While LightBurn is a design powerhouse, it doesn't come pre-loaded with a massive art collection. You can source .lbart (the proprietary LightBurn Art Library format) files from several trusted locations: Free LightBurn Art Library Download | Tyvok Resources
Click the button next to each category you want. LightBurn will automatically place these into the correct folder and index them. Depending on your internet speed, the full LightBurn Art Library download might take 2–5 minutes.
I can write a concise, positive review for the LightBurn Art Library download. Here's one ready to use: