CorelLaser and LaserDRW - Engraving and Cutting in one job - YouTube
K40 Laser Cutting Engraving Machine Community | Obsolete historical archive of community conversation from Google+ on K40 laser cutting and engraving machines
Laser Draw (LaserDRW) - Inkscape Extension
Laser Draw for PC / Mac / Windows 7.8.10 - Free Download - Napkforpc.com