Is Svelte free and open source?

Yes. Svelte is free and open source, released under the MIT license. You can view and contribute to the source at https://github.com/sveltejs/svelte.

What language is Svelte written in?

Svelte is primarily written in JavaScript.

Other open-source developer tools & cli tools on OSSDrop include Oh My Zsh, VS Code, MarkItDown, Go.

Curated

JavaScript framework that compiles components to minimal JavaScript at build time.

Developer Tools & CLI·MIT·JavaScript·88k stars·svelte@5.56.9·added 2026-08-11

Curated listing — added by OSSDrop, not the maker.

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HTML

<a href="https://ossdrop.com/tool/svelte"><img src="https://ossdrop.com/badge/svelte" width="250" height="56" alt="Svelte on OSSDrop" /></a>

Markdown

[![Svelte on OSSDrop](https://ossdrop.com/badge/svelte)](https://ossdrop.com/tool/svelte)

What is Svelte?
Svelte is an open-source developer tools & cli tool — JavaScript framework that compiles components to minimal JavaScript at build time. It is written in JavaScript.
Is Svelte free and open source?
Yes. Svelte is free and open source, released under the MIT license. You can view and contribute to the source at https://github.com/sveltejs/svelte.
What language is Svelte written in?
Svelte is primarily written in JavaScript.
What are open-source alternatives to Svelte?
Other open-source developer tools & cli tools on OSSDrop include Oh My Zsh, VS Code, MarkItDown, Go.

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