
– Very fast algorithm (just look comments);
– Smart optimization. So after slice you will not see any redundant triangles or vertex due to slice;
– Slice by plane;
– Slice by knife (examples).
The game that uses this asset (android): BeSlicer
You can try it for free here. This is fully featured mesh slicer, but with no source code (dll-s only). And it will not work in release mode more than one minute.
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