Extrude

Reference

Mode: Edit Mode
Menu: Mesh ‣ Extrude
Shortcut: Alt-E

Extrude Faces

See Extrude Faces.

Extrude Faces Along Normals

See Extrude Faces Along Normals.

Extrude Individual Faces

See Extrude Individual Faces.

Extrude Manifold

See Extrude Manifold.

Extrude Edges

See Extrude Edges.

Extrude Vertices

See Extrude Vertices.

Extrude Repeat

Reference

Mode: Edit Mode
Menu: Mesh ‣ Extrude ‣ Extrude Repeat

This tool behaves similar to the Array Modifier, by extruding the selection along the Z axis of the view. If the selection is not Manifold it's extruded the specified number of times.

Offset X, Y, Z: Distance between the instances.
Steps: Number of instances.
Scale Offset: Multiplication factor to increase or decrease the offset.

Spin

See Spin.