Avalonia

New features

• Implemented ImageDrawing. #6014
• DevTools filter text box #5991
• [Linux] Added support for single-touch screens directly via evdev #5894

Bugfixes

• Fix custom hit testing #5968
• Don't activate window when extending client area. #5989
• Default DataGrid SelectedIndex & SelectedItem binding mode to TwoWay #5931
• Fix a memory leak in StreamNode. #5987
• [OSX] Force shadow invalidation on programatic resize. #5971
• [OSX, Windows] Fix - Missing Shadow - OSX and Window Position #5963

Misc:

• Avoid boxing nullable values in BindingValue. #5970
• Optimize shape rendering (pen creation mostly). #5997
• Various memory optimizations #5972
• Specialized observables for transitions #5953
• Enable InputElement, Interactive, Visual and AvaloniaObject nullablity #5955

https://github.com/AvaloniaUI/Avalonia/compare/0.10.5...0.10.6

New features

• DevTools improvements https://github.com/AvaloniaUI/Avalonia/pull/5949 https://github.com/AvaloniaUI/Avalonia/pull/5950 https://github.com/AvaloniaUI/Avalonia/pull/5926
• New BoxShadowsTransition https://github.com/AvaloniaUI/Avalonia/pull/5929
• API to allow loading WriteableBitmap from File / Stream https://github.com/AvaloniaUI/Avalonia/pull/5800
• Added StretchDirection property for Viewbox https://github.com/AvaloniaUI/Avalonia/pull/5917
• Added ContentAttribute to Image https://github.com/AvaloniaUI/Avalonia/pull/5909

Bugfixes

• TextBox with IsReadOnly=True doesn't allow to copy text https://github.com/AvaloniaUI/Avalonia/pull/5935
• Fix implementation of ScalingChanged on macOS https://github.com/AvaloniaUI/Avalonia/pull/5948
• Fix ICustomHitTest https://github.com/AvaloniaUI/Avalonia/pull/5923
• Fix crash with WrapLayout https://github.com/AvaloniaUI/Avalonia/pull/5913
• Simplified styling of DataValidationErrors https://github.com/AvaloniaUI/Avalonia/pull/5910
• Fix OSX invalidate the shadow https://github.com/AvaloniaUI/Avalonia/pull/5943

https://github.com/AvaloniaUI/Avalonia/compare/release/0.10.4...release/0.10.5

Some bug fixes.

• Un-deprecated Control.ContextMenu
• Fixed a potential issue with ListBox.SelectedItems binding

• New rendering APIs which will allow seperate project to implement Lottie animations.
• Flyouts API
• Android backend (preview) updated (deferred rendering, gpu support, keyboard input)

Many performance fixes and issues resolved.

For a summary of all changes see..
https://github.com/AvaloniaUI/Avalonia/compare/0.10.0...0.10.1

• New beautiful Fluent Theme

• New DatePicker Control

• New TimePicker Control

• New ToggleSwitch Control

• New Label Control

• Compiled Bindings

• Unicode Support

• Box Shadows

• Improved Dev Tools

• Typed property change notifications

• Selection Model

• 1000s of bug fixes and performance improvements.

Blog post:
http://avaloniaui.net/blog/2020-12-29-avalonia-0.10.0-release

https://github.com/AvaloniaUI/Avalonia/compare/release/0.10.0-preview2...release/0.10.0-preview3

• IElementsFactory (from WinUI)
• New SkiaSharp v2
• Fix crashing on framebuffer with 0x0 size.
• Fix X11 screens api on some obscure distros.
• Fixes for relativepanel.
• Fixes for text wrapping and layout.
• Fixes for Default theme.

and many many more...

https://github.com/AvaloniaUI/Avalonia/compare/release/0.10.0-preview1...release/0.10.0-preview2

• Deterministic Xaml Compilation
• X11 screens api compatible with old distributions
• Prevent tooltips getting stuck on the screen.
• Gtk based file dialogs auto append file extensions.

• Fluent Theme
• Native Embedding
• OpenGL Control
• Extended Client Frame api (render in titlebar)
• 60 fps
• BoxShadow
• Full Unicode support in Textblock and new Text Layout Engine
• RelativePanel
• Bitmap resizing APIs
• Experimental Acrylic Material
• Compiled Bindings
• Headless platform for VNC and UI Testing
• Huge Performance improvements
• Many bugs fixed

• support .axaml extensions, workaround for visual studio issues.
• remove support for rendering layers. Allows animating opacity.
• DnD drop file support for OSX.
• Designer exceptions more useful.
• Fix some segfaults on osx platform.

• Managed file dialogs can select both folders and files.

• Fix ability to target all .netcore versions since 2.0

[X11]
Added support for Astra Linux
Fixed Modal Dialogs, can no longer click in mainwindow when the dialogs are shown.
Fixed GTK file dialogs initial filename.
Fixed popup and window sizing (race condition)
Rendering stops when window minimized
Added support for Immediate Rendering.

[General]
XAML compiler can cope with "," inside selectors.
Multibinding fixed.
Fixed issue where Black areas are shown when Window Manager gives a window smaller than Apps min size.
Fixed issues with Layout causing infinity measure passes.
Fixed Context Menu causing memory leaks.
ReactiveUI initialised before AfterSetup called.