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Fission 0.4.0: a cleaner authoring model for production Rust UI
Fission 0.3.0: async images, native capabilities, GPU-first web and server rendering
Fission 0.2.0: charts, platforms, capabilities, docs, and release tooling
Introducing Fission
Fission 0.1.0: the first publishable foundation
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June 2, 2026
5 min read
Fission 0.4.0: a cleaner authoring model for production Rust UI
Fission 0.4.0 is the authoring API release. It changes how application and library authors write widgets, how state is accessed during component conversion, and how local retained state is modeled. The work is tracked in
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Fission 0.4.0: a cleaner authoring model for production Rust UI
Fission 0.3.0: async images, native capabilities, GPU-first web and server rendering
Fission 0.2.0: charts, platforms, capabilities, docs, and release tooling
Introducing Fission
Fission 0.1.0: the first publishable foundation
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announcement (1)
architecture (3)
authoring (1)
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Fission
A cross-platform, GPU-accelerated user interface framework for Rust. MIT licensed.
Copyright (c) 2026 Fission
Ready to use today. Widget APIs are expected to remain stable; some runtime and shell APIs may change before 1.0.0.
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main - v0.1.0 alpha