Atomist
Listed as "Atomist - Shadcn SaaS Landing Page Template"
Atomist is a Astro theme by Shadcn Space (Paid). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 59 for mobile speed and 88 for desktop speed, 100/100 for SEO and 94/98 for accessibility (mobile/desktop, 0–100).
Mobile59
Desktop88
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 59 | 88 |
| SEO | 100 | 100 |
| Accessibility | 94 | 98 |
| 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 — Atomist - Shadcn SaaS Landing Page Template home page
Mobile
Speed 59 · 41 points to gain
- −25 Largest Contentful Paint medium effort
- −8.9 Speed Index medium effort
- −7 First Contentful Paint medium effort
- 2.5 s Reduce unused JavaScript high effort
Accessibility 94 · 6 points to gain
- −4.5 Links do not have a discernible name medium effort
- −1.9 Document does not have a main landmark. medium effort
Desktop
Speed 88 · 12 points to gain
- −8 Speed Index medium effort
- −2.4 Total Blocking Time medium effort
- −1.3 Largest Contentful Paint medium effort
Accessibility 98 · 2 points to gain
- −1.9 Document does not have a main landmark. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Atomist - Shadcn SaaS Landing Page Template default demo ↗ | 59 | 100 | 94 | 88 | 100 | 98 | 2026-09-12 |
| home ↗ | 59 | 100 | 94 | 88 | 100 | 98 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Atomist's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/astro/atomist-shadcn-saas-landing-page-template"><img src="https://themestested.com/badge/astro/atomist-shadcn-saas-landing-page-template.svg" alt="Atomist speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.