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Codename One

Open source Write Once Run Anywhere mobile framework for Java & Kotlin developers
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What is Codename One?

It is an open source cross-platform app development framework for Java & Kotlin developers. It's a Write Once Run Anywhere (WORA) solution for building truly native apps.
Codename One is a tool in the Cross-Platform Mobile Development category of a tech stack.
Codename One is an open source tool with 973 GitHub stars and 263 GitHub forks. Here’s a link to Codename One's open source repository on GitHub

Who uses Codename One?

Codename One Integrations

Java, IntelliJ IDEA, Kotlin, Eclipse, and NetBeans IDE are some of the popular tools that integrate with Codename One. Here's a list of all 5 tools that integrate with Codename One.

Codename One's Features

  • Write Once Run Anywhere support with no special hardware requirements and 100% code reuse
  • Compiles Java/Kotlin into native code for iOS, Android, UWP (Universal Windows Platform), and even JavaScript/PWA
  • Open Source and Free with commercial backing/support
  • Easy to use with 100% portable Drag and Drop GUI builder
  • Full access to underlying native OS capabilities using the native OS programming language (e.g. Objective-C) without compromising portability
  • Provides full control over every pixel on the screen
  • Lets you use native widgets (views) and mix them with Codename One components within the same hierarchy (heavyweight/lightweight mixing)
  • Supports seamless Continuous Integration out of the box

Codename One Alternatives & Comparisons

What are some alternatives to Codename One?
React Native
React Native enables you to build world-class application experiences on native platforms using a consistent developer experience based on JavaScript and React. The focus of React Native is on developer efficiency across all the platforms you care about - learn once, write anywhere. Facebook uses React Native in multiple production apps and will continue investing in React Native.
Ionic
Free and open source, Ionic offers a library of mobile and desktop-optimized HTML, CSS and JS components for building highly interactive apps. Use with Angular, React, Vue, or plain JavaScript.
Flutter
Flutter is a mobile app SDK to help developers and designers build modern mobile apps for iOS and Android.
Xamarin
Xamarin’s Mono-based products enable .NET developers to use their existing code, libraries and tools (including Visual Studio*), as well as skills in .NET and the C# programming language, to create mobile applications for the industry’s most widely-used mobile devices, including Android-based smartphones and tablets, iPhone, iPad and iPod Touch.
Apache Cordova
Apache Cordova is a set of device APIs that allow a mobile app developer to access native device function such as the camera or accelerometer from JavaScript. Combined with a UI framework such as jQuery Mobile or Dojo Mobile or Sencha Touch, this allows a smartphone app to be developed with just HTML, CSS, and JavaScript.
See all alternatives
Related Comparisons
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Codename One's Followers
4 developers follow Codename One to keep up with related blogs and decisions.