Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Android
- iPhone
- Online
Flutter is described as 'Build apps for any screen. Flutter transforms the app development process. Build, test, and deploy beautiful mobile, web, desktop, and embedded apps from a single codebase' and is a popular software framework in the development category. There are more than 25 alternatives to Flutter for a variety of platforms, including Mac, Windows, Linux, Web-based and Self-Hosted apps. The best Flutter alternative is Qt, which is both free and Open Source. Other great apps like Flutter are Android Studio, React Native, Electron and React.
Empower creators with a no-code platform using drag & drop for custom apps. Design for iOS, Android, or web, and publish directly to app stores or websites with full customization integration options.

Temper is a programming language and toolchain for making libraries that can be used natively from any other language.
A modern, cross-platform UI framework for Rust that renders to native platform widgets (UIKit/AppKit on Apple, Android View on Android) rather than drawing its own pixels. Build reactive, declarative UIs with Rust's type safety and performance.
Our fork of Flutter is called Flock. We describe Flock as "Flutter+". In other words, we do not want, or intend, to fork the Flutter community. Flock will remain constantly up to date with Flutter.
SwiftUI is an innovative, exceptionally simple way to build user interfaces across all Apple platforms with the power of Swift.

One codebase, every platform. Dioxus is a React-inspired library for Rust focused on developer experience. Build fast, beautiful, and fully-featured apps for every platform in less time.




Appery.io is a low-code app development platform that makes creating hybrid mobile apps, web apps, and progressive web apps (PWAs) easy.




Gio is a library for writing cross-platform immediate mode GUI-s in Go. Gio supports all the major platforms: Linux, macOS, Windows, Android, iOS, FreeBSD, OpenBSD and WebAssembly.


MobileUI is the first Java-based native UI framework for iOS and Android. Get responsive UIs, fast native code, full native API access and the tooling you love.




With MoxLy, you can be both a programmer and without coding skills to build your application. Unlike other platforms, Moxly provides all the tools in one window: No-Code & Low-Code + Open Source Code.
