# Flutter vs NW.js

**Leader by vioscaleAI score:** Flutter

| Attribute | Flutter | NW.js |
|---|---|---|
| **vioscaleAI score** | 63.5 (78% (high)) | 46.1 (25% (low)) |
| activity.commits_last_30d | 100 | 21 |
| adoption.dependent_repos | 9 | 1 |
| adoption.github_stars | 179,359 | 41,147 |
| content.faq | `[{"answer":"An open-source framework that compiles applications to native machine code for mobile and desktop platforms, and to JavaScript for web, enabling developers to create apps for multiple platforms using a single Dart codebase. It is indexed under Mobile App Frameworks.","source":"https://flutter.dev","question":"What is Flutter?","confidence":0.6},{"answer":"Flutter is open source, so it can be self-hosted and used at no licence cost. It is released under the BSD-3-Clause licence. Pricing changes often, so verify at source before relying on it.","source":"https://flutter.dev","question":"Is Flutter free to use?","confidence":0.6},{"answer":"Flutter supports the web, Windows, macOS, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://flutter.dev","question":"What platforms does Flutter support?","confidence":0.6},{"answer":"Yes. Flutter can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://flutter.dev","question":"Can Flutter be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for Flutter, including Firebase, Google Play, Google Pay, Google Wallet, Google Maps, Google Ads, Figma and CameraX, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://flutter.dev","question":"What does Flutter integrate with?","confidence":0.6},{"answer":"Yes. Flutter is published under the BSD-3-Clause licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/flutter/flutter","question":"Is Flutter open source?","confidence":0.95},{"answer":"Flutter is available worldwide. The vendor is headquartered in the United States.","source":"https://flutter.dev","question":"Where is Flutter available?","confidence":0.75}]` | `[{"answer":"A desktop application framework combining Chromium and Node.js, enabling developers to create native desktop applications using HTML, CSS, JavaScript, and WebGL while accessing Node.js APIs directly. It is indexed under Desktop App Frameworks.","source":"https://nwjs.io/","question":"What is NW.js?","confidence":0.6},{"answer":"NW.js is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://nwjs.io/","question":"Is NW.js free to use?","confidence":0.6},{"answer":"NW.js supports Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://nwjs.io/","question":"What platforms does NW.js support?","confidence":0.6},{"answer":"Yes. NW.js is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/nwjs/nw.js","question":"Is NW.js open source?","confidence":0.95}]` |
| deployment.options | `{"self_hosted":true}` | - |
| description.long | An open-source framework that compiles applications to native machine code for mobile and desktop platforms, and to JavaScript for web, enabling developers to create apps for multiple platforms using a single Dart codebase. | A desktop application framework combining Chromium and Node.js, enabling developers to create native desktop applications using HTML, CSS, JavaScript, and WebGL while accessing Node.js APIs directly. |
| features.capabilities | `{"targets":"iOS, Android, Web, Desktop (Windows, macOS, Linux), Embedded","approach":"multiplatform","language":"Dart","hot_reload":true,"web_target":true,"hot_reload_dev":true,"native_widgets":true,"bundled_runtime":true,"desktop_support":true,"official_ui_kit":true,"single_codebase":true,"typescript_first":false,"native_api_access":"plugin_bridged","native_look_and_feel":true,"accessibility_support":true,"mobile_target_support":true}` | `{"hot_reload_dev":true,"bundled_runtime":true,"native_look_and_feel":true,"app_store_distribution":true}` |
| integrations.count | 7 | - |
| integrations.list | `[{"name":"Firebase"},{"name":"Google Play"},{"name":"Google Pay"},{"name":"Google Wallet"},{"name":"Google Maps"},{"name":"Google Ads"},{"name":"Figma"},{"name":"CameraX","native":true,"category":"media"},{"name":"Android Studio","native":true,"category":"development"},{"name":"pub.dev","native":true,"category":"package_management"}]` | - |
| language.primary | Dart | JavaScript |
| license.spdx | BSD-3-Clause | MIT |
| market.availability | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` | `{"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://flutter.dev","retrievedAt":"2026-08-14T16:46:30.818Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://nwjs.io/","retrievedAt":"2026-10-07T15:26:49.344Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 32 | - |
| release.history | `[{"url":"https://github.com/flutter/flutter/releases/tag/3.19.0-0.1.pre","date":"2024-01-11T18:31:57Z","type":"stable","version":"3.19.0-0.1.pre"},{"url":"https://github.com/flutter/flutter/releases/tag/3.18.0-0.1.pre","date":"2023-12-12T00:03:37Z","type":"stable","version":"3.18.0-0.1.pre"},{"url":"https://github.com/flutter/flutter/releases/tag/3.17.0-0.1.pre","date":"2023-12-11T23:58:45Z","type":"stable","version":"3.17.0-0.1.pre"},{"url":"https://github.com/flutter/flutter/releases/tag/3.16.0-0.1.pre","date":"2023-10-20T15:41:27Z","type":"stable","version":"3.16.0-0.1.pre"},{"url":"https://github.com/flutter/flutter/releases/tag/3.15.0-15.1.pre","date":"2023-09-15T17:18:40Z","type":"stable","version":"3.15.0-15.1.pre"},{"url":"https://github.com/flutter/flutter/releases/tag/3.14.0-0.1.pre","date":"2023-08-21T19:24:14Z","type":"stable","version":"3.14.0-0.1.pre"},{"url":"https://github.com/flutter/flutter/releases/tag/3.13.0-0.1.pre","date":"2023-07-12T18:58:22Z","type":"stable","version":"3.13.0-0.1.pre"}]` | - |
| security.disclosure_policy | yes | - |
| security.scorecard | 7 | 2.5 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fflutter%2Fflutter&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fnwjs%2Fnw.js&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Desktop App Frameworks)

| Capability | Flutter | NW.js |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Native look and feel | ✓ | ✓ |
| Bundled runtime | ✓ | ✓ |
| Auto update builtin | - | - |
| Code signing support | - | - |
| App store distribution | - | ✓ |
| Hot reload dev | ✓ | ✓ |
| Accessibility support | ✓ | - |
| Mobile target support | ✓ | - |
| Ide bundled | - | - |

*Source: vioscaleAI. Generated 2026-10-20T14:54:59.444Z. "-" = undocumented, not absent.*