sveltejs

    sveltejs/svelte

    #21 this week

    web development for the rest of us

    api
    compiler
    template
    ui
    JavaScript
    MIT
    88.2K stars
    5.8K forks
    88.2K GitHub watchers
    Updated 9/20/2026
    View on GitHub

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    Use Cases & Benefits

    • Compiles declarative UI components into highly efficient JavaScript that updates the DOM surgically.
    • Eliminates the runtime overhead by shifting work to compile time, resulting in faster and smaller web applications.
    • Use for building reactive, component-based web applications with minimal boilerplate and optimized performance.
    • Use for developers seeking a modern alternative to traditional frameworks that compiles away the framework itself.
    • Use for creating lightweight single-page applications that require fast load times and smooth user interactions.

    About svelte

    Svelte - web development for the rest of us

    License Chat

    What is Svelte?

    Svelte is a new way to build web applications. It's a compiler that takes your declarative components and converts them into efficient JavaScript that surgically updates the DOM.

    Learn more at the Svelte website, or stop by the Discord chatroom.

    Supporting Svelte

    Svelte is an MIT-licensed open source project with its ongoing development made possible entirely by fantastic volunteers. If you'd like to support their efforts, please consider:

    Funds donated via Open Collective will be used for compensating expenses related to Svelte's development such as hosting costs. If sufficient donations are received, funds may also be used to support Svelte's development more directly.

    Roadmap

    You may view our roadmap if you'd like to see what we're currently working on.

    Contributing

    Please see the Contributing Guide and the svelte package for information on contributing to Svelte.

    Is svelte.dev down?

    Probably not, but it's possible. If you can't seem to access any .dev sites, check out this SuperUser question and answer.

    License

    MIT

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