: For static designs, Vecteezy and Adobe Stock have extensive collections of neon-style lines and typography that can be scaled to 4K without loss of quality. ✍️ Recommended Neon Fonts
For a realistic "sign" look, consider using monoline or script fonts such as: : Clean, futuristic, and highly readable. NeonTube : Mimics the look of traditional glass tubing. Neon Lines | 4K
: Learn how to use the Appearance panel and multiple Gaussian blur layers to build a realistic neon effect that can be exported at any resolution. Check out this Illustrator Neon Tutorial . : For static designs, Vecteezy and Adobe Stock