Starwind UI
Starwind UI is a Astro theme by Branden (Free). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 88 for mobile speed and 99 for desktop speed, 100/100 for SEO and 85/85 for accessibility (mobile/desktop, 0–100).
Mobile88
Desktop99
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 88 | 99 |
| SEO | 100 | 100 |
| Accessibility | 85 | 85 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Starwind UI home page
Mobile
Speed 88 · 12 points to gain
- −8.8 Largest Contentful Paint medium effort
- −3.2 First Contentful Paint medium effort
Accessibility 85 · 15 points to gain
- −3.7 `[aria-*]` attributes do not match their roles medium effort
- −3.7 Elements with an ARIA `[role]` that require children to contain a specific `[role]` are missing some or all of those required children. medium effort
- −3.7 Buttons do not have an accessible name medium effort
- −2.6 ARIA toggle fields do not have accessible names medium effort
- −1.1 Heading elements are not in a sequentially-descending order medium effort
Desktop
Speed 99 · 1 points to gain
- −0.5 Largest Contentful Paint medium effort
Accessibility 85 · 15 points to gain
- −3.7 `[aria-*]` attributes do not match their roles medium effort
- −3.7 Elements with an ARIA `[role]` that require children to contain a specific `[role]` are missing some or all of those required children. medium effort
- −3.7 Buttons do not have an accessible name medium effort
- −2.6 ARIA toggle fields do not have accessible names medium effort
- −1.1 Heading elements are not in a sequentially-descending order medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Starwind UI default demo ↗ | 88 | 100 | 85 | 99 | 100 | 85 | 2026-09-12 |
| home ↗ | 88 | 100 | 85 | 99 | 100 | 85 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Starwind UI's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/astro/starwind-ui"><img src="https://themestested.com/badge/astro/starwind-ui.svg" alt="Starwind UI speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.