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.☆101,035May 19, 2026Updated last week
- Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation☆89,941May 18, 2026Updated last week
- The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentra…☆74,079May 18, 2026Updated last week
- An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stac…☆55,769Updated this week
- 🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte …☆49,489Updated this week
- 🌼 🌼 🌼 🌼 🌼 The most popular, free and open-source Tailwind CSS component library☆40,975Updated this week
- best way to save what you love☆40,408Apr 6, 2026Updated last month
- React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https…☆36,765Updated this week
- Create beautiful applications using Go☆34,222Updated this week
- 🤖 Headless UI for building powerful tables & datagrids for TS/JS - React-Table, Vue-Table, Solid-Table, Svelte-Table☆28,013May 19, 2026Updated last week
- ⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, R…☆25,512Updated 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…☆24,426Updated this week
- A set of over 6000 free MIT-licensed high-quality SVG icons for you to use in your web projects.☆20,763May 14, 2026Updated last week
- web development, streamlined☆20,513May 19, 2026Updated last week
- The next-generation file converter. Open source, fully local* and free forever.☆14,979May 10, 2026Updated 2 weeks ago
- 🔵 Make TypeScript errors prettier and human-readable in VSCode 🎀☆14,080Updated this week
- Write components once, run everywhere. Compiles to React, Vue, Qwik, Solid, Angular, Svelte, and more.☆13,837Jan 13, 2026Updated 4 months ago
- An online IDE for rapid web development☆13,613Apr 13, 2026Updated last month
- Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.☆12,037May 18, 2026Updated last week
- The open source codebase powering HuggingChat☆10,725Updated this week
- Offline, privacy-first grammar checker. Fast, open-source, Rust-powered☆10,550Updated this week
- 💪🏻 Blazing-fast system monitoring for your desktop (built with Rust, Tauri & Svelte)☆9,007Mar 30, 2026Updated last month
- tsParticles - Easily create highly customizable JavaScript particles effects, confetti explosions and fireworks animations and use them a…☆8,841Updated this week
- shadcn/ui, but for Svelte. ✨☆8,774Updated this week
- For entering, formatting, and validating international telephone numbers. Available in vanilla JavaScript, or as React, Vue, Angular, and…☆8,205Updated this week
- A lightweight carousel library with fluid motion and great swipe precision.☆8,241May 14, 2026Updated last week
- Visual connectivity for webapps☆7,772Sep 27, 2024Updated last year
- A collection of advanced CSS styles to create realistic-looking effects for the faces of Pokemon cards.☆7,606Dec 15, 2025Updated 5 months ago
- An animated number component for React, Vue, Svelte, and TS/JS.☆7,353Apr 30, 2026Updated 3 weeks ago
- 🤖 Headless UI for Virtualizing Large Element Lists in JS/TS, React, Solid, Vue and Svelte☆6,901May 20, 2026Updated last week
- Next generation utility-first CSS framework.☆6,528Jun 21, 2024Updated last year
- FE 기술 소식 큐레이션 뉴스레터☆6,249May 6, 2026Updated 3 weeks ago
- Business intelligence as code: build fast, interactive data visualizations in SQL and markdown☆6,361Feb 18, 2026Updated 3 months ago
- Skeleton is an adaptive design system powered by Tailwind CSS.☆5,967Updated this week
- 🧩 A beautiful library with SVG logos. Built with Sveltekit & Tailwind CSS.☆6,027May 19, 2026Updated last week
- A web interface for chatting with Alpaca through llama.cpp. Fully dockerized, with an easy to use API.☆5,728Nov 21, 2025Updated 6 months ago
- The Full-Stack Web Framework for Go☆5,590Nov 24, 2023Updated 2 years ago
- Splide is a lightweight, flexible and accessible slider/carousel written in TypeScript. No dependencies, no Lighthouse errors.☆5,345Jul 8, 2024Updated last year
- ⚡A zero-config bundler for JavaScript applications.☆5,181Dec 6, 2021Updated 4 years ago
- Typesafe APIs Made Simple 🪄☆5,237Updated this week