Uploading firmware on different boards: GRBL / Marlin. Settings, parameters. - EnduranceLasers
marlin - Laser LA03-5000 wiring to RAMPS 1.4 - 3D Printing Stack Exchange
laser + ramps1.4 + Marlin 2.0 - YouTube
Marlin firmware as laser cutter
GitHub - perivar/grblForRAMPS: RAMPS 1.4 fork of Grbl. An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino
Ramps with Laser - Advice - V1 Engineering Forum
Upgrading of a board with the Marlin firmware for laser engraving using an RAMPS 1.4 board as an example. - EnduranceLasers
Dream Maker - Micro Multi-Tool CNC with 3D Printer, Lazer : Control Wiring Connection for Laser Driver
Running RAMPS 1.4 on a DIY engraving machine. Using a Marlin firmware. - YouTube