XAML.io builds .NET apps in a browser with an AI coding agent
XAML.io v0.9 is a browser-based IDE built on the OpenSilver framework that uses an AI agent to write, build and fix C#/XAML code, with one-click web publishing and version history. It is free to try with $5 of monthly AI usage, while a $20 Pro plan includes $20 of usage. A Windows 98 Paint clone was generated in 42 minutes: 3,500 lines of code for $57.
- XAML.io v0.9 runs in a browser with no sign-up or install
- AI agent writes, builds and fixes C#/XAML and shows request costs
- Free tier includes $5 of AI usage; Pro costs $20 for $20 of usage
- Windows 98 Paint clone took 42 minutes, 3,500 lines and $57
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