CNCjs is a full-featured web-based interface for CNC controllers running Grbl, Marlin, Smoothieware, or TinyG
For a more complete introduction, see the Introduction section of the wiki page.
LaserWeb is an application for Generating GCODE from DXF/SVG/BITMAP/JPG/PNG files for Lasers and CNC Mills
Controlling a connected CNC / Laser machine (running either Grbl, Smoothieware, TinyG or MarlinKimbra)
Laserweb is great to use with the Vertigo CNC laser attachment, and can also be used for CNC milling
Download it here