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Neutralinojs

Free#46 of 62 in Cross-Platform App Development Frameworks

Neutralinojs: A free, open-source framework for lightweight desktop and web apps with JavaScript native APIs. Ranked #46 of 62 in Cross-Platform App Development Frameworks by our editors (4.7/10); pricing: Free plan; best for small teams building lightweight desktop apps.

4.7/10Editor score
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Neutralinojs4.7 Visit Neutralinojs

At a glance

  • Editor score
    4.7 / 10
  • Pricing
    Free plan
  • Best for
    Small teams building lightweight desktop apps
  • Free plan
    Yes
  • Paid from
    None
  • Native API access
    Yes
  • Facts checked
    28 Sep 2026

  • Where it wins

    • Build with JavaScript, HTML, and CSS in native windows or browser modes
    • JavaScript APIs cover filesystem, OS, and window operations
    • Permission allowlists and blocklists control native API access

  • Where it doesn't

    • Targets desktop and web rather than mobile platforms
    • Native APIs may require careful permission configuration
    • Support channels are community and documentation

Our verdict on Neutralinojs

Neutralinojs is a portable, open-source framework for building desktop applications with JavaScript, HTML, and CSS. It suits solo developers and small teams who want a lightweight route to desktop apps, with web and cloud modes also available. Apps can run in native windows, browsers, cloud mode, or Chrome mode, and the framework uses the operating system’s browser library rather than bundling Chromium. Its focus is desktop and web development, so teams seeking a mobile-focused framework should look elsewhere.

The development workflow centers on the neu CLI, which scaffolds, runs, and builds applications for Windows, macOS, and Linux. Frontend libraries including Angular, React, Svelte, and Vue can be used, while extensions IPC lets developers extend the framework with other programming languages. This gives teams flexibility in their frontend choices without changing the framework’s core emphasis on JavaScript, HTML, and CSS. A JavaScript API provides access to native operations such as filesystem work, system commands, and native dialogs; window and OS functions are also among its capabilities. Allowlists and blocklists let developers configure which native APIs an app may access, making permission setup part of the implementation work.

Neutralinojs is free and open source, with documentation and community support channels. Its pricing model may appeal to teams that want an open-source framework rather than a paid tier structure, though evaluating the API and permission model against an app’s needs remains important. Choose it for compact desktop or web applications that benefit from JavaScript-based native access and a CLI workflow. Consider an alternative if mobile targets are central, or if your team needs support beyond community and documentation channels.

Neutralinojs pricing

Plans Free planFree Free to use — no paid tier required for the core job.
See plans on neutralino.js.org

Neutralinojs fact sheet

Free planYes
Paid fromNone
Target platformsLinux, Windows, macOS, Web, Chrome
App typesDesktop, web, cloud-mode applications
LanguagesJavaScript, HTML, CSS; extensible with other programming languages
Native API accessYes
Shared code modelHigh
IDE supportNot verified
DeploymentDesktop, Cloud, Browser extension
PlatformsWeb, Windows, macOS, Linux
SupportCommunity, Docs
Built forSolo, Small business (editorial estimate)
PricingFree plan
Websiteneutralino.js.org
Facts checked28 Sep 2026

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Featured on iTechGuides

Featured on iTechGuides — Neutralinojs 4.7/10

Neutralinojs is listed in our Cross-Platform App Development Frameworks directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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