Sill
Sill is a Framer theme by BuiltByKern (Free). Tested on 2026-09-23 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 73 for mobile speed and 96 for desktop speed, 100/100 for SEO and 100/100 for accessibility (mobile/desktop, 0–100).
Mobile73
Desktop96
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 73 | 96 |
| SEO | 100 | 100 |
| Accessibility | 100 | 100 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-09-23 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Sill home page
Mobile
Speed 73 · 27 points to gain
- −23.3 Largest Contentful Paint medium effort
- −2.2 Cumulative Layout Shift medium effort
- −1.5 First Contentful Paint medium effort
- 450 ms Reduce unused JavaScript high effort
Desktop
Speed 96 · 4 points to gain
- −4.5 Largest Contentful Paint medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Sill default demo ↗ | 73 | 100 | 100 | 96 | 100 | 100 | 2026-09-23 |
| home ↗ | 73 | 100 | 100 | 96 | 100 | 100 | 2026-09-23 |
Show this score on your site
A live badge: it always shows Sill's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/framer/sill"><img src="https://themestested.com/badge/framer/sill.svg" alt="Sill speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.