Rayforge is described as 'Modern, cross-platform G-code sender and control software for GRBL-based laser cutters and engravers. Built with Gtk4 and Libadwaita, it provides a clean, native interface for Linux and Windows, offering a full suite of tools for both hobbyists and professionals' and is an app. There are more than 10 alternatives to Rayforge for Windows, Linux, Mac, Raspberry Pi and Web-based. The best Rayforge alternative is LightBurn. It's not free, so if you're looking for a free alternative, you could try Universal Gcode Sender or gSender. Other great apps like Rayforge are bCNC, OpenBuilds CONTROL, NC-Corrector and Candle.