Cut fabric on a diode laser? Sure! Here is a demonstration on a 20 Watt diode laser. Using the WeCreat desktop laser in this video, but the settings used also apply to other brands of 20 watt lasers. If using a different wattage output laser, you will need to make some adjustments to speed, and possibly power.

To see this on a CO2 laser:    • CO2 Laser Cut On Fabric  

Laser used in this video is the WeCreat Vision and below is where to get one, along with a current special promotion they are running:

Valentine's Business Has Never Been So Easy!
Save Up to $1300 Official Website: https://bit.ly/3ulxIYS
The above is a Valentine's Day promotion, and I've secured an additional $100 discount for you with the code: RogersShop