Neumorphirsm UI - https://uxplanet.org/neumorphism-in-user-interface-tutorial-c353698ac5c0
Glassmorphism - https://hype4.com/blog/glassmorphism
Dark mode UI - https://99designs.com/blog/web-digital/dark-mode/
SynthWave - https://dribbble.com/tags/synthwave
Flat Design - https://99designs.com/blog/design-history-movements/flat-design-and-semi-flat-design/
Espero ter ajudado!