Mosack
Mosack is a Framer theme by Starterrr (Free). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 98 for mobile speed and 99 for desktop speed, 100/100 for SEO and 100/92 for accessibility (mobile/desktop, 0–100).
Mobile98
Desktop99
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 98 | 99 |
| SEO | 100 | 100 |
| Accessibility | 100 | 92 |
| 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 — Mosack home page
Mobile
Speed 98 · 2 points to gain
- −1.1 First Contentful Paint medium effort
- −0.8 Largest Contentful Paint medium effort
Desktop
Speed 99 · 1 points to gain
- −1.3 Largest Contentful Paint medium effort
Accessibility 92 · 8 points to gain
- −7.6 Touch targets do not have sufficient size or spacing. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Mosack default demo ↗ | 98 | 100 | 100 | 99 | 100 | 92 | 2026-09-13 |
| home ↗ | 98 | 100 | 100 | 99 | 100 | 92 | 2026-09-13 |
Show this score on your site
A live badge: it always shows Mosack's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/framer/mosack"><img src="https://themestested.com/badge/framer/mosack.svg" alt="Mosack speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.