UtilityKit
40+ fast, free tools. Most run in your browser only; Image & PDF tools upload files to the backend when you run them.
CSS Spinner Generator
Browse spinner presets, tweak size speed and color, and copy animation-ready CSS.
About CSS Spinner Generator
CSS Spinner Generator packages battle-tested loading animations into single-class snippets you can drop into shipping apps. Swap between ring, dual-ring, dots, pulse, and bar presets while tweaking diameter, palette, and timing constants. Each preset bundles compact keyframes so engineers avoid rewriting boilerplate during sprint crunch.
Why use CSS Spinner Generator
- Keep loader motion consistent across micro-frontends
- Avoid heavy GIF assets
- Prototype skeleton replacements quickly
How to use CSS Spinner Generator
- Pick a preset that matches your visual language
- Dial size, color, and animation duration
- Copy CSS including keyframes
When to use CSS Spinner Generator
- Button pending states
- Full-screen fetch gates
- Embedded widgets
Frequently Asked Questions
Will animations respect prefers-reduced-motion?
Wrap copied CSS with media queries on your side.
Are SVG loaders better?
SVG offers complex shapes; CSS excels for lightweight rings.
Can I nest spinners?
Avoid stacking transforms; isolate each spinner container.
Does speed accept decimals?
Yes, sub-second timings are supported.
Offline capable?
Yes without backend calls.