FoundryOS
FoundryOS is a Framer theme by Marius Harea ($49). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 57 for mobile speed and 67 for desktop speed, 100/100 for SEO and 84/89 for accessibility (mobile/desktop, 0–100).
Mobile57
Desktop67
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 57 | 67 |
| SEO | 100 | 100 |
| Accessibility | 84 | 89 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-09-13 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — FoundryOS home page
Mobile
Speed 57 · 43 points to gain
- −28.5 Total Blocking Time medium effort
- −7.8 Largest Contentful Paint medium effort
- −5.6 First Contentful Paint medium effort
- −0.8 Speed Index medium effort
Accessibility 84 · 16 points to gain
- −4.6 Elements use prohibited ARIA attributes medium effort
- −4.6 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.6 `<html>` element does not have a `[lang]` attribute low effort
- −2 Document does not have a main landmark. medium effort
Desktop
Speed 67 · 33 points to gain
- −29.7 Total Blocking Time medium effort
- −1.7 Speed Index medium effort
- −1.3 Largest Contentful Paint medium effort
Accessibility 89 · 11 points to gain
- −4.6 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.6 `<html>` element does not have a `[lang]` attribute low effort
- −2 Document does not have a main landmark. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| FoundryOS default demo ↗ | 57 | 100 | 84 | 67 | 100 | 89 | 2026-09-13 |
| home ↗ | 57 | 100 | 84 | 67 | 100 | 89 | 2026-09-13 |
Show this score on your site
A live badge: it always shows FoundryOS's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/framer/foundryos"><img src="https://themestested.com/badge/framer/foundryos.svg" alt="FoundryOS speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.