# loadingio/css-spinner

small, elegant pure css spinner for ajax or loading animation

Repository: https://github.com/loadingio/css-spinner
Canonical: https://ross.abutalabs.com/products/css-spinner
Homepage: https://loading.io/css/
Language: JavaScript
License Family: other
Topics: ajax, spinner, loader, loading, icon, preloader, css, html
Last push: 2023-06-05T19:45:15+00:00

## Health v2 (maintenance only)
Score: 23/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 0, release rhythm 8, longevity 100
- inputs: {"age_days": 3382, "days_push": 1185, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1768, forks 234 (observed 2026-08-28T04:05:33.692240+00:00)

## What it is
A collection of 12 small, elegant pure CSS loading spinners for websites, with no external dependencies. Each spinner averages ~1KB, is customizable via Stylus variables, and is usable by copy-pasting HTML/CSS or through npm and pug mixins.

## Use cases
- add a loading spinner to my website
- css loader for ajax requests
- pure css preloader without javascript
- customize a loading animation with stylus variables
- small lightweight spinner under 1kb
- copy paste loading icon into html

## When to choose
- you need dependency-free, tiny CSS-only loading spinners
- you want to copy-paste loaders or integrate via Stylus/pug
- you need CC0-licensed assets usable in any project

## When to avoid
- you need to support IE9 or older browsers that lack CSS animations
- you need complex or highly animated loaders beyond simple spinners
- you want a maintained library with an explicit license file and active development

## Facets
- artifact type: library
- maturity: maintenance
- function: ui-components, css-framework, animation
- domain: web-development, frontend, web-design
- platform: browser, cross-platform
- tags: css-spinners, loading-animation, preloader, ajax-loader, stylus, pug, cc0, no-dependencies

## Member repositories
- loadingio/css-spinner (main) score 23

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:33.692240+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T03:26:22.850380+00:00, confidence not recorded.
  - readme: https://github.com/loadingio/css-spinner (fetched 2026-08-28T04:05:33.692240+00:00, sha 3da709afbca7)
  - homepage: https://loading.io/css/ (fetched 2026-08-29T11:05:05.061601+00:00, sha 871b40af30ba)
  - site_page: https://loading.io/about (fetched 2026-08-29T11:05:05.068686+00:00, sha 9bc173cb651e)
  - site_page: https://loading.io/pricing (fetched 2026-08-29T11:05:05.064460+00:00, sha 4488fdab2fd7)
  - site_page: https://loading.io/faq (fetched 2026-08-29T11:05:05.066491+00:00, sha 6395b6d9f780)
- Data as of 2026-08-30T08:39:29.467469+00:00.