Photino is a lightweight open-source framework for building native, cross-platform desktop applications with Web UI technology.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux

Qt is described as 'Cross-platform application framework that is widely used for developing application software that can be run on various software and hardware platforms with little or no change in the underlying codebase, while having the power and speed of native applications' and is a very popular app in the development category. There are more than 50 alternatives to Qt for a variety of platforms, including Windows, Linux, Mac, Android and Self-Hosted apps. The best Qt alternative is GTK, which is both free and Open Source. Other great apps like Qt are Flutter, Electron, Tauri and React Native.
Photino is a lightweight open-source framework for building native, cross-platform desktop applications with Web UI technology.

Ultimate++, also called U++, is a C++ cross-platform rapid application development framework focused on programmers productivity. It includes a set of libraries (GUI, SQL, etc..), and an integrated development environment.




GUI toolkit for Rust, C++, and JavaScript to efficiently develop fluid graphical user interfaces for embedded devices and desktop applications.

Felgo is a Cross-Platform Development SDK based on the popular Qt framework. Felgo Apps and Games are created within the Qt Creator.



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.




HARFANG®3D is a cross-platform & multi-language solution to integrate with embedded systems, existing environments & combining features to meet the industrial standards of 3D imaging.





Appcelerator Titanium, offered for free by Appcelerator, lets web developers use web technologies, open source and cloud computing to build native apps for iPhone, Android, Windows, Mac OSX and Linux.

Uno is the platform for building native mobile, desktop and WebAssembly apps with C#, XAML from single codebase. It's a Universal Windows Platform Bridge that allows UWP-based code (C# and XAML) to run on iOS, Android, and WebAssembly.



Uno Platform is the most popular Android Tablet alternative to Qt.
CopperSpice is a set of individual libraries which can be used to develop cross platform software applications in C++. It is a totally open source project released under the LGPL V2.1 license and was initially derived from the Qt framework.
OpenJFX is an open source, next generation client application platform for desktop, mobile and embedded systems built on Java.


Harfang is a reliable alternative to Qt in the embedded / 3D HMI sector. It builds on Win/Linux and can work in a complex C++ software stack.