[Source] BlenderNation

The Blender Foundation has released Blender 2.63 with an enormous number of improvements, fixes and additions.

This release was focused on integrating and stabilizing the long awaited BMesh modeling system, which has full support for N-sided polygons and many new modeling tools. New tools include Dissolve, Inset, Bridge, Vertex Slide, Vertex Connect, Bevel, and improved versions of Knife, Subdivide and Rip.

Blender 2.63: Download | Release Notes