Avalonia Theme Libraries

TL;DR Defaults

You want	Use
Modern Microsoft / Windows-native feel	`FluentTheme` + `FluentAvalonia`
Modern, opinionated flat (Linear-like)	`SukiUI`
Clean Chinese-design-system look	`Semi.Avalonia`
Material Design 3	`Material.Avalonia`
shadcn/ui-inspired developer aesthetic	`ShadUI`
Rich enterprise control set	`Ursa.Avalonia`
Just a slight upgrade over built-ins	`Citrus.Avalonia`
Retro Windows 9x	`Classic.Avalonia`
Fallout Pip-Boy / themed novelty	`Pipboy.Avalonia`
Pure custom (no library)	`FluentTheme` only + your own ControlThemes

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