AlteraOS
AlteraOS is a Framer theme by Divplate ($149). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 63 for mobile speed and 78 for desktop speed, 92/92 for SEO and 75/75 for accessibility (mobile/desktop, 0–100).
Mobile63
Desktop78
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 63 | 78 |
| SEO | 92 | 92 |
| Accessibility | 75 | 75 |
| 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 — AlteraOS home page
Mobile
Speed 63 · 37 points to gain
- −23.5 Largest Contentful Paint medium effort
- −9.6 Total Blocking Time medium effort
- −2.5 First Contentful Paint medium effort
- −1.4 Speed Index medium effort
- 450 ms Reduce unused JavaScript high effort
SEO 92 · 8 points to gain
- −7.7 Links do not have descriptive text low effort
Accessibility 75 · 25 points to gain
- −6.1 Buttons do not have an accessible name medium effort
- −4.2 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.2 Links do not have a discernible name medium effort
- −4.2 Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`). low effort
- −4.2 List items (`<li>`) are not contained within `<ul>`, `<ol>` or `<menu>` parent elements. low effort
- −1.8 Heading elements are not in a sequentially-descending order medium effort
Desktop
Speed 78 · 22 points to gain
- −17.1 Total Blocking Time medium effort
- −4.3 Largest Contentful Paint medium effort
- −0.8 Speed Index medium effort
SEO 92 · 8 points to gain
- −7.7 Links do not have descriptive text low effort
Accessibility 75 · 25 points to gain
- −6.1 Buttons do not have an accessible name medium effort
- −4.2 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.2 Links do not have a discernible name medium effort
- −4.2 Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`). low effort
- −4.2 List items (`<li>`) are not contained within `<ul>`, `<ol>` or `<menu>` parent elements. low effort
- −1.8 Heading elements are not in a sequentially-descending order medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| AlteraOS default demo ↗ | 63 | 92 | 75 | 78 | 92 | 75 | 2026-09-12 |
| home ↗ | 63 | 92 | 75 | 78 | 92 | 75 | 2026-09-12 |
Show this score on your site
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<a href="https://themestested.com/theme/framer/alteraos"><img src="https://themestested.com/badge/framer/alteraos.svg" alt="AlteraOS speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.