Create a circle by Centre, Normal, Radius.
Create a rectangle by Midline, Rotation, Width.
Create a 3D syrpinsky fractal by Corners and Starting point.
Create points at fixed heights.
Deselect objects at random.
Scale a set of curves around a circular hole. (Jewelry ring-maker tool)
Subdivide all faces in a mesh object.
Merge multiple meshes into one using a forced join algorithm.
Specialized Hide, Show, Lock and Unlock tools. Existing selections are left intact.
Select points and grips by visual inclusion of any closed curve in any view.