Svelte is a modern JavaScript framework designed for building user interfaces with a focus on performance and simplicity. Unlike traditional frameworks like React or Vue, Svelte shifts much of the work typically done in the browser to the build time by compiling components into highly optimized, imperative JavaScript. This approach leads to smaller bundle sizes and faster runtime performance. In Svelte, components are written in a simple, HTML-like syntax, with embedded JavaScript and CSS, allowing for a more intuitive and less boilerplate-heavy development experience. For application developers, Svelte offers a reactive programming paradigm where component reactivity is managed automatically, resulting in more maintainable code. Its lightweight ecosystem makes it an attractive choice for both small projects and large-scale applications, especially when client-side performance and ease of use are priorities.
View the most prominent open source Svelte projects in the list below. Click on a specific project to view its alternative or complementary packages. Make comparisons and find the best package for your app.
- High performance self-hosted photo and video management solution.☆94,057Updated this week
- Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation☆89,355Updated this week
- The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentra…☆74,268Feb 24, 2026Updated last week
- An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stac…☆51,185Updated this week
- 🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte …☆48,661Updated this week
- 🌼 🌼 🌼 🌼 🌼 The most popular, free and open-source Tailwind CSS component library☆40,379Updated this week
- best way to save what you love☆39,013Jan 24, 2026Updated last month
- React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https…☆35,466Updated this week
- Create beautiful applications using Go☆32,907Updated this week
- 🤖 Headless UI for building powerful tables & datagrids for TS/JS - React-Table, Vue-Table, Solid-Table, Svelte-Table☆27,762Updated this week
- ⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, R…☆25,457Updated this week
- The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered application…☆22,209Updated this week
- web development, streamlined☆20,330Updated this week
- A set of over 5900 free MIT-licensed high-quality SVG icons for you to use in your web projects.☆20,254Updated this week
- The next-generation file converter. Open source, fully local* and free forever.☆14,091Feb 27, 2026Updated last week
- 🔵 Make TypeScript errors prettier and human-readable in VSCode 🎀☆14,065Updated this week
- Write components once, run everywhere. Compiles to React, Vue, Qwik, Solid, Angular, Svelte, and more.☆13,768Jan 13, 2026Updated last month
- An online IDE for rapid web development☆13,566Feb 15, 2026Updated 2 weeks ago
- Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.☆11,819Updated this week
- The open source codebase powering HuggingChat☆10,538Updated this week
- Offline, privacy-first grammar checker. Fast, open-source, Rust-powered☆9,977Updated this week
- 💪🏻 Blazing-fast system monitoring for your desktop (built with Rust, Tauri & Svelte)☆8,931Jan 7, 2026Updated last month
- tsParticles - Easily create highly customizable JavaScript particles effects, confetti explosions and fireworks animations and use them a…☆8,715Updated this week
- shadcn/ui, but for Svelte. ✨☆8,394Updated this week
- A JavaScript plugin for entering, formatting and validating international telephone numbers. Includes TypeScript definitions, plus React,…☆8,175Updated this week
- A lightweight carousel library with fluid motion and great swipe precision.☆8,077Updated this week
- Visual connectivity for webapps☆7,779Sep 27, 2024Updated last year
- A collection of advanced CSS styles to create realistic-looking effects for the faces of Pokemon cards.☆7,395Dec 15, 2025Updated 2 months ago
- An animated number component for React, Vue, Svelte, and TS/JS.☆7,158Updated this week
- 🤖 Headless UI for Virtualizing Large Element Lists in JS/TS, React, Solid, Vue and Svelte☆6,738Feb 23, 2026Updated last week
- Next generation utility-first CSS framework.☆6,545Jun 21, 2024Updated last year
- FE 기술 소식 큐레이션 뉴스레터☆6,238Feb 4, 2026Updated last month
- Business intelligence as code: build fast, interactive data visualizations in SQL and markdown☆5,975Feb 18, 2026Updated 2 weeks ago
- Skeleton is an adaptive design system powered by Tailwind CSS.☆5,910Feb 25, 2026Updated last week
- A web interface for chatting with Alpaca through llama.cpp. Fully dockerized, with an easy to use API.☆5,744Nov 21, 2025Updated 3 months ago
- The Full-Stack Web Framework for Go☆5,593Nov 24, 2023Updated 2 years ago
- 🧩 A beautiful library with SVG logos. Built with Sveltekit & Tailwind CSS.☆5,596Updated this week
- Splide is a lightweight, flexible and accessible slider/carousel written in TypeScript. No dependencies, no Lighthouse errors.☆5,329Jul 8, 2024Updated last year
- ⚡A zero-config bundler for JavaScript applications.☆5,190Dec 6, 2021Updated 4 years ago
- Unstyled, accessible UI components for your design System. Works in React, Vue, Solid, and Svelte.☆5,025Updated this week