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svelte.dev

https://kit.svelte.dev

C73
Performance 89Accessibility 100SEO 100Best Practices 100

9 technologies detected · Last audited Apr 6, 2026

Technology stack

Frequently asked questions about svelte.dev

What technology does svelte.dev use?

svelte.dev is built with HSTS, Priority Hints, Svelte, SvelteKit, and Vite.

Is svelte.dev fast?

Mostly — svelte.dev scores 89/100 on Lighthouse mobile performance, above average but with room to improve.

Is svelte.dev accessible?

Yes — svelte.dev scores 100/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does svelte.dev use?

No CMS fingerprint was detected on svelte.dev — it may use a static site generator or a custom application.

Where is svelte.dev hosted?

svelte.dev is hosted on Vercel.

Does svelte.dev use HTTPS?

Yes — svelte.dev serves traffic over HTTPS.

Sites with a similar tech stack

Performance Trends

Performance stable →
81 83.7 86.3 89Apr 4Apr 6Apr 4, 2026: 81 PerformanceApr 6, 2026: 89 Performance
TTFB stable →
75.3 85.9 96.4 107.0Apr 4Apr 6Apr 4, 2026: 107ms TTFBApr 6, 2026: 75ms TTFB
FCP stable →
2.3k 2.3k 2.3k 2.3kApr 4Apr 6Apr 4, 2026: 2.3s FCPApr 6, 2026: 2.3s FCP
LCP stable →
3.3k 3.6k 3.9k 4.2kApr 4Apr 6Apr 4, 2026: 4.2s LCPApr 6, 2026: 3.3s LCP

3 audits

Apr 6, 2026 15:08 UTC Latest

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Worker: worker-newyork-us-01

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Scores

Performance 89Accessibility 100Best Practices 100SEO 100PWA 0

Timing

LCP: 3.35 sFirst Contentful Paint: 2.30 sTTFB: 75 msTotal Time: 75 msCumulative Layout Shift: 0.000
Apr 4, 2026 18:30 UTC

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Worker: worker-singapore-sg-01

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Scores

Performance 81Accessibility 100Best Practices 100SEO 100PWA 0

Timing

LCP: 4.17 sFirst Contentful Paint: 2.30 sTTFB: 107 msTotal Time: 107 msCumulative Layout Shift: 0.000
Apr 4, 2026 16:44 UTC

/

Worker: worker-santaclara-us-01

View full report →

Scores

Performance 91Accessibility 100Best Practices 100SEO 100PWA 0

Timing

LCP: 3.41 sFirst Contentful Paint: 1.53 sTTFB: 81 msTotal Time: 81 msCumulative Layout Shift: 0.000

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