Easy Cut Studio - Easy Cut Studio is a vinyl cutting software to design and cut signs, logos, lettering, shapes, and decals.
CutList Optimizer - A free cutlist optimizer
SketchCut - Simple App for cutting sheet materials (chipboard, MDF, glass, plastic, etc.).
GoNest 2D - Nesting software for cutting pipe, sheet metal, glass.
Champcut - Optimize cutting (nesting) of any linear material such as reel material, metal profiles, bars...
Cut Micro - Small program can help you to calculate optimal cut of rectangular details.