Wall.alphacoders – Great for specific resolutions like 1600x1000. Awesome Neon Backgrounds - Wallpaper Cave Wallpaper Cave [150+] Free Neon Wallpapers | WallpaperSafari Wallpaper Safari [150+] Awesome Neon Backgrounds | WallpaperSafari Wallpaper Safari
Characterized by 80s-inspired grids, glowing suns, and palm trees in shades of pink, purple, and blue. 1600x1000 Awesome Neon Background">
Futuristic, rain-slicked streets illuminated by vibrant neon signs and holographic displays. and blue. Futuristic
Wallpaper Access – Offers a variety of "Cool Neon Art" and cyberpunk themes. 1600x1000 Awesome Neon Background">
WallpaperCave – A community-driven site with tons of free neon-themed downloads.
You can find high-quality collections at these popular wallpaper sites: WallpaperSafari – Features curated galleries of neon art.