Aurora Generator
Generate flowing aurora borealis light curtains on a dark sky, distorted with seeded noise for an organic, non-repeating glow — customizable colors and intensity.
About the Aurora Generator
Generate flowing aurora borealis light curtains on a dark sky, distorted with seeded noise for an organic, non-repeating glow — customizable colors and intensity. It's well suited to desktop wallpapers, mobile wallpapers, and social media, wherever a distinctive backdrop makes a difference. Export the finished design as PNG, JPG, WEBP, SVG, or PDF, whichever suits your workflow. Choose from HD, Full HD, 2K, and 4K presets — or set a fully custom size up to 8000px per side — and download instantly, free, with no login or watermark.
Ways to Use the Aurora Generator
Desktop wallpapers
Generate the Aurora Generator at 4K and set it as a desktop or ultra-wide monitor wallpaper.
Mobile wallpapers
Export the Aurora Generator at a phone-sized resolution to use as a lock screen or home screen wallpaper.
Social media
Export the Aurora Generator as a square or vertical image for posts, stories, or profile banners.
YouTube thumbnails
Use the Aurora Generator as an eye-catching backdrop behind thumbnail text or a face cutout.
Branding
Use the Aurora Generator's colors and mood as a backdrop for brand moodboards or style guides.
Frequently Asked Questions
Is the Aurora Generator free to use?
Yes. The Aurora Generator is completely free, with no account, no sign-up, and no watermark on anything you download — for personal or commercial projects.
What file formats can I export from the Aurora Generator?
PNG, JPG, WEBP, SVG, or PDF. PNG and WEBP support transparency, JPG is smaller but opaque, and PDF is sized to match your chosen dimensions exactly.
What resolutions does the Aurora Generator support?
HD, Full HD, 2K, and 4K presets, plus a fully custom width and height up to 8000px per side — export re-renders at full resolution, so it stays sharp.
Can I randomize the Aurora Generator's design?
Yes — click Randomize, or adjust the seed value, to generate a new variation instantly while keeping your color and style settings.
Can I customize the colors and density of the Aurora Generator?
Yes — adjust the color palette and density sliders to make the Aurora Generator sparser or denser and shift its overall palette.