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@notfoundpages

Not Found Pages

Open source collection of creative and modern 404 error pages. Discover minimal, animated, and experimental designs built by developers for developers.

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  1. 404-particle-reassembly-classic 404-particle-reassembly-classic Public

    Interactive particle-based 404 error page built with HTML Canvas and vanilla JavaScript. Instead of static text, the “404” breaks into particles that react to mouse/touch, disintegrate, and smoothl…

    JavaScript 4 2

  2. 404-animated-silk-bg-three-js 404-animated-silk-bg-three-js Public

    A beautiful, responsive 404 error page with an animated silk-like background powered by Three.js and custom shaders. Built with modern HTML, CSS, and WebGL for smooth visuals and fluid performance.

    JavaScript 3

  3. 404-blurglass-max-music 404-blurglass-max-music Public

    A modern, immersive 404 error page built with a clean glassmorphism interface, dynamic background switching, and an interactive music player that supports track previews, navigation, and smooth UI …

    CSS 2 1

  4. 404-matrix-rain-katakana-classic 404-matrix-rain-katakana-classic Public

    A visually striking 404 error page featuring a Matrix-style digital rain effect built with HTML, CSS, and JavaScript. Instead of a plain 404 message, users see cascading green characters that mimic…

    HTML 2

  5. animated-silk-background-three-js animated-silk-background-three-js Public

    This project creates a dynamic, organic flowing effect using custom GLSL shaders and Three.js, optimized for performance and responsiveness. Ideal for eye-catching backgrounds in web projects or cr…

    JavaScript 2

  6. 404-retro-macos-desktop-remastered 404-retro-macos-desktop-remastered Public

    Retro desktop-style 404 page inspired by classic window interfaces. Features a minimal monospace design, macOS-like title bar controls, interactive color switching, and a clean UI layout. Built wit…

    CSS 2

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