40+ JavaScript Background Effects for Developers

Learn how to create stunning and engaging JavaScript background effects for your website or web application. This guide covers everything from basic concepts to advanced techniques, with code examples and demos.

RELATED ARTICLES

1. CSS Animated Backgrounds
2. CSS Triangle Backgrounds
3. CSS Blur Background
4. CSS Background Patterns

1. Change Background Colour with GSAP ScrollTrigger by Cameron Knight

Author: Cameron Knight
Links: Source Code / Demo
Made with: HTML CSS JS

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2. Move Background Perspective On Mouse Move Effect by Kriszta

Author: Kriszta
Links: Source Code / Demo
Made with: HTML CSS JS

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3. Space Elevator by Eslam Yahya

Author: Eslam Yahya
Links: Source Code / Demo
Made with: HTML CSS JS

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4. Background Rotating Squares by AzazelN28

Author: AzazelN28
Links: Source Code / Demo
Made with: HTML CSS JS

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5. Color Changin’ by Alex Zaworski

Author: Alex Zaworski
Links: Source Code / Demo
Made with: HTML CSS JS

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6. Tetris Background by Loktar

Author: Loktar
Links: Source Code / Demo
Made with: HTML CSS JS

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7. Personal Website by Jonas Badalic

Author: Jonas Badalic
Links: Source Code / Demo
Made with: HTML CSS JS

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8. Triple A Wallpapers by Scott Weaver

Author: Scott Weaver
Links: Source Code / Demo
Made with: HTML CSS JS

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9. Background Shape Change by Strahinja Babić

Author: Strahinja Babić
Links: Source Code / Demo
Made with: HTML CSS JS

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10. Colorful Squares by Johan Karlsson

Author: Johan Karlsson
Links: Source Code / Demo
Made with: HTML CSS JS

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11. Grayscale Ambient Background by jen

Author: jen
Links: Source Code / Demo
Made with: HTML CSS JS

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12. Spipa Circle by Alex Andrix

Author: Alex Andrix
Links: Source Code / Demo
Made with: HTML CSS JS

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13. Fill Backgrounds With Animation by Chris Smith

Author: Chris Smith
Links: Source Code / Demo
Made with: HTML CSS JS

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14. Random Chevron Pattern by Johan Karlsson

Author: Johan Karlsson
Links: Source Code / Demo
Made with: HTML CSS JS

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15. BVAmbient – VanillaJS Background Particles by Bruno Vieira

Author: Bruno Vieira
Links: Source Code / Demo
Made with: HTML CSS JS

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16. Motion by Tadas Karpavičius

Author: Tadas Karpavičius
Links: Source Code / Demo
Made with: HTML CSS JS

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17. Truchet Lattice by Ben Matthews

Author: Ben Matthews
Links: Source Code / Demo
Made with: HTML CSS JS

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18. Orange Squares by Johan Karlsson

Author: Johan Karlsson
Links: Source Code / Demo
Made with: HTML CSS JS

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19. JavaScript Canvas by Toshiya Marukubo

Author: Toshiya Marukubo
Links: Source Code / Demo
Made with: HTML CSS JS

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20. Calm Breeze Login Screen by Lewi Hussey

Author: Lewi Hussey
Links: Source Code / Demo
Made with: HTML CSS JS

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21. Sparticles by Simon Goellner

Author: Simon Goellner
Links: Source Code / Demo
Made with: HTML CSS JS

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22. JavaScript Canvas by Toshiya Marukubo

Author: Toshiya Marukubo
Links: Source Code / Demo
Made with: HTML CSS JS

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23. SVG Cosmos Pattern by agathaco

Author: agathaco
Links: Source Code / Demo
Made with: HTML CSS JS

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24. Flow Field N by Fabio Ottaviani

Author: Fabio Ottaviani
Links: Source Code / Demo
Made with: HTML CSS JS

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25. Ashfall by Liam Egan

Author: Liam Egan
Links: Source Code / Demo
Made with: HTML CSS JS

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26. Hello Matrix by Manan Tank

Author: Manan Tank
Links: Source Code / Demo
Made with: HTML CSS JS

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27. Background Texture Across Several Divs by Michael Burridge

Author: Michael Burridge
Links: Source Code / Demo
Made with: HTML CSS JS

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28. Hello Light by ycw

Author: ycw
Links: Source Code / Demo
Made with: HTML CSS JS

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29. Sparse Triangle Background by Mac Galeano

Author: Mac Galeano
Links: Source Code / Demo
Made with: HTML CSS JS

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30. Fireflies by Michal

Author: Michal
Links: Source Code / Demo
Made with: HTML CSS JS

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31. Random Responsive Balls In The Background by Nash Vail

Author: Nash Vail
Links: Source Code / Demo
Made with: HTML CSS JS

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32. Random, Cos and Sin by Kevin Levron

Author: Kevin Levron
Links: Source Code / Demo
Made with: HTML CSS JS

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33. Rymd by Hakim El Hattab

Author: Hakim El Hattab
Links: Source Code / Demo
Made with: HTML CSS JS

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34. Colorful Circles by Johan Karlsson

Author: Johan Karlsson
Links: Source Code / Demo
Made with: HTML CSS JS

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35. Fancy Background Shapes by Godje

Author: Godje
Links: Source Code / Demo
Made with: HTML CSS JS

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36. Animated CSS Mask-image Gradient by Chris Neale

Author: Chris Neale
Links: Source Code / Demo
Made with: HTML CSS JS

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37. 💎 Crystal Parallax 💎 by Tibix

Author: Tibix
Links: Source Code / Demo
Made with: HTML CSS JS

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38. Grid Worms by Red

Author: Red
Links: Source Code / Demo
Made with: HTML CSS JS

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39. Antigravity FLOW by Marco Dell’Anna

Author: Marco Dell’Anna
Links: Source Code / Demo
Made with: HTML CSS JS

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40. Sea Waves by Stefan Weck

Author: Stefan Weck
Links: Source Code / Demo
Made with: HTML CSS JS

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41. 1337 Matrix by Pavitra Golchha

Author: Pavitra Golchha
Links: Source Code / Demo
Made with: HTML CSS JS

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42. JavaScript Canvas by Toshiya Marukubo

Author: Toshiya Marukubo
Links: Source Code / Demo
Made with: HTML CSS JS

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43. Æther by Sean Free

Author: Sean Free
Links: Source Code / Demo
Made with: HTML CSS JS

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44. Unicode Patterns by F.ala O.viara

Author: F.ala O.viara
Links: Source Code / Demo
Made with: HTML CSS JS

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45. Metaballs – WebGL by Alfons Nilsson

Author: Alfons Nilsson
Links: Source Code / Demo
Made with: HTML CSS JS

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46. Wobble by Paul Neave

Author: Paul Neave
Links: Source Code / Demo
Made with: HTML CSS JS

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