Black Hole 404, Three.js Error Page Template
An interactive Three.js black hole 404 error page. Clone this template into your workspace to customize the cosmic visuals and links using the AI chat.
What's inside Black Hole 404
The parts this template already ships, and what each one is for.
WebGL black hole shader
The page uses a custom fragment shader to render a high-fidelity event horizon with gravitational lensing. It creates a cinematic and immersive experience for users who land on a broken link.
- 1Real-time ray-marching logic
- 2Procedural accretion disk noise
- 3Adjustable light distortion
- 4High-performance GLSL execution
What's inside Black Hole 404
- WebGL black hole shader
The page uses a custom fragment shader to render a high-fidelity event horizon with gravitational lensing. It creates a cinematic and immersive experience for users who land on a broken link.
- Real-time ray-marching logic
- Procedural accretion disk noise
- Adjustable light distortion
- High-performance GLSL execution
- Mouse responsive camera
The perspective shifts and warps based on the user's cursor movement. This interactive layer adds a sense of depth and scale to the cosmic background.
- Interactive parallax movement
- Smooth camera interpolation
- Dynamic lensing response
- Viewport-aware rendering
- Configurable navigation overlay
It includes a clean typography layer that sits above the 3D scene. This provides the 404 error code, a descriptive message, and a call-to-action button to redirect users.
- High-contrast text containers
- Responsive z-index stacking
- Pre-styled return button
- Standardized error messaging
What to get right first
The decisions that are painful to change later in Black Hole 404.
Wire the return button
Change the return button link to point to my main landing page and update the button text to say Go Home.
Change the gas color
Make the glowing gas in the accretion disk a deep neon purple to match my brand identity.
Update the error text
Rewrite the headline to say You have been pulled into the void and change the description text to something more playful.
Tweak animation speed
Slow down the rotation of the black hole so it feels more calm and less aggressive.
About this template
What it is for, and who should skip it.
What you would actually use this for
You would use this template to replace a standard, boring 404 screen on a developer portfolio, a SaaS marketing site, or a gaming platform. It turns a technical error into a visual hook that demonstrates technical polish. You might leave it open on a second monitor just to watch the lensing effects, which is why a visitor might stay on your site instead of bouncing immediately after hitting a dead link. It fits brands that want to signal a futuristic or high-tech aesthetic.
What you would change first
Most users will immediately ask the chat to point the return button to their home page or dashboard URL. You should also update the error message text to fit your brand voice. Changing the color of the accretion disk to match your primary brand color is a common request that takes one or two sentences in the chat. You can also ask to adjust the intensity of the light distortion if it feels too heavy for your site layout.
When to skip it
Skip this template if your target audience uses old business hardware or very low-power mobile devices. WebGL shaders require a decent graphics processor to run smoothly, and a laggy animation is worse than a static image. You should also avoid it if your brand voice is strictly conservative or if the cosmic theme clashes with a serious product like legal or medical software.
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Find answers to common questions about Black Hole 404, Three.js Error Page Template