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url: https://docs.youcan.shop/themes/overview.md
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# Start Building YouCan Themes

Build storefronts using Liquid, YouCan's theme templating language, along with HTML, CSS, JavaScript, and JSON. Start from the default starter theme, or bring a theme you already have into your development store.

## The Fundamentals

Nail how a YouCan theme fits together before you build. These fundamentals cover the theme architecture, the Liquid templating language, and the practices that keep a theme fast and maintainable.