# Svelte vs Vue.js

**Leader by Vioscale score:** Vue.js

| Attribute | Svelte | Vue.js |
|---|---|---|
| **Vioscale score** | 78.3 (71% (medium)) | 84.9 (71% (medium)) |
| activity.commits_last_30d | 87 | 90 |
| adoption.dependent_repos | 56,439 | 902,397 |
| adoption.github_stars | 87,991 | 207,000 |
| adoption.package_downloads_weekly | 5,781,541 | 15,332,402 |
| adoption.stackoverflow_questions | 9,000 | 105,000 |
| content.faq | `[{"answer":"Svelte is an open-source UI framework that uses a compiler to convert declarative component code into efficient vanilla JavaScript that runs in the browser. Rather than shipping a runtime framework to users, Svelte moves the heavy lifting to build time, resulting in minimal, optimized code that surgically updates the DOM. This compiler-first approach produces smaller bundle sizes and better runtime performance compared to traditional runtime-based frameworks.","source":"https://svelte.dev","question":"What is Svelte and how does it work?","confidence":0.95},{"answer":"Yes, Svelte is a free, open-source project released under the MIT license. It is maintained by Vercel and a community of volunteer contributors, with no licensing fees, paid tiers, or commercial restrictions. Anyone can use, modify, and distribute Svelte for any project.","source":"https://github.com/sveltejs/svelte","question":"Is Svelte free and open source?","confidence":0.98},{"answer":"Svelte uses standard web technologies: HTML for structure, CSS for styling, and JavaScript for interactivity. Developers write components using these familiar languages without needing to learn a specialized syntax or framework-specific language extensions. TypeScript support is also available for developers who prefer static typing.","source":"https://svelte.dev","question":"What languages and technologies does Svelte use?","confidence":0.95},{"answer":"SvelteKit is a full-stack framework built on top of Svelte that handles routing, server-side rendering, static site generation, and deployment configuration. Use SvelteKit when building complete web applications that need server-side functionality, form handling, and data management; use standalone Svelte when building individual components or component libraries.","source":"https://svelte.dev","question":"What is SvelteKit and when should I use it?","confidence":0.93},{"answer":"Yes, Svelte receives consistent maintenance and updates from its development team and community. The project publishes monthly releases documenting new features across Svelte, SvelteKit, and related tooling, with recent focus on developer experience, TypeScript integration, async functionality, and tooling improvements.","source":"https://svelte.dev/blog","question":"Does Svelte have active development and regular updates?","confidence":0.92},{"answer":"Svelte consistently ranks highly in developer satisfaction surveys, including top positions in Stack Overflow and State of JavaScript surveys. It is praised for its approachable design and powerful capabilities, attracting developers across skill levels. The framework has a growing community supported by Svelte Society events and an active Discord channel.","source":"https://svelte.dev","question":"How popular is Svelte among developers?","confidence":0.9},{"answer":"Svelte's compile-time approach produces significantly smaller JavaScript bundle sizes compared to frameworks that ship runtime code to the browser. The compiler generates only the code needed for your specific components, resulting in faster initial page loads, better runtime performance, and reduced bandwidth consumption, particularly beneficial for users on slower connections or older devices.","source":"https://svelte.dev","question":"What are the main performance benefits of using Svelte?","confidence":0.92},{"answer":"SvelteKit includes adapters for major hosting platforms including Vercel, Netlify, AWS, and Node.js-based servers, allowing deployment as serverless functions or traditional server applications. Standalone Svelte components can be deployed anywhere JavaScript runs. The flexible adapter system enables deployment to virtually any modern hosting platform.","source":"https://svelte.dev","question":"What deployment and hosting options does Svelte support?","confidence":0.88}]` | `[{"answer":"Vue.js is a JavaScript framework for building user interfaces with a declarative, component-based approach. It enables developers to create reactive web applications that automatically update the DOM when data changes, scaling from simple widgets embedded in existing HTML to complete single-page applications.","source":"https://vuejs.org","question":"What is Vue.js and what is it primarily used for?","confidence":0.95},{"answer":"Yes, Vue.js is entirely open-source and released under the MIT license, which permits free use in both personal and commercial projects. It is maintained by the creator Evan You and the community, with no licensing fees or commercial restrictions.","source":"https://github.com/vuejs/core","question":"Is Vue.js open-source and free to use?","confidence":0.99},{"answer":"No, Vue.js does not require a build step and can be included as a standalone script in HTML to enhance static pages progressively. However, for larger applications using single-file components and advanced features, a build tool like Vite is commonly used to optimize performance and developer experience.","source":"https://vuejs.org/guide/","question":"Do I need a build step or build tools to use Vue.js?","confidence":0.94},{"answer":"Vue 3 is the current maintained version with active support, while Vue 2 reached end-of-life on December 31, 2023. New projects should use Vue 3, which introduced the Composition API for more flexible component organization. Legacy Vue 2 applications can continue running but will not receive official security updates.","source":"https://vuejs.org/guide/introduction.html","question":"What is Vue 2 versus Vue 3, and which should I use?","confidence":0.98},{"answer":"Vue.js supports multiple deployment patterns: standalone scripts for progressive enhancement, single-page applications (SPA), server-side rendering (SSR) for improved SEO and performance, static site generation (SSG), embedded Web Components, and mobile or desktop applications through frameworks like Electron or Ionic Vue.","source":"https://vuejs.org/guide/extras/ways-of-using-vue.html","question":"What are the different ways to deploy a Vue.js application?","confidence":0.93},{"answer":"Vue.js emphasizes three defining characteristics: versatility (scaling from a library to a full framework), approachability (building on standard HTML, CSS, and JavaScript with intuitive APIs), and efficiency (featuring compiler-optimized reactivity that rarely requires manual performance tuning).","source":"https://vuejs.org","question":"What are the core features that define Vue.js?","confidence":0.94},{"answer":"Yes, Vue.js is designed as a progressive framework that supports server-side rendering (SSR) for pre-rendering components into HTML on the server, improving initial load performance and SEO. It also supports progressive enhancement, where Vue can enhance existing HTML without replacing the entire page architecture.","source":"https://vuejs.org/guide/extras/ways-of-using-vue.html","question":"Can Vue.js handle server-side rendering and progressive enhancement?","confidence":0.92}]` |
| description.long | A framework with an integrated compiler that lets developers create streamlined components using standard HTML, CSS, and JavaScript, minimizing runtime overhead in the browser. | A progressive JavaScript framework that allows developers to incrementally adopt features as projects grow. It emphasizes ease of learning, performance optimization, and versatile use cases from simple widgets to complete applications. |
| features.capabilities | `{"paradigm":"compiler-based component framework","bundle_size":"small","ssr_support":true,"virtual_dom":false,"component_model":true,"state_management":true,"typescript_first":false,"signals_reactivity":true}` | `{"paradigm":"Progressive JavaScript framework for building reactive user interfaces","bundle_size":"small","ssr_support":true,"virtual_dom":true,"component_model":true,"router_official":true,"state_management":true,"signals_reactivity":true}` |
| language.primary | JavaScript | TypeScript |
| license.spdx | MIT | MIT |
| market.availability | `{"source":"https://svelte.dev","confidence":0.95,"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"source":"https://vuejs.org","confidence":0.95,"primaryMarkets":["US","CN","DE"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://svelte.dev","retrievedAt":"2026-08-14T15:28:27.792Z"}` | `{"type":"open_source","sourceUrl":"https://vuejs.org","retrievedAt":"2026-08-14T11:04:48.432Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 3 | 5 |
| release.history | `[{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.10","date":"2026-08-20T19:20:58Z","type":"stable","version":"svelte@5.56.10"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.9","date":"2026-08-12T18:12:41Z","type":"stable","version":"svelte@5.56.9"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.8","date":"2026-07-24T22:09:14Z","type":"stable","version":"svelte@5.56.8"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.7","date":"2026-07-20T19:31:02Z","type":"stable","version":"svelte@5.56.7"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.6","date":"2026-07-16T22:26:47Z","type":"stable","version":"svelte@5.56.6"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.5","date":"2026-07-14T12:03:32Z","type":"stable","version":"svelte@5.56.5"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.4","date":"2026-06-23T18:48:43Z","type":"stable","version":"svelte@5.56.4"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.3","date":"2026-06-07T18:30:29Z","type":"stable","version":"svelte@5.56.3"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.2","date":"2026-06-04T20:33:04Z","type":"stable","version":"svelte@5.56.2"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.1","date":"2026-06-01T22:42:27Z","type":"stable","version":"svelte@5.56.1"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.56.0","date":"2026-05-29T22:00:29Z","type":"stable","version":"svelte@5.56.0"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.10","date":"2026-05-27T21:48:44Z","type":"stable","version":"svelte@5.55.10"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.9","date":"2026-05-20T10:08:35Z","type":"stable","version":"svelte@5.55.9"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.8","date":"2026-05-18T16:45:32Z","type":"stable","version":"svelte@5.55.8"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.7","date":"2026-05-14T19:07:37Z","type":"stable","version":"svelte@5.55.7"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.6","date":"2026-05-14T18:04:38Z","type":"stable","version":"svelte@5.55.6"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.5","date":"2026-04-23T23:48:48Z","type":"stable","version":"svelte@5.55.5"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.4","date":"2026-04-14T13:26:32Z","type":"stable","version":"svelte@5.55.4"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.3","date":"2026-04-10T13:24:09Z","type":"stable","version":"svelte@5.55.3"},{"url":"https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.2","date":"2026-04-07T19:53:53Z","type":"stable","version":"svelte@5.55.2"}]` | `[{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-rc.5","date":"2026-08-21T09:21:06Z","type":"prerelease","version":"v3.6.0-rc.5"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-rc.4","date":"2026-08-14T08:58:48Z","type":"prerelease","version":"v3.6.0-rc.4"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-rc.3","date":"2026-08-11T03:55:47Z","type":"prerelease","version":"v3.6.0-rc.3"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.41","date":"2026-08-05T06:59:01Z","type":"stable","version":"v3.5.41"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-rc.2","date":"2026-07-22T09:32:10Z","type":"prerelease","version":"v3.6.0-rc.2"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-rc.1","date":"2026-07-18T01:12:03Z","type":"prerelease","version":"v3.6.0-rc.1"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.40","date":"2026-07-16T03:08:38Z","type":"stable","version":"v3.5.40"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.39","date":"2026-06-25T09:44:02Z","type":"stable","version":"v3.5.39"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.17","date":"2026-06-24T09:19:21Z","type":"prerelease","version":"v3.6.0-beta.17"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.16","date":"2026-06-17T03:00:53Z","type":"prerelease","version":"v3.6.0-beta.16"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.15","date":"2026-06-11T07:44:47Z","type":"prerelease","version":"v3.6.0-beta.15"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.38","date":"2026-06-11T08:00:58Z","type":"stable","version":"v3.5.38"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.37","date":"2026-06-11T06:51:15Z","type":"stable","version":"v3.5.37"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.14","date":"2026-06-05T01:26:13Z","type":"prerelease","version":"v3.6.0-beta.14"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.13","date":"2026-05-28T06:12:29Z","type":"prerelease","version":"v3.6.0-beta.13"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.35","date":"2026-05-27T09:04:59Z","type":"stable","version":"v3.5.35"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.12","date":"2026-05-15T06:37:07Z","type":"prerelease","version":"v3.6.0-beta.12"},{"url":"https://github.com/vuejs/core/releases/tag/v3.6.0-beta.11","date":"2026-05-07T08:45:12Z","type":"prerelease","version":"v3.6.0-beta.11"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.34","date":"2026-05-06T07:20:28Z","type":"stable","version":"v3.5.34"},{"url":"https://github.com/vuejs/core/releases/tag/v3.5.33","date":"2026-04-22T07:21:18Z","type":"stable","version":"v3.5.33"}]` |
| reliability.status_page | - | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | - | yes |
| security.scorecard | 7.9 | 6.2 |
| security.vulnerabilities | `{"count":14,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=svelte&per_page=100","last_12m":12,"max_severity":"HIGH"}` | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=vue&per_page=100","last_12m":0,"max_severity":"LOW"}` |

## Capabilities (Frontend UI Frameworks)

| Capability | Svelte | Vue.js |
|---|:--:|:--:|
| **Core** |  |  |
| Paradigm | compiler-based component framework | Progressive JavaScript framework for building reactive user interfaces |
| Reusable component model | ✓ | ✓ |
| **Rendering** |  |  |
| Virtual DOM | ✗ | ✓ |
| Signals / fine-grained reactivity | ✓ | ✓ |
| SSR support | ✓ | ✓ |
| **DX** |  |  |
| First-class TypeScript | ✗ | - |
| **State** |  |  |
| Built-in state management | ✓ | ✓ |
| **Ecosystem** |  |  |
| Official router | - | ✓ |
| **Performance** |  |  |
| Runtime size | Small (10–40kb) | Small (10–40kb) |

*Source: Vioscale. Generated 2026-09-01T15:10:02.236Z. "-" = undocumented, not absent.*