Skip to content
Join live – Get insights, tips, + Q&A from Sanity developers on our latest releases
Sanity
    • Platform

      Sanity Studio

      Flexible editing environment

      APIs

      Connect to anything

      Content Lake

      Real-time database

      Try product demo

      Features

      Real-time collaboration

      Fearlessly work with content

      Precise content querying

      Treat content as data with GROQ

      Localization

      Coherent messaging across territories

    • Use cases

      E-commerce

      Richer shopping experiences

      Marketing sites

      Control your story

      Products & services

      Innovate and automate

      Mobile apps

      Content backend for every OS

      View all

      Integrations

      Shopify
      Mux
      Vercel
      Netlify
      Algolia
      Cloudinary
      BigCommerce
      Commerce Layer
      Smartling
      Transifex
      View all
    • Learn

      Documentation
      Studio API Reference
      API reference
      Guides
      GROQ cheat sheet
      Sanity UI
      Get started

      Build and share

      Templates
      Tools and plugins
      Schemas and snippets
      Project showcase
      Share your work
      Browse Exchange

      Frameworks

      React
      Vue
      Next.js
      Nuxt.js
      Svelte
      Remix
      Gatsby
      Astro
      Angular
      Eleventy
      View all
    • Discover

      Blog
      Resource library
      Glossary
      Agency partners
      Become a partner
      Technical support
      Talk to sales

      Case studies

      Puma

      Source of truth for global markets

      Aether

      Unique digital shopping experience

      Morning Brew

      Omnichannel media distribution

      InVision

      Delivering exceptional customer experiences

      View all

      Popular guides

      Headless CMS
      Structured content
      Content modeling
      Headless SEO
      Static websites
      View all
    • Enterprise
    • Pricing
    • Log in
    • Contact sales
    • Get started
Contact salesGet started

Page content

  • What is Svelte?
  • What are the core features of Svelte?
  • How does Svelte compare to other frameworks?
  • What are the most common use cases for Svelte?
  • All glossary terms

      • Accessibility
      • Angular
      • Astro

      • Client Side Rendering (CSR)
      • Composability
      • Content Delivery Network (CDN)
      • Content block
      • Custom input component
      • Customer Data Platform (CDP)

      • Deployment
      • Document Object Model

      • Editing environment
      • Eleventy (11ty)
      • Extensibility

      • Feature flags
      • Feature rollout
      • Feature testing
      • Flutter
      • Front end

      • Gatsby
      • GraphQL

      • Hot Module Replacement (HMR)
      • Hugo

      • Incremental Static Regeneration (ISR)

      • JSX
      • Jamstack
      • JavaScript framework

      • Markdown
      • Modular content

      • Next.js
      • Node.js
      • Nuxt

      • Personalization engine
      • Progressive Web Application (PWA)

      • Query Language

      • React Native
      • React.js
      • Release cycle
      • Remix
      • Rendering
      • Reusable content
      • Rich Text
      • Role-Based Access Control

      • SAML
      • Server Side Rendering (SSR)
      • Single Page Application (SPA)
      • Single Sign-On (SSO)
      • Svelte
      • SvelteKit

      • User flow

      • Vite
      • Vue.js

      • Webhook
    Back to glossary

    Svelte overview

    In web development, Svelte stands out as a compelling JavaScript framework for creating efficient, interactive applications. It offers a unique approach that moves work to the build step, reducing browser load and enhancing performance.

    Page content

    • What is Svelte?
    • What are the core features of Svelte?
    • How does Svelte compare to other frameworks?
    • What are the most common use cases for Svelte?
  • All glossary terms

      • Accessibility
      • Angular
      • Astro

      • Client Side Rendering (CSR)
      • Composability
      • Content Delivery Network (CDN)
      • Content block
      • Custom input component
      • Customer Data Platform (CDP)

      • Deployment
      • Document Object Model

      • Editing environment
      • Eleventy (11ty)
      • Extensibility

      • Feature flags
      • Feature rollout
      • Feature testing
      • Flutter
      • Front end

      • Gatsby
      • GraphQL

      • Hot Module Replacement (HMR)
      • Hugo

      • Incremental Static Regeneration (ISR)

      • JSX
      • Jamstack
      • JavaScript framework

      • Markdown
      • Modular content

      • Next.js
      • Node.js
      • Nuxt

      • Personalization engine
      • Progressive Web Application (PWA)

      • Query Language

      • React Native
      • React.js
      • Release cycle
      • Remix
      • Rendering
      • Reusable content
      • Rich Text
      • Role-Based Access Control

      • SAML
      • Server Side Rendering (SSR)
      • Single Page Application (SPA)
      • Single Sign-On (SSO)
      • Svelte
      • SvelteKit

      • User flow

      • Vite
      • Vue.js

      • Webhook

    What is Svelte?

    Svelte is a revolutionary web development framework that transforms the way applications are built. It pioneers an innovative approach where most of the work typically performed by the browser is moved to a compile step during app building. This shift results in applications that are faster and more efficient, particularly benefiting mobile devices.

    At its core, Svelte allows developers to write concise components using familiar languages like HTML, CSS, and JavaScript. It simplifies state management by enabling direct updates to variables without additional code or hooks. This advantage makes it easier for developers to handle constant updates and changes in their projects.

    Unlike traditional frameworks such as React or Vue which require loading entire libraries in browsers, Svelte operates as a compiler. This means it doesn't need to load the entire library in the browser - reducing overheads and file sizes significantly.

    Svelte also integrates seamlessly with Sanity—a content backend system—enabling real-time database capabilities while treating content as data. This synergy enhances flexibility and control over application data for developers.

    In summary, Svelte offers an improved web development experience that streamlines coding processes while enhancing user experiences through its unique technology.

    What are the core features of Svelte?

    Svelte is equipped with a set of robust features that contribute to its efficiency and popularity among developers. One of its most appealing characteristics is its ability to write concise components using HTML, CSS, and JavaScript. This capability reduces the amount of code required, thereby minimizing potential bugs and improving the readability of code.

    In terms of performance enhancement, Svelte doesn't require loading an entire library in the browser like other frameworks such as React or Vue. Instead, it operates as a compiler which results in smaller file sizes and improved speed - a definite advantage for mobile device users.

    One key feature that sets Svelte apart is its simplified state management system. Developers can update variables directly without the need for hooks or additional code—an approach that streamlines application development by reducing unnecessary overhead.

    Finally, Svelte has built-in features such as scoped styling, motion primitives, form bindings and even state management capabilities. These eliminate the need to search for these essentials on npm—a package manager for JavaScript—making it more user-friendly.

    How does Svelte compare to other frameworks?

    When compared to other well-known web development frameworks such as React, Angular, and Vue, Svelte stands its own ground with unique strengths. While each of these frameworks has their own merits and use cases, Svelte's approach as a compiler rather than a traditional library-based framework sets it apart.

    React is renowned for its large community support and extensive library selection. Angular is appreciated for its stability and powerful tooling features. Vue offers balanced strength across various aspects of web development. However, none of these rely on the compile-time operation that is at the heart of Svelte’s functionality.

    Notably, performance comparisons reveal that applications built with Svelte often run faster than those created with React or Angular. This speed advantage can be attributed to its lightweight nature—Svelte doesn't add unnecessary weight by loading an entire library into the browser.

    Yet another aspect where Svelte excels is in code readability and reduction—its design allows developers to write fewer lines of code without sacrificing functionality or power. This results in cleaner codebases which are easier to maintain and debug.

    In summary, while each framework has unique benefits depending on specific project needs or team skills set, Svelte offers compelling advantages in terms of speed, efficiency and simplicity.

    What are the most common use cases for Svelte?

    Svelte's unique capabilities make it a versatile tool that can be applied to a wide variety of projects. One common use case involves building highly interactive web applications. It excels in environments where constant updates and state changes are necessary, making it an excellent choice for dynamic platforms such as online gaming interfaces, real-time data dashboards, or e-commerce sites with frequently updating inventories.

    Another popular application of Svelte is in creating complex user interfaces with numerous components. Its concise syntax and direct state management result in more readable codebases, simplifying the development process when dealing with intricate UI structures.

    Svelte's integration with Sanity also opens up opportunities for content-rich applications. The combination allows developers to handle content as data and leverage real-time database capabilities—making it ideal for blog sites, news portals or any platform requiring frequent content updates.

    Lastly, due to its lightweight nature and efficient performance on mobile devices, Svelte is often chosen for developing mobile-first web applications which need to run smoothly despite limited resources. Overall, whether you're looking at complex interactive websites or lightweight mobile solutions – Svelte can handle them all gracefully.

    Ready to see Sanity and Svelte in action?

    Discover how Sanity can leverage frameworks like Svelte to build high-performance, content-rich websites.

    Watch demo nowSign up free

    Last updated: October 12, 2023

    Product

    Sanity StudioAPIsContent LakeSecurity & Compliance
    • Sanity vs Contentful
    • Sanity vs Strapi
    • Sanity vs Wordpress
    • Sanity vs Adobe Experience Manager
    • Sanity vs Hygraph
    • Sanity vs Sitecore
    • Sanity vs Storyblok
    • Sanity vs Contentstack
    • Sanity vs Prismic
    • Sanity vs Drupal
    • Sanity vs ButterCMS

    Resources

    DocumentationBlogResource libraryCase Studies
    • React Blog
    • Gatsby Blog
    • Next.js Landing Pages
    • Making a PWA
    • Single Page Application
    • Svelte & Typescript App
    • Vue & Tailwind Blog
    • Developer Portfolio Templates
    • Form validation with Yup
    • Live Preview with Next.js and Sanity.io
    • Next.js blog
    • Next.js personal website
    • Clean Next.js + Sanity app
    • Clean Remix + Sanity app
    • Clean SvelteKit + Sanity app
    • All Templates
    • Agency partners
    • Technology partners
    • Headless CMS 101
    • Static Sites 101
    • Headless Commerce 101
    • CMS for enterprise
    • Headless SEO
    • Localization
    • Content as a Service
    • What is a DXP?
    • Typescript 101
    • Ecommerce SEO
    • What is a Composable DXP?
    • What is an API?
    • GraphQL vs REST
    • React CMS
    • Next.JS CMS
    • CMS for Shopify
    • API-first CMS
    • Content platform
    • Multilingual CMS
    • Static Site CMS
    • Gatsby CMS
    • Node CMS
    • E-commerce CMS
    • Vue CMS
    • Angular CMS
    • GraphQL CMS
    • Newspaper CMS
    • Magazine CMS
    • CMS for apps
    • Remix CMS
    • Nuxt CMS
    • SvelteKit CMS
    • Agile CMS
    • Eleventy CMS
    • Multisite CMS

    Company

    Contact SalesEnterpriseCareersTerms of ServicePrivacy PolicyAccessibility Statement

    Stay connected

    • GitHub
    • Slack
    • Twitter
    • YouTube
    • Stack Overflow
    • Blog RSS
    • Newsletter
    ©Sanity 2023