Is This Website Built on Svelte? Free Svelte Checker
Not sure if a site is built on Svelte? Paste the URL below and Laikastack confirms it in seconds – and shows you the rest of the stack too.
How to tell if a website uses Svelte
Laikastack checks all of these automatically, so you don't have to dig through page source.
- Svelte-compiled class hashes
- SvelteKit /_app/ paths
Why it matters
For web designers and developers: the front-end framework tells you how a site is built and how a rebuild would be scoped. For sales teams: if your product targets teams using this technology, detecting it surfaces technically-aligned prospects worth prioritising.
About Svelte
Svelte compiles components to lean JavaScript with no runtime framework.
Frequently asked questions
How can I tell if a website uses Svelte?
Paste the URL into the checker above. Laikastack inspects the markup, scripts, headers and signatures and confirms whether Svelte is present, with a confidence score.
Is the Svelte checker free?
Yes – single-site checks are free and need no signup.
Can it detect more than just the platform?
Yes. Alongside the platform you get the full stack – CMS, theme, plugins, frameworks, analytics and hosting.