Frequently Asked Questions

Avalonia Project

Avalonia UI is free to use and is has been open-source (MIT licensed) since it's inception. The code is available to download on GitHub and packages on Nuget.

Avalonia UI is maintained by a vibrant community of developers with contributions from hundreds of developers. The 'core' team of consists of approximately ~20 developers who have worked on the project for several years.

Avalonia UI was initially published to GitHub in 2013, though its original name was Perspect.

Avalonia UI being open-source allows for anyone to contribute to the future of the project. We've a long list of features we're excited to implement to help us achieve our goal of creating the best UI framework for .NET development.

While the project historically had no need for funding given its open-source nature, we began providing commerical support agreements and development services in response to increasing demand from enterprises developing with Avalonia UI.


If you need support with guarantees around response times and want to work directly with the core team then consider subscribing to one of our support agreements. Alternatively, you can engage our huge community of OSS developers.

Yes. We provide WPF porting services to help businesses modernise their applications. Contact us for more information.

We offer both virtual and onsite training for upto 15 people. Please contact us for more details.


Please contact your account manager as soon as possible so that we can investigate.

We don't offer student and OSS discounts at this time. If you need support then you should engage our huge community. They've been helping unblock developers for many years!

No. We do not accept PayPal payments.

Subscriptions are for a minimum of 12 months. Contact your account manager to discuss cancellation.

Yes. We offer discounts for large support subscriptions. Contact us to discuss your needs.

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