Open-source C++ GUI framework
100+ widgets out of box
Visual Form Builder


Creation Amazing Layouts Is Now
As Easy As It Never Was

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Share You Work
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C++ GUI Development


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Welcome to Nitisa

Modern C++ Graphical User Interface Framework
Some Nitisa Features

Visual Form Builder

Create your application forms easily and fast. Spend 95% of time on business logic, not on GUI development.

Fully Customizable

Every widget support customization and styling of any its parts.

Transform & Clip

Full support of all transformations and clipping children(even rotated and scaled).

Endless Possibilities

Create free or paid packages of widgets and redistribute it with our platform.

Modern & Cross-platform

No third-party libraries need to be installed, no macros and old-style code, no platform-dependent code in widgets.

Same Look Everywhere

Controls (also known as widgets) are made from scratch, no platform-dependent controls are used.

The Fastest Way To Develop Applications

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We designed our framework to be a very powerful instrument for building of graphical user interfaces for your applications. In the same time it is extremely easy to start working with it and not only in matter of using existing widgets but also in creation your own!

Our framework isn't only a set of useful classes and functions combined into widgets. It has also a powerful visual form builder which allows you to make all design work visually and leave for coding only an application business logic.


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Lines of Code






Unit Tests

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  • For individual developers
  • For companies up to 5 members
  • Support: Community

For individual developers and small companies

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  • For companies up to 25 members
  • No link to Nitisa required
  • Support priority: medium
  • Allow to sell own packages

Best choice for medium size companies

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  • For large companies
  • Support priority: highest
  • No limits

Best choice for big companies and corporations

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