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title: "Built-in React Components"
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<Intro>

React exposes a few built-in components that you can use in your JSX.

</Intro>

<InlineToc />

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## Built-in components {/*built-in-components*/}

* [`<Fragment>`](/reference/react/Fragment), alternatively written as `<>...</>`, lets you group multiple JSX nodes together.
* [`<Profiler>`](/reference/react/Profiler) lets you measure rendering performance of a React tree programmatically.
* [`<Suspense>`](/reference/react/Suspense) lets you display a fallback while the child components are loading.
* [`<StrictMode>`](/reference/react/StrictMode) enables extra development-only checks that help you find bugs early.