fyr.jsPreparing the runtime

Examples

Learn by opening a working idea.

Each example starts with a focused use case and points to the Fyr concepts that make it work.

01

Counter

Reactive state, methods, text bindings, and an intentional small UI.

Reactive stateComputed labelsEvent handlers
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02

Todo workspace

List rendering, form binding, filtering, and immutable updates.

fyr-forfyr-modelList updates
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03

Forms

Two-way binding, validation messages, and submit handling.

Two-way bindingValidationAccessibility
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04

HTTP dashboard

Fetch data from an API and represent loading, success, and error states.

Fyr.httpLoading stateError handling
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05

Browser Python

Run small Python programs in the browser through PyodideLoader.

Lazy runtimePython codePackage loading
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06

Rust + WASM

Load a WebAssembly binary and call its exported functions.

WasmLoaderNative exportsPerformance work
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07

Mini classroom

A Flask-backed classroom interface with announcements, assignments, and grading flows.

Flask APIFyr stateResponsive dashboard
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