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Avalonia UI

@avaloniaui.net
1.2K followers 540 following 166 posts

Develop desktop, mobile, embedded, and WebAssembly apps with C# & XAML from a single codebase. avaloniaui.net

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Reposted by Avalonia UI
Kirill Osenkov @kirillosenkov.com · 24/09/2026
Announcing Live Geometry: livegeometry.com Try it out especially if you have geometry-aged kids. Built using @avaloniaui.net
Live Geometry logo, New Drawing button and 6 tiles with various drawings: Continuous deformations, Bubbles, Pythagorean Theorem, Circumscribed circle, Inscribed Circle, Morley's Miracle
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Avalonia UI @avaloniaui.net · 16/09/2026
A PDF Viewer just landed in Avalonia Pro. Render, search, fill forms, annotate, bookmark, redact and print. Works on Windows, macOS, Linux, iOS, Android and the browser, all from a single package. avaloniaui.net/pdf-viewer
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Reposted by Avalonia UI
Marc-André Moreau @awakecoding.com · 03/09/2026
Here's NeoHtop, a cross-platform system monitor app, ported from Tauri and Rust to Avalonia and Rust. Yes, you read that last part right, @avaloniaui.net in Rust 👇
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Avalonia UI @avaloniaui.net · 02/09/2026
Hot Reload for Avalonia is here 🔥 Edit your XAML or C#, and see the changes immediately in your running app. No restart. No renavigation. Support for Windows, macOS, Linux, iOS and Android. avaloniaui.net/blog/hot-re...
avaloniaui.net
Hot Reload for Avalonia - Avalonia UI Blog
Avalonia Hot Reload is here: edit XAML and C#, see it live, no restart, on desktop and mobile.
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Reposted by Avalonia UI
Kirill Osenkov @kirillosenkov.com · 26/08/2026
ILSpy working in a browser: osenkov.com/ilspy Powered by @ilspy.bsky.social and @avaloniaui.net
Screenshot of a browser tab and ILSpy UI in it: tree with ICSharpCode.Decompiler assembly on the left, with namespaces and types, decompiled assembly attributes in a yellow text editor on the right
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Avalonia UI @avaloniaui.net · 21/08/2026
Want to try Avalonia Pro controls? It’s never been easier! 🚀 We’re leveraging Avalonia's WebAssembly support to bring live, in-browser demos right to our website. No setup required. Try it today: avaloniaui.net/rich-text-e...
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Avalonia UI @avaloniaui.net · 20/08/2026
Today marks 35 years since Estonia restored its independence. In those 35 years, Estonia has built an extraordinary global reputation for technology and digital innovation. We’re incredibly proud that Avalonia is an Estonian company! 🇪🇪
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Reposted by Avalonia UI
ILSpy - .NET Decompiler @ilspy.bsky.social · 13/08/2026
You are interested in learning about #ILSpy's journey from #WPF to @avaloniaui.net? We are doing a livestreamed in-person event in Vienna in October! Sign up at dotnetdevs.at/events/2026-...
dotnetdevs.at
Move over, WPF! Avalonia for X-Plat Desktop Apps (with a lot of AI help)
Tasks:
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Avalonia UI @avaloniaui.net · 11/08/2026
Parcel 1.1.0 is available to download. - Added MSIX & PKG packaging support. - Added File Associations and URL Schemes support for all target platforms. - Added an "Exclude files" setting to remove files and directories from the published output before packaging. avaloniaui.net/parcel
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Avalonia UI @avaloniaui.net · 24/07/2026
Do you need a powerful cross-platform diagramming solution? Then check out yFiles for Avalonia! yfiles.com/avalonia It’s fantastic to see more and more trusted component vendors supporting Avalonia.
yfiles.com
yFiles for Avalonia – Cross-Platform .NET Diagramming SDK
yFiles for Avalonia is a powerful .NET library for creating beautiful interactive diagrams in cross-platform applications.Build stunning visualizations for Desktop, Mobile, and Web with native Avalonia integration.
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Avalonia UI @avaloniaui.net · 22/07/2026
Looking for some fun Avalonia themes? Check out the experimental themes from Tim ❤️ github.com/drasticacti...
Two software configuration windows display button options and settings with a blue and white theme against a blue sky background.
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Avalonia UI @avaloniaui.net · 20/07/2026
The hack week is over and the team have worked on some very interesting project! Here’s one from Nikita 👀
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Avalonia UI @avaloniaui.net · 13/07/2026
We're having one of our regular hack weeks. It's a chance for the team to pause the roadmap and spend the week working on their wildest, craziest ideas. Day one is a wrap and we've already got some rather interesting things!
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Avalonia UI @avaloniaui.net · 09/07/2026
We've just released Avalonia 12.1.0, which includes: - Wayland support (our of private preview) - New TableView Control - Render improvements - Our first release to include an SBOM avaloniaui.net/blog/releas...
avaloniaui.net
What's new in Avalonia 12.1 - Avalonia UI Blog
Find out what's landed in the latest version of Avalonia
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Avalonia UI @avaloniaui.net · 25/06/2026
Last week Mike and Julien popped over to Amsterdam to spend the day with some of the @uxdivers.bsky.social team. They've been doing incredible work with Avalonia! If you're looking for a partner to help you modernise your apps, you absolutely need to chat with them! uxdivers.com/avalonia
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Avalonia UI @avaloniaui.net · 24/06/2026
One year ago today, @devolutions.net committed $3M to support Avalonia's open-source development. Today, we’re sharing exactly how that sponsorship has changed the trajectory of our framework. avaloniaui.net/blog/year-o...
avaloniaui.net
One Year Into Three Million Dollars of Trust - Avalonia UI Blog
One year after Devolutions committed $3 million to Avalonia’s open-source development, we look back at what changed.
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Avalonia UI @avaloniaui.net · 16/06/2026
We’ve submitted a PR to add the Avalonia backend to the default .NET MAUI templates. The goal is to make it easier to create and run .NET MAUI applications powered by Avalonia across every platform! github.com/dotnet/maui...
github.com
Add Avalonia.Controls.Maui support to templates by drasticactions · Pull Request #35950 · dotnet/maui
(I know it says "MAKE SURE THIS PR IS TARGETING MAIN" but since these packages only run in net11.0, I think it's right to target it there, since it shouldn't be in...
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Avalonia UI @avaloniaui.net · 09/06/2026
Avalonia XPF turns 4 today. 4 years ago, we committed the very first lines of code that would make WPF cross-platform. Since then, countless organisations have used XPF to modernise existing applications, reach new platforms, and extend the life of their WPF apps. avaloniaui.net/xpf
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Avalonia UI @avaloniaui.net · 26/05/2026
Looking to add real-time 3D visualization support to your Avalonia app? @EvergineTeam has you covered! evergine.com/evergine-av...
evergine.com
Evergine + Avalonia - Evergine
Modern Interfaces and Industrial 3D Rendering in a Single Application This new Evergine release incorporates integration with Avalonia, one of the most relevant user interface frameworks in the current .NET ecosystem. This integration allows creating applications using Avalonia with an integrated Evergine render surface, facilitating the development of solutions that combine modern interfaces, enterprise application […]
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Avalonia UI @avaloniaui.net · 20/05/2026
We’re live at 13:00 CET with Daniel Peñalba, diving into how Unity Games uses Avalonia. Join us live and bring your questions. www.youtube.com/watch?v=_ZX...
youtube.com
Avalonia Connect #2: How Unity Uses Avalonia with Daniel Peñalba
Join us for Avalonia Connect with Daniel Peñalba from Unity.We’ll talk not only about the technical side, but also about the broader journey: Daniel’s experi...
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Avalonia UI @avaloniaui.net · 14/05/2026
RichTextEditor for Avalonia is here! The most-requested control in Avalonia's history has shipped. A complete document framework, not just a control. RTF, DOCX and XAML in the box. Virtualised throughout 🚀 avaloniaui.net/blog/rich-t...
avaloniaui.net
Rich Text on Avalonia, Built for Speed - Avalonia UI Blog
Announcing Avalonia Rich Text Editor, a complete text editing experience for Avalonia applications across desktop, mobile, and WebAssembly.
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Avalonia UI @avaloniaui.net · 12/05/2026
70+ charts just shipped with Avalonia Pro. Fully MVVM-ready, stylable, and built for performance. Learn more: avaloniaui.net/blog/charts
avaloniaui.net
Avalonia Charts: Data Visualization That Belongs in Avalonia - Avalonia UI Blog
Announcing Avalonia Charts, a comprehensive charting library for Avalonia applications across desktop, mobile, and WebAssembly.
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Reposted by Avalonia UI
Mapsui @mapsui.bsky.social · 05/05/2026
Avalonia 12 support was added to Mapsui 5.1.0-beta.7 🎉We had quite some requests for this. Can I have some cheers from the Avalonia community?! Release notes: github.com/Mapsui/Mapsu... @avaloniaui.net @neilmacmullen.bsky.social
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Avalonia UI @avaloniaui.net · 04/05/2026
Want some help porting from WPF to Avalonia using AI? Learn how you can use our Build MCP to speed up the process. avaloniaui.net/blog/portin...
avaloniaui.net
Porting WPF to Avalonia with AI - Avalonia UI Blog
Use AI to accelerate WPF migration with the Avalonia Build MCP server. Analyse your project, choose between native Avalonia and Avalonia XPF, and guide the port with Avalonia-specific tooling.
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Avalonia UI @avaloniaui.net · 27/04/2026
Lots of WPF modernisation projects go wrong before the first line of code is written. The mistake is treating it as a framework decision. It's really a business decision about risk, roadmap, hiring, platforms and the next decade of your product. avaloniaui.net/blog/wpf-mo...
avaloniaui.net
WPF Modernization in 2026 - Avalonia UI Blog
A practical guide to WPF modernization in 2026: stay on WPF, port with Avalonia XPF, rewrite with Avalonia, or compare MAUI, Uno, WinUI, Blazor and Electron.
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Avalonia UI @avaloniaui.net · 08/04/2026
You may have missed this in the Avalonia 12.0 launch... Our VS Code extension is now completely free. No account needed. No usage restrictions. Download. Install. Develop. avaloniaui.net/vscode/
Avalonia UI VSCode extension on a blue background, highlighting features like free usage and no account requirements for coding.
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Avalonia UI @avaloniaui.net · 07/04/2026
1007 days since we released Avalonia 11. Avalonia 12.0 is available NuGet now! Our mantra has been: PERFORMANCE, PERFORMANCE, PERFORMANCE! avaloniaui.net/blog/avalon...
avaloniaui.net
Avalonia 12 - Ready for What’s Next - Avalonia UI Blog
Announcing the new generation of Avalonia and cross-platform .NET
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Avalonia UI @avaloniaui.net · 31/03/2026
Avalonia 12.0.0 RC2 is here. Your feedback on RC1 drove real improvements, and we're getting very close to a stable release. Give it a spin and let us know how you get on! github.com/AvaloniaUI/...
github.com
Avalonia 12.0.0 RC2 Released · AvaloniaUI Avalonia · Discussion #21054
What's Changed This is the raw list of changes between 12.0.0-rc1 and 12.0.0-rc2: Make RoutedEvent nullable in event arguments by @MrJul in #20953 Fixed creating RenderTarget when using Vulkan ...
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Avalonia UI @avaloniaui.net · 20/03/2026
The team at Icons8 have taken Lunacy to the browser! This is the coolest Avalonia on WASM app we've seen yet! lunacyapp.com/
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Avalonia UI @avaloniaui.net · 16/03/2026
The first public preview of the Avalonia backend for .NET MAUI is now available! If you’ve been looking for a way to bring your .NET MAUI apps to Linux and the browser, take a look. avaloniaui.net/blog/maui-a...
avaloniaui.net
MAUI Avalonia Preview 1 - Avalonia UI
Announcing the first release of Avalonia MAUI
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Avalonia UI @avaloniaui.net · 15/03/2026
Building Avalonia apps with AI? Avalonia Build MCP supercharges your workflow. It gives your AI always up-to-date access to our docs, plus tools and prompts to write better Avalonia code. avaloniaui.net/blog/your-a...
avaloniaui.net
Your AI Assistant Just Got Fluent in Avalonia - Avalonia UI
Announcing Build MCP, a free server that connects your AI coding assistant directly to the Avalonia documentation.
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Avalonia UI @avaloniaui.net · 12/03/2026
You absolutely need to tune into the latest .NET Rocks episode! dotnetrocks.com/details/1993
dotnetrocks.com
.NET Rocks! is a weekly talk show for anyone interested in programming on the Microsoft .NET platform. The shows range from introductory information to hardcore geekiness.
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Avalonia UI @avaloniaui.net · 18/02/2026
Avalonia 12.0.0 Preview 1 is here. Try it, break it, tell us about it. avaloniaui.net/blog/avalon...
avaloniaui.net
Avalonia 12.0 Preview 1 - Avalonia UI
Avalonia 12.0 Preview 1 is available now, and we want your feedback!
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Avalonia UI @avaloniaui.net · 11/02/2026
Avalonia was featured in the latest edition of @JetBrainsRider Open Source in Focus ❤️ blog.jetbrains.com/blog/2026/0...
blog.jetbrains.com
Open Source in Focus: .NET Projects and the Tools Behind Them | The JetBrains Blog
At JetBrains, we love seeing the developer community grow and thrive. That’s why we support open-source projects that make a real difference – the ones that help developers learn, build, and create be
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Avalonia UI @avaloniaui.net · 10/02/2026
Our CEO 'built' a stunning Avalonia app, between emails, meetings and other boring tasks. He used Claude Code, Stitch and the Avalonia DevTools MCP server to build something that looks 10x better than the existing samples. Here's how: avaloniaui.net/blog/accele...
avaloniaui.net
Accelerate Showcase: Built with AI, Designed with Stitch - Avalonia UI
This is just a short description for your post which you can edit depending on your needs via the Framer CMS.
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Avalonia UI @avaloniaui.net · 06/02/2026
Massive milestone achieved! Avalonia has just hit 30,000 stars on GitHub! ⭐ A massive shoutout to our incredible community! Your passion powers the ultimate cross-platform UI framework for .NET.
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Avalonia UI @avaloniaui.net · 04/02/2026
We've released a preview of our completely rewritten Avalonia for VSCode extension. Powered by the same new XAML parser as our Visual Studio extension, it a ton of new features! Let us know what you think! avaloniaui.net/blog/avalon...
avaloniaui.net
Avalonia for Visual Studio Code - Preview Available - Avalonia UI
The Avalonia for Visual Studio Code Extension Just Got a Whole Lot Smarter
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Avalonia UI @avaloniaui.net · 04/02/2026
Avalonia 12 docs are getting a major upgrade. We're adding better UX for those using AI agents, along with a huge improvement to code snippets. Snippets are becoming fully interactive. 🔥 Edit and experiment with functionality in the docs!
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Avalonia UI @avaloniaui.net · 29/01/2026
Heading to #NDCLondon? Be sure to say hello to Michael and Luke ❤️ They’re loaded with treats, quality swag, and eager to chat about cross-platform development!
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Avalonia UI @avaloniaui.net · 27/01/2026
We've shipped the Avalonia DevTools MCP server in 2.2.0-beta2. Watch Claude recreate a production UI view from a screenshot, inspecting properties, comparing outputs, and iterating until it's pixel-perfect. This is what agentic development looks like: avaloniaui.net/blog/avalon...
avaloniaui.net
Avalonia DevTools MCP Server - Avalonia UI
Generate UIs, inspect your apps and maximise the power of agentic development with the MCP support built into DevTools.
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Avalonia UI @avaloniaui.net · 20/01/2026
You can now subscribe to Avalonia Accelerate on a 'rent-to-own' basis! 🚀 Subscribe for 12 months and receive a perpetual license at the end. This is just one of the improvements available in our new Avalonia portal. avaloniaui.net/blog/introd...
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Avalonia UI @avaloniaui.net · 06/01/2026
One .NET MAUI app, two backends. On the left, it’s running on Catalyst. On the right? That's running on the Avalonia backend. We're making great progress on the MAUI backend with huge wins coming for mobile devs using Avalonia!
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Avalonia UI @avaloniaui.net · 22/12/2025
RestApia reimagines API testing with Avalonia! No more form-based hassles - just pure coding flexibility for building and testing your HTTP requests. When devs want power tools that respect their workflow, they build with Avalonia. restapia.app
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Avalonia UI @avaloniaui.net · 15/12/2025
The low-code platform powering 500+ apps at Bosch and saving Toyota 30% in work hours trusts Avalonia as their UI framework 🤝 Enterprise-grade platforms deserve enterprise-grade UI technology. outsystems.com
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Avalonia UI @avaloniaui.net · 12/12/2025
Hack Week has been in full swing, and the team’s been building some seriously interesting things! One improvement thats available right now is documentation comments, powered by GitHub Discussions.
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Avalonia UI @avaloniaui.net · 10/12/2025
Want to see our progress on bringing .NET MAUI to Linux & WebAssembly through Avalonia? Tim has put together a post detailing our progress. Check out the latest update, including a new demo! avaloniaui.net/blog/avalon... #dotnet #dotnetmaui
avaloniaui.net
Avalonia MAUI Progress Update - Avalonia UI
Details of our progress to bring .NET MAUI support to Linux and WebAssembly platforms using Avalonia
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Avalonia UI @avaloniaui.net · 08/12/2025
1,000 users in no time" - MultiDrive's Avalonia success story! This high-speed disk toolkit from Atola (22 years in data recovery) chose our framework for their free tool. When data recovery pros need performance & reliability, they build with Avalonia. multidrive.io
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Avalonia UI @avaloniaui.net · 01/12/2025
Redisant's toolbox: 20+ dev tools, ALL built with Avalonia! ✅ Redis/NoSQL management ✅ Message queue tools (Kafka, RabbitMQ, Pulsar) ✅ Industrial protocols (Modbus, IEC104) ✅ GPU-accelerated UI One framework powering an entire company's products! redisant.com
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Avalonia UI @avaloniaui.net · 25/11/2025
One of the nice side effects of building an Avalonia backend for .NET MAUI is that Avalonia itself gains new features! To implement MAUI's SwipeView, we had to extend the Swipe Control found in the Avalonia Labs project. github.com/AvaloniaUI/...
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Avalonia UI @avaloniaui.net · 24/11/2025
EMU by ENTTEC: Real-time stage lighting powered by Avalonia! ✨ Controls 8 universes (4,096 channels) ✨ Audio-reactive lighting ✨ MIDI/VST3 integration ✨ Cross-platform Pro lighting engineers trust Avalonia for mission-critical shows. enttec.com/product/dmx...
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