Kerbel
Kerbel is a Framer theme by John Nicholson ($79). Tested on 2026-09-24 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 62 for mobile speed and 67 for desktop speed, 66/66 for SEO and 89/94 for accessibility (mobile/desktop, 0–100).
Mobile62
Desktop67
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 62 | 67 |
| SEO | 66 | 66 |
| Accessibility | 89 | 94 |
| Best practices | 92 | 92 |
Single preset · measured 2 times since 2026-09-24 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Kerbel home page
Mobile
Speed 62 · 38 points to gain
- −26.4 Total Blocking Time medium effort
- −7 Cumulative Layout Shift medium effort
- −3.4 Speed Index medium effort
- −0.8 First Contentful Paint medium effort
SEO 66 · 34 points to gain
- −33.6 Page is blocked from indexing low effort
Accessibility 89 · 11 points to gain
- −4.4 Elements use prohibited ARIA attributes medium effort
- −4.4 `<html>` element does not have a `[lang]` attribute low effort
- −1.9 Document does not have a main landmark. medium effort
Best practices 92 · 8 points to gain
- −3.8 Browser errors were logged to the console medium effort
- −3.8 Issues were logged in the `Issues` panel in Chrome Devtools high effort
Desktop
Speed 67 · 33 points to gain
- −29.7 Total Blocking Time medium effort
- −1.4 Speed Index medium effort
- −1 Largest Contentful Paint medium effort
- −0.5 First Contentful Paint medium effort
SEO 66 · 34 points to gain
- −33.6 Page is blocked from indexing low effort
Accessibility 94 · 6 points to gain
- −4.4 `<html>` element does not have a `[lang]` attribute low effort
- −1.9 Document does not have a main landmark. medium effort
Best practices 92 · 8 points to gain
- −3.8 Browser errors were logged to the console medium effort
- −3.8 Issues were logged in the `Issues` panel in Chrome Devtools high effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Kerbel default demo ↗ | 62 | 66 | 89 | 67 | 66 | 94 | 2026-09-24 |
| home ↗ | 62 | 66 | 89 | 67 | 66 | 94 | 2026-09-24 |
Show this score on your site
A live badge: it always shows Kerbel's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/framer/kerbel"><img src="https://themestested.com/badge/framer/kerbel.svg" alt="Kerbel speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.