The short answer
The best laser engraving software depends on what you run and how you work. LightBurn is the safest all-round choice for the widest range of machines. LaserGRBL is a solid free option if you are on Windows with a GRBL diode laser. EZCAD is the standard for fiber marking. Vextrify is the strongest pick if you want to run several lasers at once, align designs on the real material with a camera, work natively on a Mac, and prepare photos, logos and AI images for engraving in the same app.
Widest machine support: LightBurn
Free on Windows: LaserGRBL
Multi-laser, Mac-native, all-in-one prep: Vextrify
What actually matters when you choose
Look past feature checklists and match the tool to your real workflow. Does it run your specific controller (GRBL, Ruida/CO2, fiber)? Does it work on your operating system? Can it place a design precisely on the material? How much of the image, layout and export work happens before you ever touch the machine? And if you grow to more than one laser, does the software grow with you or force a second seat?
Controller and OS support for your hardware
Precise placement on the real material
How much prep happens before the machine
Whether it scales to more than one laser
How the main options compare
LightBurn is mature, paid, and supports an enormous range of diode and CO2/Ruida machines with a large community — its strength is breadth and reliability for a single machine at a time. LaserGRBL is free and lightweight but Windows-only and focused on GRBL diode lasers. EZCAD targets fiber/galvo marking. Vextrify works in the browser and as a native macOS and Windows desktop app, runs several lasers live from one license, overlays your design on the material with a calibrated camera, and brings background removal, vectorizing, AI image prep and photo-engraving into the same flow.
LightBurn — broadest device support, mature, paid
LaserGRBL — free, Windows-only, GRBL diode
EZCAD — fiber/galvo marking
Vextrify — multi-laser, camera-aligned, Mac+Windows, built-in prep
Where Vextrify is different
Vextrify is built as one connected suite instead of a single-machine controller. You can run several lasers at once, each with its own job; a calibrated camera and the millimetre-accurate Artboard place every design exactly on the material; a material-based engine suggests speed and power; and every tool — background removal, contour-to-SVG, vectorize, photo and AI prep — feeds straight into the job. It runs natively on macOS and Windows, and exports clean files for LightBurn, EZCAD or Ruida when a job belongs elsewhere.
Several lasers at once from one license
Camera + Artboard place designs exactly on the material
Material-based speed & power, saved as recipes
Background, contour, SVG, photo and AI prep feed the job
Which one should you pick?
If you run one well-supported machine and want the largest community and device list, LightBurn is the safe default. If you are on Windows with a basic GRBL diode laser and want free, LaserGRBL is fine. If you mark metal with a fiber laser, EZCAD fits. If you want multi-laser control, Mac-native work, camera-accurate placement and an all-in-one prep-to-burn flow, Vextrify is the stronger choice — and you can try it free in the browser first.
One supported machine, biggest community → LightBurn
Free Windows GRBL → LaserGRBL
Fiber marking → EZCAD
Multi-laser, Mac, all-in-one prep → Vextrify